Western US Mountain Bike Racing ( ID, MT, NV, AZ, CO, WY, NM, CA)

May 28-July 16, 2025 — Sturgis Music On Main Mountain Bike Series, Sturgis, SD, Experience the warm summer evenings out on the local bike trails by participating in the 7th Annual Music on Main Mountain Bike Race Series each Wednesday evening starting at 6:00 PM at Harley Davidson Rally Point, no entry fee, Joe Etzkorn, 605-720-4046, [email protected], officialsturgisevents.com/event/mountain-bike-race-series

June 11-July 16, 2025 — Missoula MTB League, Missoula, MT, Various courses. May 8, 15, 22, 29 June 5, 12, 19, 26, 2024, Eight weeks of mountain biking in the evenings. Free mountain bike race series. Fun divisions for all abilities. Top 3 pick from the prize table. Relaxed and fun. Potluck post race., Shaun Radley, 406-219-1318, [email protected], montanacyclocross.com/events/

August 16-October 11, 2025 — Idaho High School Cycling League Race Series, NICA, Boise, ID, Eddie Strayer, 205-310-5828, 208-473-9480, [email protected], idahomtb.org

May 27-June 17, 2026 — Session Series Weekly Enduro Series, Floyd Hill, CO, A weeknight enduro series, riders check their better judgment at the start for a timed downhill at three front-range trail systems: May 27�Floyd Hill, June 3�Maryland Mtn, and June 17�Virginia Canyon, Jennifer Barbour, 303-503-4616, [email protected], Caprice Bass, 303-720-4509, [email protected], shiftevents.org, sessionseries.org

February 1, 2026 — Prickly Pedal MTB Race, Peoria, AZ, Get in a heart-pumping, rip-roaring ride through the desert terrain of the Maricopa Trail beginning in Cave Creek, Arizona and finishing at Lake Pleasant Regional Park in Peoria, Arizona. Proceeds benefit the non-profit Maricopa Trail and Park Foundation, Aaron Schmidt, 602-346-0554, [email protected]�, pricklypedal.com, aravaiparides.com

February 7, 2026 — Rock Cobbler, Bakersfield, CA, The World Famous Bianchi Rock Cobbler is a stupidly hard, mostly dirt ride, bordering on a race. There are two routes offered: the Rock Cobbler which is between 80-90 miles and the Pebbler which is between 40-50 miles., Sam Ames, [email protected], rockcobbler.com

February 7, 2026 — Tennessee Pass Night Jam, Leadville, CO, Cloud City Wheelers , [email protected], cloudcitywheelers.com

February 7, 2026 — DVO McCullough Meltdown XC MTB Race, Henderson, NV, Cross Country race, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

February 13-15, 2026 — 24 Hours in the Old Pueblo, Tuscon, AZ, Riding sinuous single track in the Sonoran Desert, the 24 Hours in the Old Pueblo Presented by Tucson Medical Center is one of the largest 24 hour events in the world. Come join the event the mountain bike community has been raving about for years!, Epic Rides, 520-623-1584, [email protected], epicrides.com

February 13-15, 2026 — DVO Mob�n Mojave DH, DS, and Enduro, DVO Winter Gravity Series at Bootleg Canyon, Boulder City, NV, Open practice�on Friday,�Saturday, and�Sunday. Trails hand built by the late Brent Thompson, gnarly on the top half and fast open ridge tops for the 2nd half. Free 0n-site camping with bathroom/shower facility. Cash purse for the pros and prizes from our sponsors for all amateur categories and age brackets for placing 1st, 2nd, and 3rd., Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

February 21, 2026 — Keyesville Classic MTB Race, Keyesville, CA, Downhill, Short Track, and Cross Country, Keyesville Classic , 661-472-5968, [email protected], keyesvilleclassicmtb.com

March 7, 2026 — Havasu Havoc, Lake Havasu, AZ, XC race with awesome views, a fun trail and good local beer., Tim Racette, 480-442-4229, [email protected], mbaa.net

March 7, 2026 — Mineral Belt Mayhem, Leadville Winter Mtn Bike Series, Leadville, CO, Cloud City Wheelers , [email protected], cloudcitywheelers.com

March 13-15, 2026 — DVO Reaper Madness DH ~ DS ~ Enduro, DVO Winter Gravity Series at Bootleg Canyon, Boulder City, NV, Open practice�on Friday,�Saturday, and�Sunday. Trails hand built by the late Brent Thompson, gnarly on the top half and fast open ridge tops for the 2nd half. Free on-site camping with bathroom/shower facility. Cash purse for the pros and prizes from our sponsors for all amateur categories and age brackets for placing 1st, 2nd, and 3rd., Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

March 13-15, 2026 — Cactus Cup, Fountain Hills, AZ, Arizona’s Original Mountain Bike Stage race, its�history dates back to 1991.�This is 3 days of racing to crack open the season featuring a Short Track, XC and Enduro event.�To chase the Cactus Cup and capture the overall title, all 3 days of the stage race must be completed. STXC, Enduro, XC40, kids race. Held at McDowell Mountain Regional Park, Sage , [email protected], thecactuscup.com

March 14, 2026 — Echo Red 2 Red XC MTB Race, Oregon XC Series, Pendleton, OR, 28, 20, 15 miles, Scott Scholz, 415-527-6858, [email protected], zone5promotions.com

March 21, 2026 — Fatty Patty 50K, Leadville Winter Mtn Bike Series, Leadville, CO, Cloud City Wheelers , [email protected], cloudcitywheelers.com

March 27-29, 2026 — Hubapalooza MTB Festival, Spokane, WA, Downhill, Enduro, MTB Festival, held at Beacon Hill, Velo Northwest , 509-655-8238 , , velonw.com

March 27-29, 2026 — Exchequer Off-Road, La Grange, CA, MTB race Saturday, Enduro Sunday. Off-Road course: Pro/Expert/Sport/E-Bike course is 6.3 miles with about 950 feet of elevation per lap The Beginner course is 4.4 miles and 650 feet of elevation per lap, Enduro – 3 stages, Nathan Powell, 916-899-3471, [email protected], bearraceevents.com

March 28, 2026 — Tommy Knocker 10, Silver City, NM, 10 hour race, Seth Bush, 505-554-0059, [email protected], ziarides.com

March 28-29, 2026 — Sagebrush Safari, Campo, CA, 27 Miles with tons of fun singletrack, xc and E-XC, Victor , [email protected], quickndirtymtb.com

April 4, 2026 — East Side Epic, Leadville Winter Mtn Bike Series, Leadville, CO, Cloud City Wheelers , [email protected], cloudcitywheelers.com

April 4, 2026 — The Bear, Bear Creek Lake Park, CO, 10 mile loop will have plenty of tough short climbs, killer single track, quick descents and plenty of meandering through Bear Creek Lake Park, Dave Muscianisi, 303-817-6523, [email protected], rattlerracing.com/event/mid-week-melee-1/

April 4, 2026 — Rad by the Rivers Bike Race, Delta, CO, mountain bike race on singletrack trails along the Uncompahgre and Gunnison Rivers, COPMOBA , [email protected], copmoba.org

April 10-12, 2026 — NW Cup Downhill Series (Dry Hill #1), Northwest Cup Downhill Series, Port Angeles, WA, Downhill race. Held at Silver Mountain Bike Park. Friday will be open practice. Saturday will be split practice by category. Pro/JuniorX seeding Saturday evening. Sunday racing all categories, Scott Tucker, 360-797-4288, [email protected], nwcup.com

April 11, 2026 — Prescott Punisher, Prescott, AZ, Prescott is a great place for mountain biking. The Whiskey 50 will be 2 weeks later so consider racing and staying for a pre-ride the following day., Tim Racette, 480-442-4229, [email protected], mbaa.net

April 18-19, 2026 — Sea Otter Fuego XL, XC, & Juniors, Leadville Race Series, Monterey, CA, XL 65 miles and 7,800 feet of elevation change; XC 21 miles; Short – Juniors only, Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com

April 18, 2026 — DVO Mojave Meltdown XC MTB Race, Boulder City, NV, Cross Country race, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

April 18, 2026 — Mudslinger Classic, Oregon XC Series, Blodgett, OR, Oregon’s original spring MTB race�Gravel climbs, some muddy insane downhills, and a spirited classic since 1987, Mike Ripley, 541-225-7946, [email protected], mudslingerevents.com/mudslinger-xc-mountainbike-race-oregon

April 18, 2026 — Route 66 Rattler MTB Race, Kingman, AZ, 9, 22, 32 mile options, CRATA , [email protected], cratatrails.com/route-66-rattler

April 24-26, 2026 — Whiskey Off-Road, Epic Rides Off-Road Series, Prescott, AZ, Starting on Prescott’s historical (and lively) Whiskey Row and climbing into the beautifully distracting views of Prescott National Forest, riders will connect some of the area’s most exhilarating (and challenging) pieces of singletrack, double track, gravel roads and the occasional paved segment., Epic Rides, 520-623-1584, [email protected], Dave Castro, [email protected], epicrides.com

April 25, 2026 — 9.5 Hours of Disco, Salmon, ID, A full day of incredible riding on 11 miles of buffed out singletrack at the base of the Beaverhead Mountains. 1100 feet of climbing-descending per lap, custom prizes, camping, Bill MacFarlane, 208-303-0694, [email protected],, salmonidahomtb.org

May 1-October 31, 2026 — Maah Daah Hey Buck-Fifty 150 Virtual, Medora, ND, The Maah Daah Hey 150 virtual race. Open May to October – bike, horse, or run., Nick Ybarra, 701-570-9138, [email protected], experienceland.org

May 2, 2026 — Flagstaff Frenzy, Flagstaff, AZ, The 2021 MBAA finals, Anthony Quintile, 928-779-5969, [email protected], Tim Racette, 480-442-4229, [email protected], Denise Barron, 928-530-0868, , mbaa.net, absolutebikes.net

May 2, 2026 — Alien Run MTB Race, Aztec, NM, Circles the alleged alien crash site in Hart Canyon, Aztec Trails and Open Space , [email protected], alienrun.com

May 2, 2026 — Fangdango, Bailey, CO, 6 mile circuit, XC race, Dave Muscianisi, 303-817-6523, [email protected], rattlerracing.com/event/fangdango/

May 2, 2026 — 18 Hours of Fruita, Fruita, CO, One of the most beloved endurance events in Colorado with the famous midnight start. With a fast and fun single-track course located 10 minutes northwest of Fruita, Colorado, within the �posh environs� of Highline Lake State Park with its green grass and warm showers. This is a great race to kick off your riding season., George Gatseos, 970-858-7220, [email protected], 18hrsoffruita.com

May 2, 2026 — High Voltage Race at Electric Hills, Montrose, CO, Montrose-Uncompahgre Trails association, With distances of approximately 10 and 20 miles, this race is perfect for the whole family, COPMOBA , [email protected], copmoba.org

May 3, 2026 — Nevada City Enduro, Nevada City, CA, Never ending downhills trails built through the pines by the Bicyclist of Nevada County, Nathan Powell, 916-899-3471, [email protected], bearraceevents.com

May 8-9, 2026 — Rides & Vibes MTB & Music Fest, Grand Junction, CO, 15, 30, 40-mile MTB races, & 2 days of live music in downtown Grand Junction, Grand Junction Sports Commission , 970-639-1387, [email protected], grandjunctionsports.org, gjridesandvibes.com

May 9, 2026 — Sarlacc Attack 50K, Fruita, CO, Combines The Edge and Sarlacc trails to make up an epic adventure. You’ll ride on the edge of cliffs and your limits. World class singletrack, uphill grinds, and flowy descents are abundant on the Edge Loop. The Sarlacc trail section is some of the most fun singletrack on the course and riders will be there on the season’s opening week. Also, there is a 13.8-mile course with nearly 1,000 feet of climbing that combines Chutes and Ladders, Frontside, and Western Zippity trails. It’s great for beginners and sprinters alike, offering flowy terrain, short climbs, quick descents, and breathtaking views of the surrounding mesas and buttes. This race is part of the Adventure Fest at 18 Road, Reid Delman, 303-249-1112, [email protected], Kyla Claudell, 303-249-1112, [email protected], geminiadventures.com

May 9, 2026 — 12 Hours of Mesa Verde, Cortez, CO, Race course is 16.4 miles of Phil’s World singletrack and stages from the Montezuma County Fairgrounds, fundraiser for local non-profits, 12 Hours of Mesa Verde , [email protected], 12hoursofmesaverde.com

May 9, 2026 — Broken Record 3 & 6 Hour MTB Challenge, Caliente, NV, held at Kershaw-Ryan State Park, 6.75 mile circuit will be held on the single-track mountain bike trail system at the top of Kershaw Canyon., Stephanie Long, [email protected], rockyroadadventuresnv.com/broken-record-36-hr-mtb-challenge

May 15-17, 2026 — NW Cup Downhill Series (Dry Hill #2), Northwest Cup Downhill Series, Port Angeles, WA, Downhill race. Held at Silver Mountain Bike Park. Friday will be open practice. Saturday will be split practice by category. Pro/JuniorX seeding Saturday evening. Sunday racing all categories, Scott Tucker, 360-797-4288, [email protected], nwcup.com

May 16, 2026 — Pocatello Pedal Fest, Pocatello, ID, Cross Country Races. Beginner, Sport, Expert & Open Classes (12, 17, 27 miles). Awards, prizes, raffle, music, food & fun., Alex Phipps, 208-841-4120, [email protected], twistedturtleracing.com

May 16, 2026 — Royal Gorge Six and Twelve Hour MTB Races, Ca�on City, CO, Six and Twelve Hour MTB Races, Seth Bush, 505-554-0059, [email protected], ziarides.com

May 22-24, 2026 — Iron Horse Bicycle Classic, Durango, CO, 53rd Annual, Road Race and Tour from Durango to Silverton – Saturday and are a 50 mile ride from Durango to Silverton. Take off with the train, traveling over two 10,000ft mountain passes enroute to the historical mining town of Silverton. Sunday – Kids Race and Kids Village, Mountain Bike Race, Gravel Race and vendors., William Glenn, 970-259-4621, [email protected], ironhorsebicycleclassic.com

May 23-24, 2026 — The Original Growler, Gunnison, CO, The challenging singletrack is on some of the finest trails Colorado has to offer., Gunnison Trails , [email protected], originalgrowler.com, gunnisontrails.org

May 24, 2026 — Sisters Stampede, Oregon XC Series, Sisters, OR, The iconic Memorial Weekend MTB race�fast, fun high-desert singletrack under the Three Sisters. Sells out January annually, Mike Ripley, 541-225-7946, [email protected], mudslingerevents.com/sisters-stampede

May 30, 2026 — Sunrise to Sunset, Castle Rock, CO, Looking for a 12-hour endurance trail race that is equal parts challenging and fun? Elephant Rock’s Sunrise to Sunset is just that. Kickback with your friends and ride the flowy track of Philip S. Miller Park this summer. Register as an individual or form a team, Dave Muscianisi, 303-817-6523, [email protected], rattlerracing.com

May 30, 2026 — Wente 8-Hour MTB, Willits, CA, The funnest 8-hour mountain bike race you’ll ever do. 3 days of venue access including a private lake for swimming and boating. 8 Miles, 1,745’ of climbing and bermy-berms for days. NOTE: Wente is on a private boy scout reservation. It is closed to the public on all days of the year except during race weekend. No trespassing!, Erica Gorden, 707-800-3020, [email protected], racewente.com

May 30, 2026 — Homesteader 6 hr, MT Off-Road Cup, Missoula, MT, Shaun Radley, 406-219-1318, [email protected], montanacyclocross.com/events/, thecyclinghouse.com

June 4-7, 2026 — Go Pro Mountain Games, Vail, CO, Dual Slalom, Jump Jam, Kids race, XC MTB, STXC, Road Hill Climb, Dave Dressman, 970-777-2015, [email protected], mountaingames.com

June 6-7, 2026 — Silver Mountain Enduro – North American Enduro Cup, Montana Enduro Series, Idaho Enduro Series, North American Enduro Cup, Kellogg, ID, National Championship Enduro races, Held at Silver Mountain Ski Resort, EWS qualifier, world class trails, national�caliber competition, New trails, race categories to�include e-bikes�and more amateur age categories, cut-off times, full on finish line festivities, Scott Tucker, 360-797-4288, [email protected], North American Enduro Cup , [email protected], naenduro.com

June 6-7, 2026 — USA Cycling Enduro MTB National Championships, Kellog, ID, USAC Events , 719-434-4200, [email protected], usacycling.org

June 6, 2026 — Marin Off Road, Rodeo Beach, CA, 10, 20, 36 mile options, mtb or gravel bike, singletrack plus fireroads in the Headlands of Marin County., Nathan Powell, 916-899-3471, [email protected], bearraceevents.com

June 11-14, 2026 — Leadville Training Camp, Leadville Race Series, Leadville, CO, Across three days, you’ll cover every mile of the legendary course with special attention to the most grueling sections: Powerline, St. Kevins and the iconic Columbine climb. In the evening, you’ll join your experienced buckle-sporting guides for Q&A sessions on proper training, diet, bike setup and crewing logistics, Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com

June 12-13, 2026 — Otter Creek MTB Race, Harmon Lake, ND, the Otter Creek Trail Festival returns to Harmon Lake, Mandan, ND, on June 12-13, 2026! Choose from 55-mi, 35-mi, and 13-mi mtb races, a Friday night trail run, and youth categories, Melissa Marquardt, 701-221-9833, [email protected], 701cycleandsport.com

June 13, 2026 — Fears, Tears, and Beers Enduro, Ely, NV, Enduro mountain bike event. Timed sections mostly downhill, combined time wins. Men’s and women’s events for all classes. Fun run, beginner, sport, and expert classes. The first and longest running enduro mountain bike race in America. Beginner to Pro categories. Be a part of MTB history, Kent Robertson, 775-289-6042, 775-296-2162, [email protected], Kyle Horvath, 775-289-3720, [email protected], elynevada.net/fears-tears-and-beers/

June 13, 2026 — 9 to 5, Knobby Tire Series, McCall, ID, High speed rolling double-track. Tight, technical sagebrush single-track, water crossings, quick steep drops, nasty little granny gear climbs. Single speeders’ dream., Alex Phipps, 208-841-4120, [email protected], twistedturtleracing.com

June 13, 2026 — The Bailey Hundo, Buffalo Creek, CO, 10th year for the race. The HUNDO is 100 miles with 10,000 vertical feet, the HUNDitO is 50 miles with 6,000 vertical feet, in the Buffalo Creek trail system permitted by the USFS., Jennifer Barbour, 303-503-4616, [email protected], Caprice Bass, 303-720-4509, [email protected], baileyhundo.org

June 14, 2026 — Send It at Jug Mountain Ranch Enduro, Wild Rockies Series, McCall, ID, Enduro MTB race, Alex Phipps, 208-841-4120, [email protected], twistedturtleracing.com

June 19-21, 2026 — NW Cup Downhill Series (Tamarack), Northwest Cup Downhill Series, Tamarack, ID, Downhill race. Held at Tamarack Bike Park. Friday will be open practice. Saturday will be split practice by category. Pro/JuniorX seeding Saturday evening. Sunday racing all categories, PRO GRT too, Scott Tucker, 360-797-4288, [email protected], nwcup.com

June 20, 2026 — Lake Tahoe Mountain Bike Race, Tahoe City, CA, Sweet trails and singletrack. Gravel bikes too. Juniors and all NICA riders welcome. Race in the cross country race, 4 hour or 8 hour race as a solo or on a team of 2, 3 or 4 (teams of 3 and 4 apply to the 8hr race only). The course is approximately 12.8 miles. Fast lap times are around 50 minutes. Cross country race is two laps. The course is a mix of single track and fire-road. It is a fast and smooth course with few technical sections.�The most laps wins. Approximately 1350 feet ascending and descending per lap, Todd Jackson, 530-546-1019, [email protected], bigblueadventure.com

June 23-27, 2026 — Junior Bike Week, Crested Butte, CO, A family-friendly biking festival with amazing courses (and prizes) for all riders ages 8-18. This festival offers competitive and festive events such as trail work, skills clinics and hucking tires., Amy Nolan, 970-596-4085, [email protected], juniorbikeweek.com

June 24-26, 2026 — Fernie Singletrack 3, Fernie, BC, , TransRockies , 866-373-3376, [email protected], ferniesingletrack3.com, transrockies.com

June 26-28, 2026 — NW Cup Downhill Series (Whitefish), Northwest Cup Downhill Series, Whitefish, MT, Downhill race. Held at Whitefish Bike Park. Friday will be open practice. Saturday will be split practice by category. Pro/JuniorX seeding Saturday evening. Sunday racing all categories, Scott Tucker, 360-797-4288, [email protected], nwcup.com

June 27, 2026 — Helenduro, Montana Enduro Series, Helena, MT, multi-stage enduro race in the Helena South Hills. Traditionally four to five stages for all classes, Montana Enduro Series , [email protected], Eric Sivers, [email protected], montanaenduro.com, montanabicycleguild.org

June 27, 2026 — Lutsen 99er, Leadville Race Series, Lutsen, MN, This race offers 99, 69, 49, 25, and kid distances combined with a weekend packed with fun, adventure and “killer” mountain biking for everyone., Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com/lutsen-99er/, lutsen99er.com

July 4, 2026 — Firecracker 50, Breckenridge, CO, 50 mile mtb race, Ride some of the best single track trails we have to offer., Jeff Westcott, 970-390-4760, [email protected], Vince Hutton, 970-547-4321, 970-453-1734, [email protected], breckenridgerecreation.com/races/firecracker-50, mavsports.com

July 11, 2026 — Bend Dirt Fest, Oregon Triple Crown Series, Oregon XC Series, Bend, OR, Multi-discipline event featuring gravel, MTB, and trail running in Bend, Oregon, on the west side of town. Life is an adventure in Bend, OR, Mike Ripley, 541-225-7946, [email protected], mudslingerevents.com/bend-dirt-fest

July 12, 2026 — Silver Rush 50, Leadville Race Series, Leadville, CO, Put your grit, guts and determination to the test with a 50-mile course that packs more punch (per mile) than even the mighty Race Across the Sky. From technical climbs to high-speed descents, the race takes riders across Leadville’s breathtaking panoramas and under the shadow of 14,000-foot Rocky Mountain peaks. With 8,000 feet of elevation gain over 50 miles, Silver Rush offers the perfect trial run and qualifying event for the LT100 MTB, Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com

July 13-19, 2026 — USA Cycling Endurance MTB National Championships, Roanoke, VA, USAC Events , 719-434-4200, [email protected], usacycling.org

July 17-19, 2026 — NW Cup Downhill Series (Silver Mountain), Northwest Cup Downhill Series, Kellogg, ID, Downhill race. Held at Silver Mountain Bike Park. Friday will be open practice. Saturday will be split practice by category. Pro/JuniorX seeding Saturday evening. Sunday racing all categories, Scott Tucker, 360-797-4288, [email protected], nwcup.com

July 18, 2026 — Butte 100, Butte, MT, 20th Annual, Continental Divide Trail, Single Track, Big Sky Country, 100 and 50 mile options, and a Sorini 25 mile option, Stephanie Sorini, 406-490-7632, [email protected], butte100.com

July 18, 2026 — Tahoe 100, Tahoe City, CA, scenic 100K and 50K mountain bike race in North Lake Tahoe/Truckee, showcasing challenging trails and stunning Sierra Nevada views for riders of all levels.~4,000ft elevation gain (100K), Todd Jackson, 530-546-1019, [email protected], bigblueadventure.com

July 18-19, 2026 — 24 Hours in the Enchanted Forest, N24, Albuquerque, NM, Everything that you want from a 24 Hour Race. We have an amazing course with epic singletrack winding through meadows, pines and aspens. The Zuni Mountains outside of Gallup, NM are a great place to ride. We have an awesome venue in the ponderosa pines with plenty of space to hang out with friends and family and hang your hammock, great party atmosphere with vendors, movies, food, kids activities, and fun for everyone., Seth Bush, 505-554-0059, [email protected], ziarides.com

July 18, 2026 — Brundage MTB Races, Knobby Tire Series, McCall, ID, STXC, XC, Endurance, Downhill races, Alex Phipps, 208-841-4120, [email protected], twistedturtleracing.com

July 18, 2026 — High Cascades 100, Bend, OR, Oregon’s legendary 100-mile endurance MTB race since 2009�massive singletrack, high-alpine flow, and big-day adventure in Bend. We finish 90% who start!, Mike Ripley, 541-225-7946, [email protected], mudslingerevents.com/high-cascades-100

July 24-26, 2026 — Leadville MTB Stage Race, Leadville Race Series, Leadville, CO, From 10,152 to 12,424 feet of Colorado Rocky elevation, the race takes on the breathtaking backdrops and soul-refining climbs of the iconic LT100 MTB course across three exciting days – earning you a shot to qualify for the Life Time LT100 MTB along the way. With post-race dinners, daily awards and celebrations, you’ll step into the warm embrace of the Cloud City family of gritty, gutsy, determined cyclists – and never look back. Come for three days of high-altitude riding, stay to compete for a coveted belt buckle, Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com

July 25, 2026 — Laramie Range Epic, Laramie, WY, Two course options, 30/60ish miles. 80% singletrack from smooth and flowy to steep and technical. Choose the One & Done to do one lap, or, the Laramie Range Epic to do two laps. Aid stations with fresh food, water and performance nutrition. Legendary after-party with live music, awards, cash pay-outs, raffle, free refreshments and warm, fresh food! Limited on-course camping and room specials, Dewey Gallegos, 307-742-5533, [email protected], laramierangeepic.com

July 25, 2026 — Audi Snowmass 50, Snowmass, CO, This race will highlight a 25 mile singletrack loop ascending 5000 feet. Solo competitors will have the option of 1 or 2 laps while teams of 2 can race 1 lap each., Aspen Snowmass , 970-923-1227, [email protected], aspensnowmass.com/visit/events/audi-power-of-four-mountain-bike

July 26, 2026 — Whit Henry’s Galena Grinder , Knobby Tire Series, Galena Lodge, ID, XC/Marathon, 40 mile loop; Pro/Expert/SS, 25 mile loop; Sport/Clydesdale, 20 mile loop; Beginner, 10.5 mile loop; and Youth with a 5 mile loop., Alex Phipps, 208-841-4120, [email protected], twistedturtleracing.com

July 26-27, 2026 — USA Cycling Gravity MTB National Championships, Big Bear Lake, CA, USAC Events , 719-434-4200, [email protected], usacycling.org

July 26-27, 2026 — USA Cycling Gravity National Championships, Big Bear Lake, CA, USAC Events , 719-434-4200, [email protected], usacycling.org

July 31-August 1, 2026 — Pierre’s Hole MTB Race, National Ultra Endurance Series, Alta, WY, The 100 K category will be capped at 250 racers and the 50 K category at 300 racers. There will not be a 100-mile race this year. The racecourse is on an IMBA Epic trails at Grand Targhee. The 100 k is a part of the NUE marathon series race. STXC also., Tony Ferlisi, 307-690-3952, [email protected], nuemtb.com, grandtarghee.com/activities-events/events/event-calendar/2026-pierres-hole

August 1-2, 2026 — Pomerelle Pounder Downhill, Go-Ride Gravity Series, Albion, ID, Two USAC sanctioned downhill races in two days., Ron Lindley, 801-375-3231, [email protected], go-ride.com, utahdh.org

August 1, 2026 — Maah Daah Hey 100, Medora, ND, The Maah Daah Hey 100 race course takes you across one of the most majestic single-track adventures in the world, with miles of uninterrupted trail through the heart of the rugged Badlands. Make no mistake, this event will push competitive riders to their limits while giving every participant an experience they will remember for the rest of their lives., Nick Ybarra, 701-570-9138, [email protected], experienceland.org

August 1, 2026 — Tour de Big Bear, Big Bear Lake, CA, Get ready for an epic�cycling�weekend at the 2025 Tour de Big Bear! Nestled in the picturesque San Bernardino National Forest, this event promises an unforgettable weekend and cool summer rides at 6,752 feet. This year will feature all-new XC mountain�biking�events!, Chris Barnes, 951-970-6720, 909-878-0707, [email protected], tourdebigbear.com

August 2, 2026 — Colorado Trail Race, Durango, CO, Group Start 4 AM, a self supported bike ride on the Colorado Trail, Jefe Branham, [email protected], jwookieone.com

August 8-9, 2026 — Emerald Mountain Epic, Mountain Town Challenge Series, Steamboat Springs, CO, A mountain bike race/trail running race over 26 miles of beautiful Routt County singletrack with a total of roughly 3,500ft elevation gain. Solo (two laps) and duo team (one lap per rider) options available., Sarah Glassmeyer, 712-898-6571, [email protected], emeraldmtnepic.org

August 8, 2026 — Enduro Pescado Whitefish Enduro, Montana Enduro Series, Whitefish, MT, multi-stage enduro race at Whitefish Mountain Resort. Traditionally five stages for all classes, Montana Enduro Series , [email protected], Eric Sivers, [email protected], montanaenduro.com

August 8-9, 2026 — Downieville Classic, Downieville, CA, Race or ride the epic 26.5 mile point-to-point crosscountry to the Sierra Crest and back to town, or take in a double dose with 15 miles of the Downieville Downhill in the All Mountain World Championships, followed by an epic party. Named one of the top 10 mountain bike festivals by Outside magazine., Greg Williams, [email protected], Kyle Stone, [email protected], downievilleclassic.com

August 9, 2026 — Idaho Senior Games, Eagle, ID, Held at Eagle Cycle Park, Cross Country and Hill Climb events, Mike Thornton, 208-861-8000, [email protected], Katie Hedrich, 951-733-5198, [email protected], Stewart Hindman, 208-461-8877, [email protected], idahoseniorgames.org

August 9-14, 2026 — Breck Epic, Breckinridge, CO, XC stage race, six-day mountain biking race event in the backcountry. Each stage begins and ends in town, so riders can remain in one place throughout the event. The race is 220-240 miles long and has about 40,000 feet of elevation gain and loss., Mike McCormack, 970-485-5847, [email protected], breckepic.com

August 15, 2026 — Leadville Trail 100, Leadville Race Series, Leadville, CO, The Race of All Races. In 1994, 150 gutsy riders braved 100 miles of high-altitude, extreme Rocky Mountain terrain – starting at 10,152 feet, climbing to 12,424 feet and pedaling into global cycling history. The race is one of the most prestigious endurance cross-country MTB events in the world. Every year, a select handful of gritty and determined cyclists make the pilgrimage to Cloud City to Race Across the Sky and take their shot at etching their name among the Leadville Legendary. The red carpet awaits, Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com

August 15, 2026 — York 38 Special, York, MT, Ride 38 or 76 miles on single track, gravel, and Forest Service roads through breathtaking scenery in the Helena National Forest gaining 3000 vertical feet!�Benefit for York Fire Rescue, York Fire Rescue , [email protected], york38special.org

August 22, 2026 — Big Sky Biggie, Big Sky, MT, Starting in Big Sky’s Town Center (Meadow Village) and climbing into the scenic views from Lone Peak and Buck Ridge, riders will ride some of the area’s most exhilarating (and challenging) pieces of single-track, double-track, gravel roads and the occasional paved segment, Natalie Osborne, 907-223-0858, [email protected], bigskybiggie.com

August 22, 2026 — Lake City Alpine 50, Lake City, CO, This lung-busting race will take you by the iconic Lake San Cristobal before climbing through the alpine tundra to the two of the highest passes in Colorado: Cinnamon Pass (12,640 feet) and Engineer Pass (12,800) feet. The race will feature over 7,500 feet of climbing through some of the most incredible sections of the San Juan Mountains. This is a USA Cycling sanctioned event. benefit the Town of Lake City and the Lake Fork Valley Conservancy., Michael Fleishman, [email protected], lakecityalpine50.com

August 22, 2026 — The Carriboo Jack, Teton Valley, ID, 1 day, 3-4 stage, blind-format, backcountry enduro race through the mountain wild of the Caribou-Targhee National Forest�that will leave you with a good story., Chris Brule, 307-413-1998, 208-557-4332, [email protected], mountainbiketetons.org

August 22, 2026 — GloriDays, Glorietta, NM, part of the National Ultra Endurance NUE Series of events. Zia Rides will be doing our thing with endurance mountain bike races on Saturday with the 52ish mile, 26ish mile, and 19ish mile options along with live music, food trucks, and fun. Then you have plenty of time to take advantage of all of the fun Glorieta Camps has to offer with their swimming lake, slides, zip lines, and more. Just like last year, plan to spend the weekend swimming in the lake and hanging out at a Zia Rides mountain bike “summer” camp in Glorieta., Seth Bush, 505-554-0059, [email protected], ziarides.com

August 23, 2026 — Rumble at the Ranch 6 Hour MTB Relay, Highlands Ranch, CO, 6 hour mountain bike relay for teams of two or three riders as well as solo racers.�Held on the amazing Highlands Ranch Backcountry singletrack and double-track trail system.�Teams will see how many laps of the 7.6 mile loop they can complete in 6 hours., Darrin Eisman, 303-642-7917, 720-232-0906, [email protected], rumbleattheranch.com

August 29, 2026 — Rendezvous Enduro, Montana Enduro Series, Teton Village, WY, multi-stage enduro race at Jackson Hole Mountain Resort. Traditionally four stages for sport classes; five for all others, Montana Enduro Series , [email protected], Eric Sivers, [email protected], montanaenduro.com, montanabicycleguild.org

August 29-30, 2026 — Mills Peak Off-Road & Enduro, Graeagle, CA, An all-mountain xc race climbing to the top of Mills Peak, and back down into Graeagle, Enduro Sunday, Nathan Powell, 916-899-3471, [email protected], bearraceevents.com

September 5, 2026 — Grizzly 100, Big Bear Lake, CA, 100, 75, 50, 30K options, Derek Hermon, , bbvrace.com

September 6, 2026 — Dakota Five-0, Spearfish, South Dakota, 50 miles, A lollie-pop loop, begins in Spearfish City Park with a mass, neutral roll out, and leaves town to the west up Tinton Road., Perry Jewett, 605-641-4963, [email protected], dakotafiveo.com

September 6, 2026 — Grand Traverse MTB, Aspen, CO, point-to-point from Aspen to Crested Butte, Colorado. Bikers travel 40 miles across the Elk Mountains with over 7,800? of elevation gain. The course starts with a 3000? ascent up Aspen Mountain before continuing deep into the Elk Mountains. This mountain bike race is not for the faint of heart., Crested Butte Nordic , 970-349-1707, [email protected], thegrandtraverse.org

September 9, 2026 — Salida to the Sea, Salida, CO, Salida to the Sea is a self supported bikepacking race. The race begins in Salida, Colorado and finishes in Port Orford, Oregon. The route is roughly 2,000 miles long and traverses through 5 states in Western America, Brian Steele, , facebook.com/Salida2Sea/

September 11-13, 2026 — NW Cup Downhill Series Finals Stevens Pass Bike Park, Northwest Cup Downhill Series, Stevens Pass, WA, Downhill race, Scott Tucker, 360-797-4288, [email protected], nwcup.com

September 12-13, 2026 — Vapor Trail 125, Salida, CO, 125 miles, 20,000 feet of climbing, 10 pm start, singletrack, Vapor Trail , [email protected]�, vaportrail125.com

September 12, 2026 — Race the Rails, Ely, NV, Race the train in Ely! Fun for the whole family! Race a coal fired steam engine that is over 100 years old. The event will accommodate both road and mountain bike riders of all ages., Kyle Horvath, 775-289-3720, [email protected], elynevada.net

September 19, 2026 — Coyote Classic Round 1 of 3, DVO Fall XC and E-Bike Coyote Classic Series, Boulder City, NV, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

September 19, 2026 — Pocatello Fall Ultra, Pocatello, ID, Join us for the premier ultra mountain bike race in Southeast Idaho.� Participate in a 100K or 50K ride in one of America’s best mountain biking areas. 100K RACE: � Over 9,000 ft. of elevation gain?� Over 45 miles of singletrack on the 100K course.?� Looped course, 80% Singletrack 50K RACE: � Over 6,500 ft. of elevation gain.?� Looped course, all singletrack., Scott Peterson, 208-681-6910, [email protected], pocatellofallultra.com

September 19-21, 2026 — New Mexico Singletrack MTB Stage Race, Los Alamos, NM, 3-day mountain bike stage race. Featuring a $20,000 equal-payout prize purse and 3 distinct stages across Los Alamos, Galisteo Basin, and Glorieta Adventure Park., TransRockies , 866-373-3376, [email protected], newmexicosingletrack.com, transrockies.com

September 20, 2026 — The Banana Belt, Salida, CO, Forty miles of supremely crafted singletrack in Salida. This isn’t about white-knuckle terror or boring fire roads – it’s about that sweet spot challenge. Endurance MTBing you’ve been asking for. Part of the Salida Bike Fest!, Jennifer Barbour, 303-503-4616, [email protected], Caprice Bass, 303-720-4509, [email protected], baileyhundo.org

September 26-27, 2026 — Grand Enduro, Grand Junction, CO, Race the top 3 trails of the Lunch Loops (Ribbon, Gunny, and Free Lunch) with amazing views in the background. This is the only race on the Ribbon… come see what it’s like to ride up to 50mph on a big slab of rock! 22-35 minutes of racing over 6.2 miles of trail. 2.5-4 hours of total ride time covering ~22 miles., John Klish, 970-744-4450, 573-366-3681, [email protected], grandenduro.com, madracingcolorado.com

September 26, 2026 — Chuska Challenge Mountain Bike Race, Tour de Rez Cup, Red Valley, AZ, The Navajo Nation’s premier mountain bike event of the year, taking place the final weekend of September in the Chuska Mountains. The Chuska Challenge Tour includes 35-mile and 20-mile noncompetitive options, offer riders some awesome riding in some of the most beautiful country in Dine’ Bikeyah. The competitive Mountain Bike Race includes avariety of routes and distances, and includes awards for top riders. �There will be a Skills Course set up for riders to play on throughout the weekend, and there will be a Youth Race on Saturday. On the Sunday of Chuska weekend, there will be a 55-mile and 35-mile Arizona Endurance Series event on the Cove Classic route, Tom Riggenbach, 928-429-0345, [email protected], navajoyes.org, runsignup.com/Race/AZ/RedValley/ChuskaChallengeMountainBikeRide

September 26, 2026 — Rad Dirt Fest, Trinidad, CO, 38, 99, 165 mile options, Deep in the Southern Colorado plateau lies an untouched plethora of gravel unlike any other. The towering Spanish Peaks and expansive mesas serve as the backdrop for the 3 unique courses of the �Rad Dirt Fest.� The courses are all more than 90% maintained, gravel roads and mostly rolling routes, Tamara Jenlink, 719-219-9364, [email protected], Lifetime Events , [email protected], theraddirt.com

September 26, 2026 — The Hotdogger, Fruita, CO, a mountain bike race and hotdog eating contest from sunrise to sunset. It is a non-profit event to benefit the Colorado Plateau Mountain Bike Trail Association., COPMOBA , [email protected], Hotdogger , [email protected], hotdogger.org, copmoba.org

September 26, 2026 — Ring of Fire MTB, Bend, OR, A classic 50-mile NUE Series race packed with fast descents, big forest climbs, and miles of flowy singletrack, Mike Ripley, 541-225-7946, [email protected], mudslingerevents.com/ring-of-fire

October 6-11, 2026 — USA Cycling Collegiate Mountain Bike National Championships, Grand Junction, CO, Collegiate National Championships, Powderhorn Mountain Resort, USAC Events , 719-434-4200, [email protected], Chad Sperry, [email protected], Ben Horan, 312-502-5997, [email protected], Grand Junction Sports Commission , 970-639-1387, [email protected], usacycling.org

October 17, 2026 — Coyote Classic Round 2 of 3, DVO Fall XC and E-Bike Coyote Classic Series, Boulder City, NV, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

October 18, 2026 — Beti Bike Bash, Beti Bike Bash, Lakewood, CO, Women’s only mountain bike race and festival including: Little Bellas Girls Camp and VIDA MTB Series Clinic. All ages and abilities welcome., Jennifer Barbour, 303-503-4616, [email protected], Natalie Rabourn, 303-503-4616, [email protected], Caprice Bass, 303-720-4509, [email protected], betibikebash.com

November 7, 2026 — 8-Hour Showdown at Usery Pass, Mesa, AZ, 8-hour cross country race on an 11 mile loop, solo, duo, quad, and relay options for both mtn bike, gravel and single speed with free kids races, Race is put on by FE Racing, an Arizona 501c3 cycling club that uses the proceeds from the event for a charity bike give away deserving Jr. High School students., Shane Jacobs, [email protected], usery8.com

November 7, 2026 — Chain Smoker Las Vegas, Blue Diamond, NV, 15, 30, 45 mile options, Victor , [email protected], quickndirtymtb.com

November 14, 2026 — Coyote Classic Round 3 of 3, DVO Fall XC and E-Bike Coyote Classic Series, Boulder City, NV, XC, E-Bike, and Gravity Fest, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com

November 14-15, 2026 — Austin Rattler MTB, Leadville Race Series, Austin, TX, Make the trek down to Reveille Peak Ranch for a one-of-a-kind race experience at the Austin Rattler MTB. After you soak in the sparkling lakes and rolling hills of beautiful Texas Hill Country, you’ll hop in the saddle for one, two or three loops of thrilling singletrack and fast-fire roads. Come for a unique fall ride, stay for a Texas-style endurance celebration, complete with live music, camping, kids races and, of course, tasty Texas BBQ., Tamara Jenlink, 719-219-9364, [email protected], leadvilleraceseries.com, austinrattlermtb.com

November 14, 2026 — Ridgecrest Desert Classic, Ridgecrest, CA, The RDC offers 5 courses this year: Classic Loop, Beginner, Sport, Pro/Expert, E-Bike and Unicycle. Join us for spectacular racing in the high desert, Tom Kunkel, 760-793-0844, [email protected], highsierracyclists.club/rdc.html

November 15, 2026 — Tonto Mountain Rides, Mesa, AZ, 100/50/30/10 mile MTB Races, 30 mile Gravel Grinder, 20/10 mile Juniors Races, Aaron Schmidt, 602-346-0554, [email protected]�, aravaiparides.com

November 21, 2026 — 6 and 12 Hours of Fury, Fountain Hills, AZ, Whether you’re a seasoned dirt warrior or a first-timer looking for a challenge, this race through the Arizona desert delivers the perfect blend of grit and fun. Tackle as many laps as you can in 6 or 12 hours � solo, with a partner, or as a team of four, Jeremy Graham, 623-330-0913, [email protected], 4peaksracing.com

December 6, 2026 — Frenzy Hills Rides, Fountain Hills, AZ, 100/50/25/10 mile MTB Races, 100/50/25 mile Gravel Grinder, 10/7 mile Juniors Races, Aaron Schmidt, 602-346-0554, [email protected]�, aravaiparides.com

December 12, 2026 — Dawn to Dusk AZ, Fountain Hills, AZ, Endurance mountain bike relay. Compete as a solo, duo, or team on a fast, fun course in McDowell Mountain Regional Park. Family friendly camping and event expo promises a fun weekend! Space is limited to 125 solo riders, 100 two-person, 50 four-person, and 10 corporate entries, Seth Bush, 505-554-0059, [email protected], ziarides.com

December 12, 2026 — DVO Ole Burro Enduro, Boulder City, NV, Mike Scheur, 518-524-9805, [email protected], bootlegcanyonracing.com