Featured Events
Winter 2023-2024
Feb. 18, 2024
Feb. 24, 2024
April 7, 2024
June 23, 2024
Dec. 14, 2024
Jan. 26, 2025
Winter 2023-2024
Feb. 18, 2024
Feb. 24, 2024
April 7, 2024
June 23, 2024
Dec. 14, 2024
Jan. 26, 2025
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January 2024
- 1 5th Annual Resolution Run, Pueblo Community College, Pueblo, Colorado, 8:30 a.m., 719.269.8500
- 1 Colorado Springs Rescue Run, 5k/10k, Palmer Park, Colorado Springs, Colorado, 10:00 a.m., 719.351.0045
- 1 Resolute Runner 5k, Johnny Roberts Memorial, Arvada, Colorado, 9:00 a.m., 720.722.4226
- 6 Bangs Canyon World Championships, 30k, Bangs Canyon Trailhead, Grand Junction, Colorado, 8:30 a.m., 970.279.3282
- 6 Winter Six Pack Series, 1M/5k, Promenade Terrace, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 6 Nielson Challenge, 2M, North Monument Valley Park, Colorado Springs, Colorado, 8:00 a.m., 719.598.2953
- 7 RMRR Run, 5k/10k, Platte River Trailhead, Denver, Colorado, 9:00 a.m., 303.871.8366
- 13 PPRR Winter Series #1, 3M/6M, Garden of the Gods/Red Leg Brewing, Colorado Springs, Colorado, 10:00 a.m., 719.577.6339
- 14 Ft Collins Club Tortoise & Hare 5k, Spring Canyon Park, Fort Collins, Colorado, 8:00 a.m., into@fortcollinsrunningclub.org
- 14 Arctic Prairie Dog Races, 5k/10k/Half, Streets Fitness, Louisville, Colorado, 8:00 a.m., 720.722.4226
- 20 Appleton Freezer, 4M, Appleton Elementary School, Grand Junction, Colorado, 10:00 a.m., 970.254.6400
- 20 Polar Bear Run and Plunge, 5k, Horsetooth Reservoir, Fort Collins, Colorado, 10:00 a.m., 970.556.3279
- 20 Winter Six Pack Series, 2M/5k, Promenade Terrace, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 21 Polar Bear 5k, Washington Park, Denver, Colorado, 10:00 a.m., 303.694.2202
- 27 Winter Six Pack Series, 5k, Promenade Terrace, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 27 Rio Frio 5k on Ice, Cole Park, Alamosa, Colorado, 9:00 a.m., 719.589.3682
- 27 PPRR Winter Series #2, 4M/8M, Cheyenne Mountain State Park, Colorado Springs, Colorado, 10:00 a.m., 719.338.8639
- 28 Yeti Chase 5k/10k, Bear Creek Lake Park, Morrison, Colorado, 10:00 a.m., 303.642.7917
February 2024
- 3 Winter Six Pack Series, 5k/4M, Promenade Terrace, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 3 Nielson Challenge, 2M, North Valley Monument Park, Colorado Springs, Colorado, 8:00 a.m., 719.598.2953
- 4 Super Bowl 5k, Washington Park, Denver, Colorado, 9:00 a.m., 303.694.2202
- 4 Ft Collins Club Tortoise & Hare, 8k, Edora Park, Fort Collins, Colorado, 8:00 a.m., info@fortcollinsrunningclub.org
- 4 RMRR Love on the Run, 5k/7M, Reynolds Landing, Littleton, Colorado, 9:00 a.m., 303.871.8366
- 4 Old Man Winter Rally, 5k/10k, Laverne Johnson Park, Lyons, Colorado, 10:30 a.m., info@AdventureFit.com
- 10 Sweetheart Classic, 4M, Loveland High School, Loveland, Colorado, 2:30 p.m., 970.219.9844
- 10 Love Em or Leave Em, 5k/10k, Salisbury Park, Parker, Colorado, 10:00 a.m., 303.805.4500
- 10 Heart Throb 5k, Memorial Park, Arvada, Colorado, 10:00 a.m., 720.722.4226
- 11 Valentines Day 4M, Washington Park, Denver, Colorado, 9:00 a.m., 303.694.2202
- 11 Super Half Marathon & 5k, 5k/Half, Plaza of the Rockies, Colorado Springs, Colorado, 10:00 a.m., 719.229.2104
- 11 Super Sunday Fun Run, 5k, Platte River Bar & Grill, Littleton, Colorado, 10:00 a.m., 303.483.7036
- 17 Stories Ultra, 10k/Half/30Hr/15Hr/6Hr,, Cheyenne Mountain State Park, Colorado Springs, Colorado, 6:00 a.m., 720.624.9237
- 17 PPRR Winter Series #3, 5M/10M, Fountain Creek Regional Park, Colorado Springs, Colorado, 10:00 a.m., 719.577.6339
- 18 Ralston Creek Half Marathon & k5, Fig Street, Arvada, Colorado, 9:00 a.m., 303.642.7917
- 24 Winter Six Pack Series, 5k/10k, Promenade Terrace, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 24 PPRR Winter Series #4, 10k/20k, US Olympic & Paralympic Museum, Colorado Springs, Colorado, 10:00 a.m., 719.577.6339
- 25 Highlands Ranch Runs, 5k/10k, Heritage Regional Park, Highlands Ranch, Colorado, 9:30 a.m., 720.722.4226
March 2024
- 2 Lucky Dog Dash, 5k, Carpenter Park Fields, Thornton, Colorado, 9:00 a.m., 720.722.4226
- 3 Pueblo Spring Runoff, 5k/10k/10M, Dutch Clark Stadium, Pueblo, Colorado, 9:00 a.m., 719.564.9303
- 3 That Dam Run, 5k/10k/Half, Cherry Creek Dam, Denver, Colorado, 8:00 a.m., 303.694.2202
- 3 Ft Collins Tortoise & Hare, 10k, Lee Martinez Park, Fort Collins, Colorado, 9:00 a.m., info@fortcollinsrunningclub.org
- 3 RMRR Johnson Reservoir Run, 5k, Johnson Reservoir, Littleton, Colorado, 9:00 a.m., 303.871.8366
- 9 Lucky Lyons 1M/5k/10k , Bohn Park, Lyons, Colorado, 10:00 a.m., 303.249.1112
- 9 Run Through Time, 2M/Half/Marathon, Riverside Park, Salida, 8:00 a.m., 719.539.2739
- 10 Denver RunninÕ of the Green, 7k, Washington Park, Denver, Colorado, 8:00 a.m., 303.322.9342
- 16 Aspen AmericaÕs Uphill, 2.5M, Base of Aspen Mountain, Aspen, Colorado, 7:00 a.m., 970.920.2094
- 16 Colorado Springs Shamrock Stampede, 5k/10k, Festival Park, Castle Rock, Colorado Springs, Colorado, 10:00 a.m., 303.688.1114
- 16 Colorado Springs 5k on St Patricks Day, Downtown, Colorado Springs, Colorado, 10:00 a.m., 719.635.8803
- 16 Fort Collins Sharin O the Green, 5k, Library Park, Fort Collins, Colorado, 8:30 a.m., 970.484.7123
- 16 HRCA St Patricks Day 5k, Town Center South, Highlands Ranch, Colorado, 9:00 a.m., 303.471.7048
- 16 Steamboat Springs Luck of the Irish 7k, Middle School, Steamboat Springs, Colorado, 9:00 a.m., 720.255.5244
- 16 Vail Shamrock Shuffle Snowshoe Race, 5k/10k, Vail Nordic Center, Vail, Colorado, 4:00 p.m., 970.479.2280
- 16 Westminster Erin Go Bragh, 7.77k, The Westin, Westminster, Colorado, 9:00 a.m., 720.722.4226
- 16 Windsor Lucky Brew Race, 5k/10k, Kyger Open Space, Windsor, Colorado, 9:30 a.m., 970.213.7258
- 17 Boulder Lucky Leprechaun, 4k, Avery Brewing Company, Boulder, Colorado, 8:00 a.m., 720.532.5549
- 24 Central Park 5k, Central Park, Denver, Colorado, 9:00 a.m., 720.722.4226
- 24 Spring Equinox Races, 4M/Half Marathon, Beirgarten Anheuser Busch Brewery, Fort Collins, Colorado, 8:00 a.m., 970.556.3279
- 24 Run the Ranch, 5k/10k, The Ranch, Loveland, Colorado, 4:30 p.m., 970.215.9642
- 30 Most Eggcelent 5k/10k, McPhelemy Park, Buena Vista, Colorado, 11:00 a.m., 719.221.2867
- 30 Ft Collins Club Tortoise & Hare, 12k, Cottonwood Park, Fort Collins, Colorado, 8:00 a.m., Info@FortCollinsRunningClub.org
April 2024
- 7 Three Creeks Half Marathon, Cherry Creek State Park, Denver, Colorado, 7:15 a.m., 303.642.7917
- 7 Donut Dash, 5k/10k, Washington Park, Denver, Colorado, 8:45 a.m., 720.985.9047
- 7 RMRR City Park 4 Miler, City Park, Denver, Colorado, 9:00 a.m., 303.871.8366
- 13 Rattler Trail Races, 10k/25k/50k, Palmer Park, Colorado Springs, Colorado, 6:45 a.m., 719.429.9501
- 14 Elevate Kids Run, 2.5k/5k/10k, Las Colonias Park, Grand Junction, Colorado, 8:30 a.m., Info@ElevateKids.org
- 14 Platte River Half Marathon/Relay, Buckhorn Exchange Restaurant, Littleton, Colorado, 8:00 a.m., 303.220.1037
- 20 Loveland Classic Earth Day 5k/10k, Davidson Gebhardt, Loveland, Colorado, 8:00 a.m., 970.613.5074
- 20 Royal Gorge Groove Trail Run, 20k/40k/60k, East Ridge Campground, Canon City, Colorado, 6:00 a.m., 602.346.0554
- 20 Great Western Trail Race, 5k/10k/Half, Severance Community Park, Windsor, Colorado, 8:00 a.m., 970.213.7258
- 21 Unicorn Run, 5k, Great Lawn Park, Denver, Colorado, 9:00 a.m., 720.722.4226
- 21 Rockin on the River 5k, Hudson Gardens Event Center, Littleton, Colorado, 9:00 a.m., 303.730.4610
- 27 NOCO Half Marathon & 10k, Boyd Lake State Park, Loveland, Colorado, 7:15 a.m.
- 27 Runs with Scissors Races, Half Marathon, Marathon, 50K Ultra, Riverdale Regional Park, Brighton, Colorado, 7:00 a.m.
- 27 Rock Hawk Trail Races, 5k/10k/Half, Miller Activity Complex, Castle Rock, Colorado, 7:00 a.m., 303.320.3343
- 27 Fight for Air Climb, Coors Field, Denver, Colorado, 8:00 a.m., 303.388-8708
- 27 Rock Hawk Trail Races, 5k/10k/Half, Miller Activity Complex, Castle Rock, Colorado, 7:00 a.m., 303.320.3343
- 30 Dash & Dine Series, 5k, Boulder Reservoir, Boulder, Colorado, 6:00 p.m., 303.870.3011
May 2024
- 4 Hope House 5k & Fun Run, Apex Center, Arvada, Colorado, 9:00 a.m., Info@HopeHouseColorado.org
- 4 Duck Waddle 5k, Bond Park, Estes Park, Colorado, 9:00 a.m., 970.214.4128
- 4 Greenland Trail Races, 4M/8M/25k/50k, Greenland Open Space Park, Larkspur, Colorado, 7:00 a.m., 720.985.9047
- 4 Federal Cup 5k, Bicentennial Park, Lakewood, Colorado, 8:50 a.m., 720.722.4226
- 4 Hayden Cog Run, 5k/8.4M, Hayden Town Park, Steamboat Springs, Colorado, 10:00 a.m., 970.879.0880
- 4 Take 5 in the Garden of the Gods, 5k/5M, Garden of the Gods Park, Manitou Springs, Colorado, 8:00 a.m., 719.429.9501
- 4 NiwotÕs Challenge, 25M, South Platte River, Sedalia, Colorado, 720.624.9237
- 5 Emerge 5k, Boulder Reservoir, Boulder, Colorado, 8:00 a.m., 720.212.7527
- 5 RMRR Central Park Run, 5k/5M, Stapleton Central Park, Aurora, Colorado, 8:00 a.m., 303.871.8366
- 7 Dash & Dine Series, 5k, Boulder Reservoir, Boulder, Colorado, 6:00 p.m., 303.870.3011
- 11 Carbon Valley Half Marathon & 5k, Firestone Sports Complex, Firestone, Colorado, 8:00 a.m.
- 11 Quad Rock Trail Races, 25M/50M, Lory State Park, Fort Collins, Colorado, 5:30 a.m., 303.946.9320
- 11 Highline Canal Run, 5k/10k, deKoevend Park, Centennial, Colorado, 7:45 a.m., 303.483.7036
- 11 HRCA Mothers Day 5k, Mountain Vista High School, Highlands Ranch, Colorado, 9:00 a.m., 303.471.7048
- 12 Adventure Fest Half Marathon , Road 18 Trails, Fruita, Colorado, 7:15 a.m., 303.249.1112
- 12 Colorado WomenÕs Classic, 5k/10k/10M, Promenade Terrace, Westminster, Colorado, 8:30 a.m., 720.722.4226
- 14 Dash & Dine Series, 5k, Boulder Reservoir, Boulder, Colorado, 6:00 p.m., 303.870.3011
- 18 Colfax Marathon, 10M/Half/Marathon, City Park, Denver, Colorado, 6:00 a.m., 303.694.2202
- 18 Spirit Challenge, 5k/10k, Middle School, Steamboat Springs, Colorado, 9:00 a.m., 970.879.0880
- 18 Ram Party, 50k/54M, Rampart Reservoir, Colorado Springs, Colorado, 6:00 a.m., 602.346.0554
- 18 Endure 12 & 24Hr, Mueller State Park, Divide, Colorado, 8:00 a.m., 720.624.9237
- 21 Dash & Dine Series, 5k, Boulder Reservoir, Boulder, Colorado, 6:00 p.m., 303.870.3011
- 25 Weld Your Mettle Ultra, 7k/3,6,9,12,24Hr, Private Land, Eaton, Colorado, 6:00 a.m., 970.213.7258
- 27 Bolder Boulder, 10k, 30th & Pearl, Boulder, Colorado, 7:00 a.m., 303.444.7223
- 30 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
June 2024
- 1 Mountain Ridge Half Marathon, 10k/Half, Mountain Ridge Middle School, Highlands Ranch, Colorado, 7:00 a.m., 720.835.9141
- 1 The Great Divide Ultra, 25k/50k/100k/100M, Mueller State Park, Colorado Springs, Colorado, 6:00 a.m., 719.590.1466
- 1 Turquoise Lake Half Marathon, Matchless Boat Ramp, Leadville, Colorado, 9:00 a.m., 605.641.7580
- 1 North Fork Runs, 50k/50M, Buffalo Creek, Pine, Colorado, 7:00 a.m., 303.320.3343
- 2 Flamingo Day 5k, Sloans Lake, Denver, Colorado, 9:00 a.m., 720.985.9047
- 2 RMRR Bible Park 4k, Bible Park, Denver, Colorado, 8:00 a.m., 303.871.8366
- 2 Colorado 13er, 5k/10k/Half, Home Depot, Louisville, Colorado, 6:45am, 720.722.4226
- 2 Steamboat Marathon, 10k/Half/Marathon, 8th & Oak, Steamboat Springs, Colorado, 7:30 a.m., 970.285.3550
- 2 Fish Hatchery 5k, Cross Country Trail Run, Leadville, Colorado, 8:30 a.m., 605.641.7580
- 5 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 13 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 14 HRCA Happy Hour Half k, 0.5k, Shea Stadium, Highlands Ranch, Colorado, 6:00 p.m., 303.471.7048
- 15 Cattle Crossing Run, 5k, Tallman Meadow Park, Parker, Colorado, 8:00 a.m., 303.805.6304
- 15 Howelsen 8 Miler, 4M/8M, Olympian Hall, Steamboat Springs, Colorado, 8:00 a.m., 970.879.0880
- 15 Cuchara Races, 5M/11M/16M/50k, Cuchara Mountain Park, Cuchara, Colorado, 5:00 a.m., 720.624.9237
- 16 Arvada Fathers Day Classic, 5k/10k, Apex Center, Arvada, Colorado, 8:00 a.m., 720.722.4226
- 16 Estes Park Races, Kids/5M, Half/Marathon, Middle & High Schools, Estes Park, Colorado, 6:00 a.m., 970.214.4128
- 16 Desert RATs Kokopelli Stage Race, 148M, Grand Junction, Colorado to Moab, Utah, 303.249.1112
- 20 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 22 Slacker Races, 4M/Half Marathon, Loveland Ski Area, Georgetown, Colorado, 8:00 a.m., 303.679.2312
- 22 Unicorn Run (North), 5k, Carpenter Park Fields, Thornton, Colorado, 8:15 a.m., 720.722.4226
- 22 Ring the Springs, 25k/50k/100k/100M, America the Beautiful Park, Colorado Springs, Colorado, 6:00 a.m., 602.346.0554
- 22 Jeremy Bitner Fallen Officer Run, 5k/10k, Cornerstone Park, Englewood, Colorado, 8:00 a.m., 720.281.5938
- 22 Red, White and Brew Race, 5k/10k, Raindance National Golf Course, Windsor, Colorado, 7:00 a.m., 970.213.7258
- 23 The Mt Blue Sky Ascent (formerly the Mt Evans Ascent), 14.5 Miles, Echo Lake Campground, Idaho Springs, Colorado, 6:30 a.m., 303.642.7917
- 23 The Mt Blue Sky Round Trip (formerly the Mt Evans Round Trip), 29 Miles, Echo Lake Campground, Idaho Springs, Colorado, 5:30 a.m., 303.642.7917
- 27 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 29 Timberview Trail Runs, 5k/5M/10M, Lory State Park, Bellevue, Colorado, 6:35 a.m.
- 29 Leadville Trail Marathon & Heavy Half Marathon, 6th Street Gym, Leadville, Colorado, 8:00 a.m., 719.219.9351
July 2024
- 4 Parker 4th of July 5k,Arts Culture & Events Center, Parker, Colorado, 8:15 a.m., 720.722.2150
- 4 Boulder 4 on the Fourth, Avery Brewing, Boulder, Colorado, 9:00 a.m., 303.440.4324
- 4 Castle Rock-It Run, 5k/Half, Douglas County Fairgrounds, Castle Rock, Colorado, 8:00 a.m., 303.229.1798
- 4 Evergreen Freedom Run, 5k, Middle School, Evergreen, Colorado, 8:00 a.m., 720.333.8063
- 4 Fort Collins FireKracker 5k, City Park, Fort Collins, Colorado, 7:30 a.m., 970.556.3279
- 4 HRCA Independence Day 5k, Dorchester Street/Town Center South, Highlands Ranch, Colorado, 8:00 a.m., 303.471.7048
- 4 Leadville Firecracker 5k, Downtown, Leadville, Colorado, 8:30 a.m., 605.641.7580
- 4 Longmont Independence Day Races, Sandstone Ranch Park, Longmont, Colorado, 6:00 a.m., 720.722.4226
- 4 Louisville Let Freedom Run, 5k/10k/Kids, Streets Fitness, Louisville, Colorado, 8:00 a.m., 720.722.4226
- 4 Loveland Libery 5k, Fairgrounds Park, Loveland, Colorado, 8:00 a.m., 970.215.9642
- 6 Hahns Peak Hill Climb, 7.3M, The Cabins at History Columbine General Store, Steamboat Springs, Colorado, 9:30 a.m., 303.915.0396
- 6 Silver Rush 50M Run, Dutch Henry Hill, Leadville, Colorado, 9:00 a.m., 719.219.9351
- 6 Silverton Alpine Races, 8M/Mar/50k, Alpine Loop, Silverton, Colorado, 7:00 a.m., 602.346.0554
- 7 RMRR Stone House Run, 2M, Stone House, Lakewood, Colorado, 8:00 a.m., 303.871.8366
- 7 Kendall Mountain Sky Race, 11k/12M, 12th & Green to Memorial Park, Silverton, Colorado, 9:00 a.m., 602.828.6629
- 11 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 12 Hardrock Hundred Miler Endurance Run, Silverton, Colorado, 970.259.3693
- 13 I Can 5k/DŽjˆ Vu Run, 5k/10k, Riverdale Regional Park, Brighton, Colorado, 7:00 a.m., 720.722.4226
- 13 Cookie Chase, 5k/10k, Washington Park, Denver, Colorado, 9:00 a.m., 720.985.9047
- 13 Silverheels Endurance Run, 10M/18M/60k/10M/100k/100M, Roundhouse, Como, Colorado, 4:00 a.m., 720.624.9237
- 14 Barr Lake Races, 15k/30k, Barr Lake State Park, Brighton, Colorado, 7:30 a.m., 858.259.1501
- 18 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 19 Chase the Moon 12Hr Endurance Run, Mountain Vista High School, Highlands Ranch, Colorado, 7:00 p.m., 303.320.3343
- 20 Summer Splash Prairie Dog Races, 5k/10k/Half, Castle View High School, Castle Rock, Colorado, 6:30 a.m., 720.722.4226
- 20 Spring Creek Memorial, 5k/9M, Spring Creek Trail, Steamboat Springs, Colorado, 8:00 a.m., 970.879.0880
- 25 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 26 Never Summer Trail Race, 100k, Gould Community Center, Walden, Colorado, 5:30 a.m., 303.946.9320
- 26 Creede Mountain Run, 100M, Main Street, Creede, Colorado, 8:00 a.m., 719.850.8715
- 27 Enchanted Forest Trail Races, Half Marathon/Marathon, Brandenburg Park, Red River, New Mexico, 6:30 a.m., 303.249.1112
- 27 Pirates Run for Booty, 5k, Carpenter Park South, Thornton, Colorado, 7:45 a.m., 720.722.4226
- 27 Pikes Peak Ultra, 30k/50k/50M, Bear Creek Regional Park, Colorado Springs, Colorado, 5:30 a.m., 719.429.9501
August 2024
- 1 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 2 RMRR DeKoevend Park Run, 5k, DeKoevend Park, Englewood, Colorado, 6:30 p.m., 303.871.8366
- 2 Wild West Relay, 200M, Budweiser Tour Center, Fort Collins, Colorado, 5:00 a.m., 970.213.7258
- 3 Emerald Mountain Epic, Half/Marathon, Howelsen Base Area, Steamboat Springs, Colorado, info@emeraldmtnepic.org
- 3 Pearl Street Mile, 1M, Court House, Boulder, Colorado, 5:00 p.m., 720.532.5549
- 3 Sheep Mountain Endurance Run, 50k/50M, Town Beach, Fairplay, Colorado, 6:00 a.m., 720.624.9237
- 3 Kennebec Challenge Mountain Run, 8.5M/15M, La Plata Canyon/Campground, La Plata, Colorado, 8:00 a.m., 970.247.0312
- 4 Evergreen Town Race 5k/10k, Evergreen Lake, Evergreen, Colorado, 8:00 a.m.
- 6 Lory Summer Trail Series #1, Valley 5k, Lory State Park, Bellevue, Colorado, 6:00 p.m., 303.946.9320
- 8 Boulder Stroke & Stride, 5k, Boulder Reservoir, Boulder, Colorado, 6:05 p.m., 303.408.1195
- 9 Mountain Avenue Mile, 1M, Howes St & Washington, Fort Collins, Colorado, 6:30 p.m. 970.221.1099
- 10 Sunrise Stampede, 2M/10k, 11th Avenue, Longmont, Colorado, 8:30 a.m., 720-652-8208
- 10 Human Race, 5k/10k/Half, Museum of Discovery, Fort Collins, Colorado, 6:30 a.m., 970.556.3279
- 10 Holy COW Trail Stampede, 5k/10k, Promenade Terrace, Westminster, Colorado, 7:30 a.m., 720.722.4226
- 10 Georgetown to Idaho Springs Half Marathon, Georgetown Lake, Georgetown, Colorado, 8:00 a.m., 303.378.2404
- 11 Leadville Trail 10k, 6th & Harrison, Leadville, Colorado, 9:00 a.m., 719.219.9352
- 11 Pancake Stampede, 5k, Hudson Gardens, Littleton, Colorado, 8:00 a.m., 303.798.7515
- 12 Trans Rockies Run, 113M, Buena Vista to Beaver Creek, Colorado, 8:30 a.m., 403.668.7537
- 13 Lory Summer Trail Series #2, Hilly 10k, Lory State Park, Bellevue, Colorado, 6:00 p.m., 303.946.9320
- 17 Valley 5000 Run, Mehaffey Park, Loveland, Colorado, 7:00 p.m., 970.215.9642
- 17 Peach Festival Run, 5k, Civic Center Park, Fort Collins, Colorado, 8:00 a.m., 970.460.6848
- 17 Pajama Jog, 5k, City Park Pavilion, Denver, Colorado, 8:30 a.m., 720.295.9276
- 17 Leadville Trail 100, 100M, 6th & Harrison, Leadville, Colorado, 3:00 a.m., 719.219.9351
- 17 Mt Sneffels Marathon & Half Marathon, Ouray Hot Springs Park, Ouray, Colorado, 6:30 a.m., 970.325.0228
- 18 Hometown Series, 5k/Half, Reliance Park, Erie, Colorado, 7:30 a.m., 720.722.4226
- 18 Erie Half Marathon, 5k/Half, Reliance Park, Erie, Colorado, 8:30 a.m., 720.722.4226
- 20 Lory Summer Trail Series #3, Hilly 5k, Lory State Park, Bellevue, Colorado, 6:00p.m., 303.946.9320
- 24 Staunton Rocks!, Half/Marathon, Stauton State Park, Pine, Colorado, 7:00 a.m., 303.946.9320
- 24 Westminster Trail Races, 5k/10k/Half Marathon, Wayne Carle Middle School, Westminster, Colorado, 7:00 a.m., 858.775.7104
- 24 Continental Divide Trail Run, 5M/16M/50k, Knoll Parking Lot, Steamboat Springs, Colorado, 8:00 a.m., 970.879.0880
- 24 Telluride Mountain Run, 14M/22M/38M, Base of Gondola, Telluride, Colorado, 301.491.4412
- 24 Severence Days 5k, Severance Community Park, Windsor, Colorado, 8:00 a.m., 970.213.7258
- 25 Bluffs Run, 5k, Lone Tree Recreation Center, Lone Tree, Colorado, 8:00 a.m., 303.483.7034
- 27 Lory Summer Trail Series #4, Valley 12k, Lory State Park, Bellevue, Colorado, 6:00 p.m., 303.946.9320
- 31 Grand Traverse Mountain Run, 40M, Elk Avenue, Crested Butte, Colorado, 6:30 a.m., 970.497.9600
September 2024
- 1 10k at 10,000 Feet, 5k/10k, Eagle Bahn Gondola at Eagles Nest, Vail, Colorado, 9:00 a.m., 970.479.2280
- 2 Oak Creek No Fun run, 5k, Town Hall, Oak Creek, Colorado, 10:00 a.m., 970.260.6257
- 6 Flaming Foliage Relay, 165M, Citizens Park, Idaho Springs, Colorado, 5:00 a.m., 970.213.7258
- 7 Black Squirrel Half Marathon, Lory State Park, Fort Collins, Colorado, 7:00 a.m., 303.946.9320
- 7 Cirque Trail Series, 6.8M/2340 vertical, Arapahoe Basin Mountain Goat Plaza, Keystone, Colorado, 10:00 a.m., 800.516.0041
- 8 RMRR Platte River Run, 5k/10k, Riverwalk Ballfields, Thornton, Colorado, 8:00 a.m., 303.871.8366
- 13 Run Rabbit Run, 100M, Ski Area, Steamboat Springs, Colorado, 8:00 a.m., 970.879.0880
- 14 HRCA Oktoberfest 5k/100Y Dash, Town Center, Highlands Ranch, Colorado, 8:30 a.m., 303.471.7048
- 15 Farmers 5000, 5k, Wheat Ridge High School, Wheat Ridge, Colorado, 9:00 a.m., 303.880.1732
- 20 Red Feather Jamboree, Half/50k, Ben Delatour Scout Ranch, Red Feather, Colorado, 6:00 p.m., 303.946.9320
- 21 So Long to Summer, 5k/10k, Salisbury Park, Parker, Colorado, 8:00 a.m., 303.841.0353
- 21 Pikes Peak Ascent, Half Marathon, Middle/High Schools, Manitou Springs, Colorado, 7:00 a.m., 719.473.2625
- 21 Run for Hope, 5k, The Ascent Church, Monument, Colorado, 8:05 a.m., 719.930.6140
- 21 Snow Mountain Ranch Races, 5k/10k/Half Marathon, YMCA of the Rockies Nordic Center, Granby, Colorado, 8:00 a.m., 858.775.7104
- 21 Autumn Color Run, 1M/5k/10k/Half Marathon, McPhelemy Park, Buena Vista, Colorado, 9:00 a.m., 719.221.2867
- 22 Equinox Half Marathon & 5M, Poudre Canyon, Fort Collins, Colorado, 8:00 a.m., 970.556.3279
- 22 Pikes Peak Marathon, Middle/High Schools, Manitou Springs, Colorado, 7:00 a.m., 718.473.2625
- 25 Sangre de Cristo Ultra, 200M, Greenhorn Music Meadows Ranch, Westcliffe, Colorado, 4:00 a.m., 720.624.9237
- 27 Sangre de Cristo Ultra, 8M/27k/50M/100k/100M, Greenhorn Music Meadows Ranch, Westcliffe, Colorado, 4:00 a.m., 720.624.9237
- 28 Monument Marathon 5k/Half Marathon/Marathon, Five Rocks Amphitheatre, Gering, Nebraska, 8:00 a.m., 308.765.0524
- 28 Mines Homecoming Run 5k, Mines Admin Building, Golden, Colorado, 8:00 a.m.
- 28 Pioneer Prairie Dog Races, 5k/10k/Half, Promenade Terrace, Westminster, Colorado, 8:00 a.m., 720.722.4226
- 28 Emerald Mountain Trail run, 12k, Howelsen Hill, Steamboat Springs, Colorado, 9:00 a.m., 970.879.0880
- 28 Louisville Races, 5k/10k/Marathon, Community Park, Louisville, Colorado, 7:00 a.m., 858.775.7104
- 28 West Line Winder Trail Run, 50k, East Main & North Court Streets, Buena Vista, Colorado, 8:00 a.m., 720.591.6634
- 28 Colorado Springs Marathon, 5k/Half/Marathon, Acacia Park, Colorado Springs, Colorado, 7:00 a.m., 801.455.9623
- 28 HRCA Wildcat Mountain Trail run, 10k/10M, Rocky Heights Middle School, Highlands Ranch, Colorado, 7:00 a.m., 303.471.7048
- 2824Hrs of Palmer Lake, Santa Fe Regional Trail, Monument, Colorado, 8:00 a.m., 859.327.2423
- 28Deep Creek Half Marathon, Regional Airport, Telluride, Colorado, 12:00 p.m., 970.708.7736
- 28Bear Chase Races, 10k/50k/50M/100k, Bear Creek Lake Park, Lakewood, Colorado, 6:30 a.m., 303.320.3343
- 28Crested Butte Ultra, 55k/105k, Crested Butte Mountain Resort, Crested Butte, Colorado, 4:00 a.m., 719.429.9501
October 2024
- 5 Rim to Rim Royal Gorge Races, 5k/8M/Half, Royal Gorge, Canon City, Colorado, 8:30 a.m., 719.661.7600
- 5 Hanging Flume 50k, Uravan Ballpark, Naturita, Colorado, 8:00 a.m., 970.708.7736
- 5 Above the Clouds Ultra, 10k/50k, Woodland Middle School, Woodland Park, Colorado, 7:00 a.m., 719.590.1466
- 5 Applefest 5k, Town Park, Cedaredge, Colorado, 7:30 a.m., 970.856.6961
- 6 RMRR Star K Ranch Run, 5k/12k, Star K Ranch, Aurora, Colorado, 8:30 a.m., 303.871.8366
- 6 Windsor Marathon, 5k/10k/Half/Marathon, The Island at Pelican Lakes, Windsor, Colorado, 7:00 a.m., 970.213.7258
- 12 Wiggins Cross Country & Citizens 5k, Wiggins High School, Wiggins, Colorado, 8:00 a.m., 970.596.2607
- 12 Long View Races, Half/Marathon, City Park & Fossil Creek, Fort Collins, Colorado, 8:00 a.m., 970.215.9642
- 12 Cheyenne Mountain Run, 5k/10k/25k, Cheyenne Mountain State Park, Colorado Springs, Colorado, 9:00 a.m., 719.322.0574
- 12Sage Burner Trail Race, 15k/28k/50k, Hartman Rock, Gunnison, Colorado, 7:00 a.m., 719.429.9501
- 12Indian Creek Fifties, 5M/15M/55k/50M, Indian Creek Trailhead, Sedalia, Colorado, 6:00 a.m., 720.624.9237
- 13 Hometown Series, 5k/Half, Promenade Terrace, Westminster, Colorado, 7:30 a.m., 720.722.4226
- 19 Blue Sky Trail Marathon, Blue Sky Trailhead/Horsetooth Mountain Park, Fort Collins, Colorado, 7:00 a.m., 303.946.9320
- 19 Great Trailhead Foot Race, 5k/10M, Bear Creek Lake Park, Morrison, Colorado, 8:00 a.m., 720.722.4226
- 19 Bobcat Trail Races, 5k/10k/25k/50k, Palmer Park, Colorado Springs, Colorado, 7:00 a.m., 719.429.9501
- 26 Eerie Erie, 5k/10k, Middle School, Erie, Colorado, 9:30 a.m., 303.926.7293
- 26 Foundry Halloween Run, 5k, Soda Creek Elementary, Steamboat Springs, Colorado, 9:00 a.m., 970.819.0637
- 26Halloweiner 5k, Black Burro Bikes, Buena Vista, Colorado, 10:30 a.m., 719.221.2867
- 27 Narrowleaf Lake Run, 4M/7M/10M, Boyd Lake State Park, Loveland, Colorado, 9:00 a.m., 970.363.6499
- 27Beware of the Bear Trail Run, 5k/15k, Bear Creek Lake Park, Morrison, Colorado, 10:00 a.m., 303.870.0487
November 2024
- Moab Trail Races, Adventure 5k/Half Marathon/Marathon, Kane Creek Trailhead, Moab, Utah, 9:00 a.m., 970.389.4838
- 2HRCA Backcountry Wilderness Half Marathon, Paint Brush Park, Highlands Ranch, Colorado, 8:30 a.m., 303.471.7048
- 2Bridge Burner Ultra, Half Marathon/30k/50k, Centennial Park, Canon City, Colorado, 7:30 a.m., 719.590.1466
- 3 RMRR Prairie Gateway 5k/9M, Prairie Gateway Park, Commerce City, Colorado, 9:00 a.m., 303.871.8366
- 9Bingo! Trail Runs, 10k/8M/10M/50k/50M, May Farms, Byers, Colorado, 6:00 a.m., 303.521.5856
- 9Denver Veterans Run, 5k/10k, City Park, Denver, Colorado, 8:00 a.m., 720.425.2978
- 9Kessel Ultra Run, 10M/20M/60k/50M, North Fruita Desert, Fruita, Colorado, 6:00 a.m., 719.429.9501
- 15Denver Pumpkin Pie Run, 5k/10k, City Park, Denver, Colorado, 4:00 p.m., 720.985.9047
- 23 Brighton Turkey Trot, 5k, Recreation Center, Brighton, Colorado, 8:30 a.m., 303.655.2000
- 23 Arvada Turkey Trek, 2k/5k/10k, Long Lakes Sports Complex, Arvada, Colorado, 8:30 a.m., 720.722.4226
- 28 Parker Turkey Day 5k, Cherry Creek Trail, Parker, Colorado, 8:00 a.m., 303.805.3278
- 28Broomfield Turkey Day 5k/10k, Broomfield Commons Open Space, Broomfield, Colorado, 9:00 a.m., 720.7226
- 28Buena Vista Turkey Trot, 5k, Black Burro Bikes, Buena Vista, Colorado, 10:00 a.m., 719.221.2867
- 28Castle Rock Turkey Rock Trot, 5k, Douglas County Events Center, Castle Rock, Colorado, 7:30 a.m., 303.688.1114
- 28Loveland Huffin for Stuffin, 5k, Mehaffey Park, Loveland, Colorado, 8:00 a.m., 970.215.9642
- 28Windsor Turkey Trot, 5k, Pelican Lakes, Windsor, Colorado, 9:00 a.m., 970.213.7258
- 30Colorado Cold Rush, Half Marathon/50k, Bear Creek Regional Park, Colorado Springs, Colorado, 719.590.1466
December 2024
- 7Ugly Sweater Run, 1M, South Main Square, Buena Vista, Colorado, 4:00 p.m., 719.221.2867
- 7Sawmill Trail Runs, 8M/16M/50k, Ranch Hand Picnic Area/Staunton State Park, Pine, Colorado, 7:00 a.m., 720.624.9237
- 7Toy Drop Race, 5k/10k, Berthoud, Colorado, 8:45 a.m., 970.215.9642
- 8 RMRR Wash Park 4.5Miler, Washington Park, Denver, Colorado, 9:00 a.m., 303.871.8366
- 14 Superior Stocking Run 5k, Purple Park, Superior, Colorado, 9:00 a.m., 303.642.7917
- 14 Sweaty Sweater Run, 5k, Horsetooth Reservoir, Fort Collins, Colorado, 10:00 a.m., 970.556.3279
- 14Santa Catch Run, 5k/10k, Power to Play, Windsor, Colorado, 9:00 a.m., 970.213.7258
- 21 Santa's Dash for Cash, 1M/5k, NE Sloan's Lake Park, Denver, Colorado, 9:55 a.m., 720.722.4226
January 2025
- 26 Yeti Chase 5k/10k, Bear Creek Lake Park, Morrison, Colorado, 10:00 a.m., 303.642.7917
February 2025
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