10K Races in Colorado
113 upcoming 10k races across Colorado, updated nightly. Want radius search and maps? Open these in the Race Finder.
When to race: 10k races in Colorado
Colorado has 113 upcoming 10k races over the next 12 months. Among complete calendar months, November 2026 has the most listed races, with 20. Most are around Centennial, Colorado Springs, Denver. The next one is Bridge Burner Ultra on October 24 in Canon City.
- Oct 20265 races
- Nov 202620 races
- Dec 202611 races
- Jan 202712 races
- Feb 20278 races
- Mar 20279 races
- Apr 202710 races
- May 20278 races
- Jun 202710 races
- Jul 20277 races
- Aug 20275 races
- Sep 20276 races
- Oct 20272 races
October 2026
- Sat 10/24Bridge Burner UltraCanon City, CO · 35 Miles · 50K · 35K · 10K · register ↗
- Sun 10/25Ghosts and Goblins 5K/10KDenver, CO · 5K · 10K · from $30 · register ↗
- Sat 10/31Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · registration closed · register ↗
- Sat 10/31PB&J Fuel Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · registration closed · register ↗
- Sat 10/31Spooky Sprint - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
November 2026
- Sun 11/1All-Out Kooky-SpookyGolden, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sun 11/1Feet for Justice RunDenver, CO · 10K · 5K · from $35 · register ↗
- Sat 11/7Alamosa Veterans Memorial Park RaceAlamosa, CO · 5K · 10K · from $20 · register ↗
- Sat 11/7City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)Denver, CO · 5K · 10K · 1 Mile · from $16 · register ↗
- Sat 11/7Turkey Trails- DenverLittleton, CO · 1 Mile · 5K · 10K · Half Marathon · Trail · from $17 · register ↗
- Sun 11/8Turkey Trails - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · Trail · from $17 · register ↗
- Sat 11/14Denver Veterans Day RunDenver, CO · 5K · 10K · from $45 · register ↗
- Sat 11/14Louisville Trail RaceLouisville, CO · Half Marathon · 10K · 5K · Trail · register ↗
- Sat 11/14Run for Mental Health 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 11/14Salute to Veterans 5K/10K/Half Marathon - DenverAurora, CO · 5K · 10K · Half Marathon · from $15 · register ↗
- Sat 11/14Veterans Day Freedom Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sun 11/15Salute to Veterans 5K/10K/Half Marathon - Colorado SpringsColorado Springs, CO · 5K · 10K · Half Marathon · from $15 · register ↗
- Sat 11/21285 Turkey Trot - 2026Bailey, CO · 0.8 Miles · 5K · 10K · from $30 · register ↗
- Sat 11/21Colorado Cold Rush UltraColorado Springs, CO · 50K · Half Marathon · 10K · register ↗
- Sat 11/21Pumpkin Pie 5K/10KDenver, CO · 5K · 10K · from $30 · register ↗
- Sat 11/21TURKEY TREK (13.1, 10k, 5k & 2k)Arvada, CO · Half Marathon · 10K · 5K · 2K · from $26 · register ↗
- Thu 11/26Broomfield Turkey Day 5K/10KBroomfield, CO · 10K · 5K · 0.5 Miles · from $17 · register ↗
- Thu 11/26WP Elite Turkey Trot and RuckWoodland Park, CO · 10K · 5K · register ↗
- Sat 11/28Coffee Lovers Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 11/28Thanksgiving Gobble Trot Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
December 2026
- Sat 12/5All-Out Fa La LaWestminster, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 12/5Candy Cane Course - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · 15K · from $22 · register ↗
- Sat 12/5Toy DropLoveland, CO · 5K · 10K · 15K · from $30 · register ↗
- Sun 12/6Candy Cane Course - DenverWestminster, CO · 1 Mile · 5K · 10K · 15K · from $22 · register ↗
- Sun 12/6RunDenver Series 2026-27Denver, CO · 5K · 10K · Half Marathon · register ↗
- Sat 12/12Run for Breast Cancer 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/12Santa Catch 5k & 10kWindsor, CO · 5K · 10K · 1 Mile · from $15 · register ↗
- Sat 12/12Sunrise Marathon 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/19Santa's Summit SlamEstes Park, CO · 10K · register ↗
- Sat 12/26A Merry Christmas Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/26New Year's Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
January 2027
- Fri 1/12027 FAR Resolution (Fun!) RunCañon City, CO · 5K · 10K · register ↗
- Fri 1/1Rescue RunColorado Springs, CO · 5K · 10K · from $30 · register ↗
- Sat 1/9All-Out Polar ProwlArvada, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 1/9Winter Series - The Coolest Race in Town!Colorado Springs, CO · 10K · 8 Miles · 10 Mile · 20K · 5K · from $40 · register ↗
- Sat 1/16Sunrise Marathon 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 1/16MLK Jr. Freedom Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sun 1/17Colorado Cold SnapLouisville, CO · 5K · 10K · from $39 · register ↗
- Sat 1/23Chilly Willy 5K/10K/Half Marathon - Colorado SpringsColorado Springs, CO · 5K · 10K · Half Marathon · 13.1K · from $25 · register ↗
- Sun 1/24Yeti Chase 5k/10kMorrison, CO · 5K · 10K · from $25 · register ↗
- Sat 1/30Alley LoopCrested Butte, CO · Marathon · Half Marathon · 10K · 5K · 3K · from $25 · register ↗
- Sat 1/30Coffee Lover Run DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 1/30Run for Donut DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
February 2027
- Sat 2/6All-Out Mardi CrawlArvada, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 2/6Stories Trail RunsColorado Springs, CO · 6.7 Miles · Half Marathon · 19.6 Miles · Trail · from $60 · register ↗
- Sat 2/6Westy Winter Waggle 5&10kWestminster, CO · 5K · 10K · from $35 · register ↗
- Sun 2/7Old Man Winter Bike Rally & RunLyons, CO · 23 Miles · 40 Miles · 75K · 5K · 10K · from $49 · register ↗
- Sat 2/13Run for Chocolate 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/13Valentine's Day Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/27Run For Mental Health DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/27Run Together Against Breast Cancer DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
March 2027
- Sat 3/6Time to Paddy 5K/10K & Lucky 13.1 13.1 - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sun 3/7That Dam Run 13.1, 10K, 5KArapahoe County, CO · 5K · 10K · Half Marathon · register ↗
- Sun 3/7Time to Paddy 5K/10K & Lucky 13.1 - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sun 3/14Lucky Brew Race 5K, 10K, 15k & Half MarathonSeverance, CO · 5K · 10K · 15K · 0.6 Miles · Half Marathon · from $15 · register ↗
- Sat 3/20Sunrise Marathon 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 3/20St. Paddy's Day Lucky Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sun 3/21All-Out Spring FeverGolden, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 3/27Always Hope Easter Run DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 3/27SuperHeroes Run DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
April 2027
- Sat 4/10Run for PB&J 5k/10k/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/10Sloth Run 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sun 4/11Spring Fling Prairie Dog Half, 10k, & 5kArvada, CO · Half Marathon · 10K · 5K · from $39 · register ↗
- Sat 4/17Rattler Trail RaceColorado Springs, CO · 50K · 25K · 10K · 5K · Trail · register ↗
- Sun 4/182027 Elevate Kids Fun RunGrand Junction, CO · 10K · 5K · 2K · 2.5K · register ↗
- Sat 4/24Coffee Lover Run DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/24Run for Donut DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/24All-Out Beat the HeatWestminster, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 4/24DoNot Stop Half Marathon/5K/10K - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sun 4/25DoNot Stop Half Marathon/5K/10K - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
May 2027
- Sun 5/2The Colorado MarathonFort Collins, CO · Marathon · Half Marathon · 10K · 5K · from $40 · register ↗
- Sat 5/8Hometown Half Marathon/5K/10K - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sat 5/8Run for Chocolate 5k/10k/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sun 5/9Colorado Women's Classic - WestminsterWestminster, CO · 5K · 10K · 10 Mile · from $39 · register ↗
- Sun 5/9Hometown Half Marathon/5K/10K - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sat 5/22Farish Trail RaceWoodland Park, CO · Half Marathon · 10K · 5K · 1 Mile · Trail · from $50 · register ↗
- Sat 5/22Samson's RevengeEstes Park, CO · 10.45K · 25K · 50K · from $112 · registration closed · register ↗
- Sat 5/29SuperHeroes Run DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
June 2027
- Sun 6/6Colorado 13er (Half Marathon/10k/5k)Louisville, CO · Half Marathon · 10K · 5K · from $30 · register ↗
- Sun 6/6The Steamboat MarathonSteamboat Springs, CO · Marathon · Half Marathon · 10K · 0.5 Miles · from $65 · register ↗
- Sat 6/12All-Out Summer BreezeArvada, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 6/12Summits Trail RunsGranby, CO · 10K · 13.9 Miles · 27.8 Miles · 33.9 Miles · Trail · from $60 · registration closed · register ↗
- Sat 6/19Red, White and Brew 5k, 10k & Half MarathonWindsor, CO · 5K · 10K · Half Marathon · 1 Mile · from $18 · register ↗
- Sat 6/19Run Juneteenth Day 5K/10K/13.1 DENVER/AURORACentennial, CO · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 6/19Treat Trot - DenverDenver, CO · 1 Mile · 5K · 10K · 15K · from $17 · register ↗
- Sun 6/20Father's Day Classic 10k, 5k, & 1 MileArvada, CO · 10K · 5K · 1 Mile · from $12 · register ↗
- Sun 6/20Treat Trot Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · 15K · from $17 · register ↗
- Fri 6/25Race in the Clouds - Alma Dirt Festival 2027Alma, CO · 38 Miles · Marathon · Half Marathon · 22 Miles · 10K · from $10 · register ↗
July 2027
- Sun 7/4Let Freedom Run 5k/10k - LouisvilleLouisville, CO · 5K · 10K · from $30 · register ↗
- Sat 7/10All-Out Dog DaysWestminster, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 7/17Heatwave Half Marathon/5K/10K - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sat 7/17Summer Splash Prairie Dog Half, 10k, & 5kCastle Rock, CO · Half Marathon · 10K · 5K · from $39 · register ↗
- Sun 7/18Heatwave Half Marathon/5K/10K - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sat 7/31Eat. Run. Adopt. 10KBerthoud, CO · 10K · from $20 · register ↗
- Sat 7/31Popsicle 5K/10K/Half - Colorado SpringsColorado Springs, CO · 5K · 10K · Half Marathon · from $25 · registration closed · register ↗
August 2027
- Sat 8/7All-Out RunapaloozaArvada, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 8/7Summer Sizzler- DenverDenver, CO · 1 Mile · 5K · 10K · 15K · from $17 · register ↗
- Sat 8/7Winter Park Trail RunsWinter Park, CO · 50K · Half Marathon · 10K · Trail · register ↗
- Sun 8/8Summer Sizzler- Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · 15K · from $17 · register ↗
- Sun 8/22Pioneer Prairie Dog Half, 10k & 5kWestminster, CO · Half Marathon · 10K · 5K · from $39 · register ↗
September 2027
- Mon 9/6Labor Day Half MarathonParker, CO · Half Marathon · 10K · 5K · from $27 · register ↗
- Sat 9/11Break Your Neck: Walk, Run, or RollPueblo, CO · 5K · 10K · registration closed · register ↗
- Sat 9/11Golden Harvest Half Marathon & 5K/10K - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sun 9/12Golden Harvest Half Marathon & 5K/10K - Colorado SpringsColorado Springs, CO · 1 Mile · 5K · 10K · Half Marathon · from $17 · register ↗
- Sat 9/18All-Out Fall FestWestminster, CO · Half Marathon · 10K · 5K · from $20 · register ↗
- Sat 9/18Autumn RunBuena Vista, CO · Half Marathon · 10K · 5K · from $30 · registration closed · register ↗
October 2027
- Sat 10/2Spooky Sprint - DenverDenver, CO · 1 Mile · 5K · 10K · Half Marathon · from $20 · register ↗
- Sat 10/16Chili ChaseDurango, CO · 6.8 Miles · from $30 · registration closed · register ↗
Planning a race
- Race day checklistwhat to sort out the night before
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