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Individual Athlete Grand Valley Race League
Mesa, CO
Friday, January 16th, 2026
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TEAM Grand Valley Race League
No Team Athlete Grand Valley Race League
Colorado Cold Rush
Louisville, CO
Sunday, January 18th, 2026
Arctic Prairie Dog Half, 10k & 5k
Rio Frio 5k on Ice
Alamosa, CO
Saturday, January 24th, 2026
Polar Bear Run and Plunge
Fort Collins, CO
Chilly Willy 5K/10K/Half Marathon-Colorado Springs
Colorado Springs, CO
Freakin Freezin 5K - Denver
Denver, CO
Sunday, January 25th, 2026
Yeti Chase 5k/10k
Morrison, CO
Edora Park T&H 8K
Sunday, February 1st, 2026
RMRR Feb Trophy Series
Englewood, CO
Running Up for Air - Staunton Rocks
Pine, CO
Friday, February 6th, 2026
FRUITA SWEETHEART RUN 2026
Fruita, CO
Saturday, February 7th, 2026
Westy Winter Waggle 5&10k
Westminster, CO
Nielson Challenge
The Toyota Super Half Marathon™& Game Day 5K™
Sunday, February 8th, 2026
Super Sunday 5K
Littleton, CO
Sweetheart Classic
Loveland, CO
Saturday, February 14th, 2026
Virginia Canyon is for Lovers
Idaho Springs, CO
Valentine Twosome Relay or Run
Pueblo, CO
Parker Parks and Recreation Love 'em or Leave '...
Parker, CO
Heart Throb 5k
Arvada, CO
Ralston Creek Half Marathon & 5k
Sunday, February 15th, 2026
Stories Trail Runs
Saturday, February 21st, 2026
Chilly Cheeks Duathlon
Bacon Strip Race
Sunday, February 22nd, 2026
All-Out Mardi Crawl
Highlands Ranch 5k
Highlands Ranch, CO
2026 Team CKF Running Series
Aspen, CO
Saturday, February 28th, 2026
Time to Paddy 5k/10k & Lucky 13.1 - Denver
RMRR March Trophy Series
Sunday, March 1st, 2026
Time to Paddy 5k/10k & Lucky 13.1 - Colorado Sp...
Lucky Brew Race 5K, 10K, 15k & Half Marathon
Severance, CO
Saturday, March 14th, 2026
Luck of the Irish 7k
Steamboat Springs, CO
HRCA St. Patrick's Day 5K
21st Annual Run Through Time Trail Marathon and...
Salida, CO
Sharin' O' The Green 5k
Erin Go Bragh 7.77k
Lucky Leprechaun 5K
Boulder, CO
Sunday, March 15th, 2026
Lucky Brew Race 5K, 10K, and 15K
Windsor, CO
Saturday, March 21st, 2026
Central Park 5k
Sunday, March 22nd, 2026
All-Out Spring Fever
Golden, CO
Cryogenic Cannibal Chase
Estes Park, CO
Saturday, March 28th, 2026
All Hands on Deck The Pirates 5K
The City Park Circuit
Spring Equinox
Wellington, CO
Sunday, March 29th, 2026
RMRR Spring Marathon Training Series #1
Thornton, CO
Three Creeks Half Marathon
Sunday, April 5th, 2026
Run the Ranch
Friday, April 10th, 2026
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