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Westy Half & 5k
Westminster, CO
Sunday, October 12th, 2025
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Mancos Cowboy Half Marathon, 5K, and Fun Run
Mancos, CO
Saturday, October 18th, 2025
Blue Sky Marathon & Half
Fort Collins, CO
All-Out Kooky-Spooky
Golden, CO
Sunday, November 2nd, 2025
2025 Rim Rock Marathon and Half Marathon
Fruita, CO
HRCA Backcountry Wilderness Half Marathon
Lone Tree, CO
Saturday, November 8th, 2025
2025 Southwest Series - Day 2 (CO)
Durango, CO
Monday, November 10th, 2025
10k Turkey Trek & 5k Turkey Trot - Now With HAL...
Arvada, CO
Saturday, November 22nd, 2025
All-Out Fa La La
Saturday, December 6th, 2025
Rock Canyon Half Marathon
Pueblo, CO
Sunday, December 7th, 2025
All-Out Polar Prowl
Saturday, January 10th, 2026
Arctic Prairie Dog 10k & 5k
Louisville, CO
Sunday, January 18th, 2026
Chilly Willy 5K/10K/Half Marathon-Colorado Springs
Colorado Springs, CO
Saturday, January 24th, 2026
Super Half Marathon™ & Game Day 5K™ Presented b...
Sunday, February 8th, 2026
Stories Trail Runs
Saturday, February 21st, 2026
All-Out Mardi Crawl
Sunday, February 22nd, 2026
Time to Paddy 5k/10k & Lucky 13.1 - Denver
Denver, CO
Saturday, February 28th, 2026
Time to Paddy 5k/10k & Lucky 13.1 - Colorado Sp...
Sunday, March 1st, 2026
21st Annual Run Through Time Trail Marathon and...
Salida, CO
Saturday, March 14th, 2026
All-Out Spring Fever
Sunday, March 22nd, 2026
Platte River Half-Marathon and Relay
Littleton, CO
Sunday, April 12th, 2026
Spring Fling Prairie Dog Half, 10k, & 5k
Great Western Trail Race
Severance, CO
Saturday, April 18th, 2026
All-Out Beat the Heat
Horsetooth Half Marathon
Sunday, April 19th, 2026
Runs With Scissors Races
Brighton, CO
Saturday, April 25th, 2026
The Colorado Marathon
Sunday, May 3rd, 2026
Longmont Half & 5k (LM Half)
Longmont, CO
Hometown Half Marathon & 5k/10k - Colorado Springs
Saturday, May 9th, 2026
Hometown Half Marathon & 5k/10k - Denver
Sunday, May 10th, 2026
Colorado 13er (Half Marathon/10k/5k)
Sunday, June 7th, 2026
The Steamboat Marathon
Steamboat Springs, CO
All-Out Summer Breeze
Saturday, June 13th, 2026
Red, White and Brew 5k, 10k, Half Marathon & 12...
Windsor, CO
Saturday, June 20th, 2026
Race in the Clouds - Alma Dirt Festival 2026
Alma, CO
Saturday, June 27th, 2026
All-Out Dog Days
Saturday, July 11th, 2026
Summer Splash Prairie Dog Half, 10k, & 5k
Castle Rock, CO
Saturday, July 18th, 2026
Erie Half & 5k
Erie, CO
Sunday, August 16th, 2026
Byers Peak Stampede Half Marathon & 5K Run
Fraser, CO
Saturday, August 22nd, 2026
TBK Bank Thirsty 13 Half Marathon
Saturday, August 29th, 2026
Labor Day Half Marathon
Parker, CO
Monday, September 7th, 2026
Autumn Run
Buena Vista, CO
Saturday, September 19th, 2026
All-Out Fall Fest
50 States Half Marathon Club General Membership
Friday, February 10th, 2034
Fifty States Half Marathon Club Life Membership
Saturday, February 11th, 2034
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