Any Length
Any Month
Sharin' O' The Green 5k
Fort Collins, CO
Saturday, March 15th, 2025
Lucky Leprechaun 5K
Boulder, CO
Sunday, March 16th, 2025
Lucky Brew Race 5K, 10K, and 15K
Windsor, CO
All-Out Spring Fever
Golden, CO
Sunday, March 23rd, 2025
Spring Equinox
Wellington, CO
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, CO
Sunday, April 13th, 2025
Great Western Trail Race
Severance, CO
Saturday, April 19th, 2025
All-Out Beat the Heat
Westminster, CO
Bigfoot Half Marathon
Estes Park, CO
Saturday, April 26th, 2025
2025 Five Star 5K, Mile of Smiles, and Wellness...
Brighton, CO
2025 Flying Pig 5K
Sunday, April 27th, 2025
Blue Heron Half & 5K
Adams County Foster Care 5K Run/Walk and 1 mile...
Saturday, May 3rd, 2025
21st Annual Bob Turner Classic 5k Run/Walk
Berthoud, CO
Fairmount 5k
Sunday, May 4th, 2025
The Colorado Marathon
Longmont Half & 5k (LM Half)
Longmont, CO
Muddy Dash | Denver
Erie, CO
Saturday, May 10th, 2025
Colorado Women's Classic - Westminster
Sunday, May 11th, 2025
Canine On the Creek
Dumont, CO
Saturday, May 17th, 2025
Miles for Smiles 5K
Sunday, May 18th, 2025
Colorado 13er (Half Marathon/10k/5k)
Louisville, CO
Sunday, June 1st, 2025
All-Out Summer Breeze
Saturday, June 7th, 2025
StepUp For Women And Recovery
J-Town Jog 5K and Mile
Johnstown, CO
Sierra's 5K Run/Walk Race Against Meningitis
Loveland, CO
Saturday, June 14th, 2025
Father's Day Classic 10k, 5k, & 1 Mile
Sunday, June 15th, 2025
Red, White and Brew 5k, 10k, Half Marathon & 12...
Saturday, June 21st, 2025
Unicorn 5k (North)
Thornton, CO
Hometown Half Marathon & 5k/10k - Denver
Healing Warriors 4th Annual 5K Fun Run
Sunday, June 22nd, 2025
Timberview Trail Run
Bellvue, CO
Saturday, June 28th, 2025
Let Freedom Run 5k - LONGMONT
Friday, July 4th, 2025
Loveland Liberty 5K
Let Freedom Run 5k/10k - Louisville
FireKracker 5k
Greeley Freedom 5k Walk & Run
Greeley, CO
All-Out Dog Days
Saturday, July 12th, 2025
Spirit of the West 5K Run/Walk
Sunday, July 27th, 2025
Rocky Mountain Half Marathon & 5K
Friday, August 1st, 2025
Valley 5000
Saturday, August 2nd, 2025
All-Out Runapalooza
Severance Glow 5K Run or Walk
Saturday, August 9th, 2025
Holy COW Trail Stampede
Summer Sizzler- Denver
Saturday, August 16th, 2025
Erie Half & 5k
Sunday, August 17th, 2025
RMRR September Trophy Series
Sunday, September 7th, 2025
All-Out Fall Fest
Saturday, September 13th, 2025
19th Annual Golden Gallop
Sunday, September 21st, 2025
Farmers 5000
Wheat Ridge, CO
Pioneer Prairie Dog Half, 10k & 5k
Saturday, September 27th, 2025
Flyin' Ryan Memorial 5k
Friday, October 3rd, 2025
I Can 5k
Saturday, October 4th, 2025
Big Waves Family 5K run/walk Whiteout Presented...
Not So Flatt Breast Cancer Awareness Run/Walk
Windsor Marathon, Half Marathon, 10k & 5k
Sunday, October 5th, 2025
The Long View Marathon
Saturday, October 11th, 2025
Joy & Justice 5k
Timnath, CO
Sunday, October 12th, 2025
Westy Half & 5k
Apex Foundation Trick or Trot 5K & Kids' Hallow...
Saturday, October 25th, 2025
Girls on the Run Northern Colorado Fall 5K
Sunday, November 2nd, 2025
All-Out Kooky-Spooky
10k Turkey Trek & 5k Turkey Trot
Saturday, November 22nd, 2025
AdventHealth Avista Louisville Turkey Trot
Thursday, November 27th, 2025
Pelican Lakes Turkey Trot
Broomfield Turkey Day 5K/10K
Broomfield, CO
All-Out Fa La La
Saturday, December 6th, 2025
WinterFest 5k & Fun Run
Saturday, December 13th, 2025
Santa Catch 5k & 10k
Candy Cane Course - Denver
Saturday, December 27th, 2025
Resolution Run 5K
Wednesday, December 31st, 2025
Resolute Runner 5k
Thursday, January 1st, 2026
All-Out Polar Prowl
Saturday, January 10th, 2026
Heart Throb 5k
Saturday, February 14th, 2026
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