Any Length
Any Month
Six Pack Series Winter Westminster 5 mile & 5k
Westminster, CO
Saturday, February 8th, 2025
Parker Parks and Recreation Love 'em or Leave '...
Parker, CO
Singles & Friends Running Club DENVER/AURORA
Centennial, CO
Saturday, February 15th, 2025
Heart Throb 5k
Arvada, CO
Aurora, CO
The Sloth Run Hybrid Race DENVER/AURORA
Saturday, February 22nd, 2025
All-Out Mardi Crawl
Six Pack Series Winter Westminster 5k and 10k
Highlands Ranch 5k
Highlands Ranch, CO
Sunday, February 23rd, 2025
Time to Paddy 5k/10k & Lucky 13.1 - Denver
Denver, CO
Saturday, March 1st, 2025
Morrison, CO
RMRR March Trophy Series
Littleton, CO
Sunday, March 2nd, 2025
HRCA St. Patrick's Day 5K
Saturday, March 15th, 2025
Sharin' O' The Green 5k
Fort Collins, CO
Lucky Brew Race 5K, 10K, and 15K
Windsor, CO
Sunday, March 16th, 2025
Lucky Leprechaun 5K
Boulder, CO
All-Out Spring Fever
Golden, CO
Sunday, March 23rd, 2025
Central Park 5k
Spring Equinox
Wellington, CO
Fox Trot Hybrid Race DENVER/AURORA
Saturday, March 29th, 2025
Donut Dash
Sunday, April 6th, 2025
Spring Fling Prairie Dog Half, 10k, & 5k
Sunday, April 13th, 2025
Dash for Detection: Oral Cancer Awareness 5K
Great Western Trail Race
Severance, CO
Saturday, April 19th, 2025
All-Out Beat the Heat
2025 Five Star 5K, Mile of Smiles, and Wellness...
Brighton, CO
Saturday, April 26th, 2025
Bigfoot Half Marathon
Estes Park, CO
Unicorn 5k (Denver-East)
Sunday, April 27th, 2025
2025 Flying Pig 5K
Blue Heron Half & 5K
Adams County Foster Care 5K Run/Walk and 1 mile...
Saturday, May 3rd, 2025
Cinco De Mayo Run: Against All Odds DENVER/AURORA
21st Annual Bob Turner Classic 5k Run/Walk
Berthoud, CO
Fairmount 5k
Sunday, May 4th, 2025
Longmont Half & 5k (LM Half)
Longmont, CO
The Colorado Marathon
2025 Altitude Elementary Moose Mudder
RMRR May Trophy Series
Muddy Dash | Denver
Erie, CO
Saturday, May 10th, 2025
DoNot Stop Half Marathon (5k/10k) - Denver
HRCA Mother's Day 5K
Colorado Women's Classic - Westminster
Sunday, May 11th, 2025
Denver Mother's Day 5K
Canine On the Creek
Dumont, CO
Saturday, May 17th, 2025
Miles for Smiles 5K
Sunday, May 18th, 2025
Flamingo Day 5K
Sunday, June 1st, 2025
Colorado 13er (Half Marathon/10k/5k)
Louisville, CO
Stepping Stone 5K
StepUp For Women And Recovery
Saturday, June 7th, 2025
J-Town Jog 5K and Mile
Johnstown, CO
All-Out Summer Breeze
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
Hometown Half Marathon & 5k/10k - Denver
Saturday, June 21st, 2025
Red, White and Brew 5k, 10k, Half Marathon & 12...
Unicorn 5k (North)
Thornton, CO
Bubble Run | Denver
Commerce City, CO
Timberview Trail Run
Bellvue, CO
Saturday, June 28th, 2025
Denver Pride 5K
HRCA Independence Day 5K
Friday, July 4th, 2025
FireKracker 5k
Loveland Liberty 5K
Let Freedom Run 5k/10k
Greeley Freedom 5k Walk & Run
Greeley, CO
Cookie Chase
Saturday, July 12th, 2025
All-Out Dog Days
RexRun For PAWSitivity 2025 5K Trail Run/Walk
Monday, July 14th, 2025
Heritage Eagles 5K
Saturday, July 19th, 2025
Spirit of the West 5K Run/Walk
Sunday, July 27th, 2025
Rocky Mountain Half Marathon & 5K
Friday, August 1st, 2025
RMRR August Trophy Series
All-Out Runapalooza
Saturday, August 2nd, 2025
Unicorn 5k (South)
Holy COW Trail Stampede
Saturday, August 9th, 2025
Valley 5000
Saturday, August 16th, 2025
Summer Sizzler- Denver
Erie Half & 5k
Sunday, August 17th, 2025
Labor Day Half Marathon
Monday, September 1st, 2025
RMRR September Trophy Series
Sunday, September 7th, 2025
Conservation Colorado 5k
Parker Parks and Recreation So Long to Summer 5...
Saturday, September 13th, 2025
All-Out Fall Fest
The Denver 5k
Spooky Sprint - Denver
Sunday, September 14th, 2025
Miles 4 Madison 5K & 1K
Saturday, September 20th, 2025
Move Forward 5K & 10K
Flyin' Lion 5K
Sunday, September 21st, 2025
Farmers 5000
Wheat Ridge, CO
19th Annual Golden Gallop
Pioneer Prairie Dog Half, 10k & 5k
Saturday, September 27th, 2025
Not So Flatt Breast Cancer Awareness Run/Walk
Saturday, October 4th, 2025
I Can 5k
RMRR October Trophy Series
Sunday, October 5th, 2025
Windsor Marathon, Half Marathon, 10k & 5k
The Long View Marathon
Saturday, October 11th, 2025
Westy Half & 5k
Sunday, October 12th, 2025
The bRUNch Run™
2025 DU Crimson Classic 5K Run/1.5 Mile Walk
Tuesday, October 14th, 2025
The Great Trailhead Foot Race 10 Miler & 5k
Lakewood, CO
Saturday, October 18th, 2025
Apex Foundation Trick or Trot 5K & Kids' Hallow...
Saturday, October 25th, 2025
Ghosts and Goblins 5K/10K
Sunday, October 26th, 2025
City Park 5k/10k & 1 Mile Walk of Hope for Panc...
Saturday, November 1st, 2025
Turkey Trails- Denver
Sunday, November 2nd, 2025
RMRR November Trophy Series
All-Out Kooky-Spooky
Girls on the Run Northern Colorado Fall 5K
Denver Veterans Day Run
Saturday, November 8th, 2025
Pumpkin Pie 5K/10K
Saturday, November 15th, 2025
10k Turkey Trek & 5k Turkey Trot
Saturday, November 22nd, 2025
AdventHealth Avista Louisville Turkey Trot
Thursday, November 27th, 2025
Gobble Wobble Run 2025
Pelican Lakes Turkey Trot
Broomfield Turkey Day 5K/10K
Broomfield, CO
Parker Parks and Recreation Turkey Day 5K FUN R...
All-Out Fa La La
Saturday, December 6th, 2025
Santa Catch 5k & 10k
Saturday, December 13th, 2025
WinterFest 5k & Fun Run
Santa's Dash for Ca$h
Saturday, December 20th, 2025
Ugly Sweater 5K
Sunday, December 21st, 2025
Candy Cane Course - Denver
Saturday, December 27th, 2025
Steve's Event Page
Wednesday, December 31st, 2025
Resolute Runner 5k
Thursday, January 1st, 2026
All-Out Polar Prowl
Saturday, January 10th, 2026
Conifer Climb
Conifer, CO
Monday, September 2nd, 2030
