Any Length
Any Month
7th Annual ☘️ShamROCK Stampede 5k & RRCA 10k St...
Castle Rock, CO
Saturday, March 15th, 2025
Sharin' O' The Green 5k
Fort Collins, CO
HRCA St. Patrick's Day 5K
Highlands Ranch, CO
Lucky Brew Race 5K, 10K, and 15K
Windsor, CO
Sunday, March 16th, 2025
Lucky Leprechaun 5K
Boulder, CO
Central Park 5k
Denver, CO
Sunday, March 23rd, 2025
Spring Equinox
Wellington, CO
All-Out Spring Fever
Golden, CO
Fox Trot Hybrid Race DENVER/AURORA
Aurora, CO
Saturday, March 29th, 2025
Donut Dash
Sunday, April 6th, 2025
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, CO
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
Westminster, CO
Bigfoot Half Marathon
Estes Park, CO
Saturday, April 26th, 2025
2025 Five Star 5K, Mile of Smiles, and Wellness...
Brighton, CO
Blue Heron Half & 5K
Sunday, April 27th, 2025
Unicorn 5k (Denver-East)
2025 Flying Pig 5K
21st Annual Bob Turner Classic 5k Run/Walk
Berthoud, CO
Saturday, May 3rd, 2025
Adams County Foster Care 5K Run/Walk and 1 mile...
Cinco De Mayo Run: Against All Odds DENVER/AURORA
Centennial, CO
RMRR May Trophy Series
Sunday, May 4th, 2025
Longmont Half & 5k (LM Half)
Longmont, CO
2025 Altitude Elementary Moose Mudder
The Colorado Marathon
Fairmount 5k
DoNot Stop Half Marathon (5k/10k) - Denver
Saturday, May 10th, 2025
Muddy Dash | Denver
Erie, CO
HRCA Mother's Day 5K
Parker Parks and Recreation Miles over the Mead...
Parker, CO
Littleton, CO
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
Stepping Stone 5K
Colorado 13er (Half Marathon/10k/5k)
Louisville, CO
All-Out Summer Breeze
Saturday, June 7th, 2025
StepUp For Women And Recovery
J-Town Jog 5K and Mile
Johnstown, CO
Parker Parks and Recreation Dash Across the Dam...
Saturday, June 14th, 2025
Sierra's 5K Run/Walk Race Against Meningitis
Loveland, CO
Father's Day Classic 10k, 5k, & 1 Mile
Sunday, June 15th, 2025
Unicorn 5k (North)
Thornton, CO
Saturday, June 21st, 2025
Red, White and Brew 5k, 10k, Half Marathon & 12...
Hometown Half Marathon & 5k/10k - Denver
Bubble Run | Denver
Commerce City, CO
Healing Warriors 4th Annual 5K Fun Run
Sunday, June 22nd, 2025
Denver Pride 5K
Saturday, June 28th, 2025
Timberview Trail Run
Bellvue, CO
HRCA Independence Day 5K
Friday, July 4th, 2025
FireKracker 5k
Loveland Liberty 5K
Let Freedom Run 5k/10k - Louisville
Greeley Freedom 5k Walk & Run
Greeley, CO
Let Freedom Run 5k - LONGMONT
Cookie Chase
Saturday, July 12th, 2025
All-Out Dog Days
Summer Splash Prairie Dog Half, 10k, & 5k
Saturday, July 19th, 2025
Heritage Eagles 5K
Spirit of the West 5K Run/Walk
Sunday, July 27th, 2025
RMRR August Trophy Series
Friday, August 1st, 2025
Rocky Mountain Half Marathon & 5K
All-Out Runapalooza
Saturday, August 2nd, 2025
11th Annual Run for the Ring
Unicorn 5k (South)
Valley 5000
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
Unicorn Festival 5k
Saturday, August 23rd, 2025
Labor Day Half Marathon
Monday, September 1st, 2025
RexRun For PAWSitivity 2025 5K Trail Run/Walk
Saturday, September 6th, 2025
Conservation Colorado 5k
Sunday, September 7th, 2025
RMRR September Trophy Series
Flyin' Lion 5K
All-Out Fall Fest
Saturday, September 13th, 2025
Parker Parks and Recreation So Long to Summer 5...
National Chocolate Day: Run for Chocolates DENV...
The Denver 5k
Spooky Sprint - Denver
Sunday, September 14th, 2025
Move Forward 5K & 10K
Saturday, September 20th, 2025
Miles 4 Madison 5K & 1K
Farmers 5000
Wheat Ridge, CO
Sunday, September 21st, 2025
19th Annual Golden Gallop
National Singles Day: Singles & Friends Running...
Saturday, September 27th, 2025
Pioneer Prairie Dog Half, 10k & 5k
National Coffee Day: Run for Coffee DENVER/AURORA
Flyin' Ryan Memorial 5k
Friday, October 3rd, 2025
Big Waves Family 5K run/walk Whiteout Presented...
Saturday, October 4th, 2025
I Can 5k
Not So Flatt Breast Cancer Awareness Run/Walk
Windsor Marathon, Half Marathon, 10k & 5k
Sunday, October 5th, 2025
RMRR October Trophy Series
The Long View Marathon
Saturday, October 11th, 2025
Joy & Justice 5k
Timnath, CO
Sunday, October 12th, 2025
Westy Half & 5k
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
Race to Cure Sarcoma Denver
Saturday, October 25th, 2025
Apex Foundation Trick or Trot 5K & Kids' Hallow...
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
All-Out Kooky-Spooky
Girls on the Run Northern Colorado Fall 5K
RMRR November Trophy Series
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
Parker Parks and Recreation Turkey Day 5K FUN R...
Pelican Lakes Turkey Trot
Broomfield Turkey Day 5K/10K
Broomfield, CO
Gobble Wobble Run 2025
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
Resolution Run 5K
Wednesday, December 31st, 2025
Steve's Event Page
Morrison, CO
Resolute Runner 5k
Thursday, January 1st, 2026
All-Out Polar Prowl
Saturday, January 10th, 2026
Heart Throb 5k
Saturday, February 14th, 2026
Highlands Ranch 5k
Sunday, February 22nd, 2026
Conifer Climb
Conifer, CO
Monday, September 2nd, 2030
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