Upcoming 5K Races Near Windsor, CO

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All-Out Fall Fest

Westminster, CO

Saturday, September 19th, 2026

Half

10K

Trail

View details for race All-Out Fall Fest

Dog Jog

Cheyenne, WY

Sunday, September 20th, 2026

View details for race Dog Jog

Farmers 5000

Wheat Ridge, CO

Sunday, September 20th, 2026

View details for race Farmers 5000

Runway 5K - Run for the Angels

Broomfield, CO

Saturday, September 26th, 2026

View details for race Runway 5K - Run for the Angels

NIGHT NATION RUN - DENVER

Commerce City, CO

Saturday, September 26th, 2026

View details for race NIGHT NATION RUN - DENVER

Lisa Nelson’s Mustang Stampede 5K

Arvada, CO

Saturday, September 26th, 2026

View details for race Lisa Nelson’s Mustang Stampede 5K

Pat Mahan Memorial Foundation 5K

Wiggins, CO

Sunday, September 27th, 2026

View details for race Pat Mahan Memorial Foundation 5K

Joy & Justice 5k

Timnath, CO

Sunday, September 27th, 2026

1 Mile

View details for race Joy & Justice 5k

Running for Children's Rights to Both Parents -...

Boulder, CO

Sunday, September 27th, 2026

Half

10K

View details for race Running for Children's Rights to Both Parents - 9 of 50 Half Marathons in 50 States - Colorado

Big Waves Family 5K run/walk Presented by Brumate

Westminster, CO

Saturday, October 3rd, 2026

View details for race Big Waves Family 5K run/walk Presented by Brumate

PRA Miner Gold Rush

Broomfield, CO

Saturday, October 3rd, 2026

1 Mile

View details for race PRA Miner Gold Rush

Homecoming 5K - Colorado State University

Fort Collins, CO

Saturday, October 3rd, 2026

View details for race Homecoming 5K - Colorado State University

I Can 5k

Thornton, CO

Saturday, October 3rd, 2026

View details for race I Can 5k

Lafayette Music Fest -5K - 10K

Lafayette, CO

Saturday, October 3rd, 2026

10K

View details for race Lafayette Music Fest -5K - 10K

Spooky Sprint - Denver

Denver, CO

Saturday, October 3rd, 2026

1 Mile

10K

View details for race Spooky Sprint - Denver

Windsor Marathon, Half Marathon, 10k, 5k & 1 Mi...

Windsor, CO

Sunday, October 4th, 2026

Marathon

Half

10K

Trail

View details for race Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run

The Long View Marathon

Fort Collins, CO

Saturday, October 10th, 2026

Marathon

Half

View details for race The Long View Marathon

Footsteps for Families 5k Fun Run & Concert

Windsor, CO

Saturday, October 10th, 2026

View details for race Footsteps for Families 5k Fun Run & Concert

Westy Half & 5k

Westminster, CO

Sunday, October 11th, 2026

Half

View details for race Westy Half & 5k

Living Water 5K and Family Fun Run

Denver, CO

Saturday, October 17th, 2026

View details for race Living Water 5K and Family Fun Run

Race to Cure Sarcoma Denver

Denver, CO

Saturday, October 24th, 2026

View details for race Race to Cure Sarcoma Denver

Apex Foundation Trick or Trot 5K & Halloween Hunt

Arvada, CO

Saturday, October 24th, 2026

1 Mile

View details for race Apex Foundation Trick or Trot 5K & Halloween Hunt

The 14th Annual Odyssey Odyssey - 2026

Denver, CO

Sunday, October 25th, 2026

1 Mile

View details for race The 14th Annual Odyssey Odyssey - 2026

Ghosts and Goblins 5K/10K

Denver, CO

Sunday, October 25th, 2026

View details for race Ghosts and Goblins 5K/10K

I Ain't Scared (of 5k)

Thornton, CO

Saturday, October 31st, 2026

View details for race I Ain't Scared (of 5k)

Feet for Justice Run

Denver, CO

Sunday, November 1st, 2026

10K

Fast

View details for race Feet for Justice Run

RMRR November Trophy Series

Denver, CO

Sunday, November 1st, 2026

15K

Fast

View details for race RMRR November Trophy Series

Turkey Trails- Denver

Denver, CO

Saturday, November 7th, 2026

1 Mile

10K

View details for race Turkey Trails- Denver

City Park Classic (5k/10k & 1 Mile Walk of Hope...

Denver, CO

Saturday, November 7th, 2026

10K

1 Mile

View details for race City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

Denver Veterans Day Run

Denver, CO

Saturday, November 14th, 2026

10K

View details for race Denver Veterans Day Run

Girls on the Run Denver Metro 5K

Denver, CO

Sunday, November 15th, 2026

View details for race Girls on the Run Denver Metro 5K

Pumpkin Pie 5K/10K

Denver, CO

Saturday, November 21st, 2026

10K

Fast

View details for race Pumpkin Pie 5K/10K

TURKEY TREK (13.1, 10k, 5k & 2k)

Arvada, CO

Saturday, November 21st, 2026

Half

10K

View details for race TURKEY TREK (13.1, 10k, 5k & 2k)

AdventHealth Avista Louisville Turkey Trot

Louisville, CO

Thursday, November 26th, 2026

View details for race AdventHealth Avista Louisville Turkey Trot

NCMC Turkey Trot

Greeley, CO

Thursday, November 26th, 2026

View details for race NCMC Turkey Trot

2026 Loveland Turkey Trot

Loveland, CO

Thursday, November 26th, 2026

Trail

Fast

View details for race 2026 Loveland Turkey Trot

Broomfield Turkey Day 5K/10K

Broomfield, CO

Thursday, November 26th, 2026

10K

View details for race Broomfield Turkey Day 5K/10K

Pelican Lakes Turkey Trot

Windsor, CO

Thursday, November 26th, 2026

View details for race Pelican Lakes Turkey Trot

All-Out Fa La La

Westminster, CO

Saturday, December 5th, 2026

Half

10K

Trail

View details for race All-Out Fa La La

Candy Cane Course - Denver

Denver, CO

Saturday, December 5th, 2026

1 Mile

10K

View details for race Candy Cane Course - Denver

Candy Cane Course - Denver

Westminster, CO

Sunday, December 6th, 2026

1 Mile

10K

View details for race Candy Cane Course - Denver

WinterFest 5k & Fun Run

Thornton, CO

Saturday, December 12th, 2026

View details for race WinterFest 5k & Fun Run

Santa Catch 5k & 10k

Windsor, CO

Saturday, December 12th, 2026

10K

1 Mile

Trail

View details for race Santa Catch 5k & 10k

2026 Jingle Bell Run - Colorado

Denver, CO

Sunday, December 13th, 2026

1 Mile

View details for race 2026 Jingle Bell Run - Colorado

Santa's Dash for Ca$h

Denver, CO

Saturday, December 19th, 2026

View details for race Santa's Dash for Ca$h

Ugly Sweater 5K

Denver, CO

Sunday, December 20th, 2026

Fast

View details for race Ugly Sweater 5K

Resolution Run - Fort Collins

Fort Collins, CO

Thursday, December 31st, 2026

View details for race Resolution Run - Fort Collins

Resolute Runner 5k

Arvada, CO

Friday, January 1st, 2027

Trail

View details for race Resolute Runner 5k

All-Out Polar Prowl

Arvada, CO

Saturday, January 9th, 2027

Half

10K

Trail

View details for race All-Out Polar Prowl

All-Out Mardi Crawl

Arvada, CO

Saturday, February 6th, 2027

Half

10K

Trail

View details for race All-Out Mardi Crawl

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