Upcoming 5K Races Near Firestone, CO

Name: Westy Half & 5k
Start: 2025-10-12
End: 2025-10-12
Location: Westminster

Featured Races Get Seen

Be the first race runners see — and grow your registrations. Put your race at the top.

Feature Your Race

Learn how to feature your race

Calarat Challenge Trail Running Festival

Jamestown, CO

Saturday, August 30th, 2025

Half

10K

Trail

View details for race Calarat Challenge Trail Running Festival

Labor Day Half Marathon

Parker, CO

Monday, September 1st, 2025

Half

10K

Fast

View details for race Labor Day Half Marathon

3rd Annual Roost Rebellion Relays

Denver, CO

Wednesday, September 3rd, 2025

View details for race 3rd Annual Roost Rebellion Relays

RexRun For PAWSitivity 2025 5K Trail Run/Walk

Aurora, CO

Saturday, September 6th, 2025

1 Mile

Trail

View details for race RexRun For PAWSitivity 2025 5K Trail Run/Walk

Conservation Colorado 5k

Denver, CO

Sunday, September 7th, 2025

View details for race Conservation Colorado 5k

Denver Rocks Run 5K/10K

Denver, CO

Sunday, September 7th, 2025

View details for race Denver Rocks Run 5K/10K

RMRR September Trophy Series

Thornton, CO

Sunday, September 7th, 2025

10K

Fast

View details for race RMRR September Trophy Series

Rebel Run 5k

Denver, CO

Sunday, September 7th, 2025

View details for race Rebel Run 5k

Flyin' Lion 5K

Littleton, CO

Sunday, September 7th, 2025

View details for race Flyin' Lion 5K

Highland Homecoming 5k Run & Walk

Ault, CO

Saturday, September 13th, 2025

View details for race Highland Homecoming 5k Run & Walk

All-Out Fall Fest

Westminster, CO

Saturday, September 13th, 2025

Half

10K

Trail

View details for race All-Out Fall Fest

Parker Parks and Recreation So Long to Summer 5...

Parker, CO

Saturday, September 13th, 2025

10K

View details for race Parker Parks and Recreation So Long to Summer 5K/10K

National Chocolate Day: Run for Chocolates DENV...

Centennial, CO

Saturday, September 13th, 2025

10K

Half

View details for race National Chocolate Day: Run for Chocolates DENVER/AURORA

The Denver 5k

Denver, CO

Saturday, September 13th, 2025

View details for race The Denver 5k

Muddy Dash | Denver

Erie, CO

Saturday, September 13th, 2025

View details for race Muddy Dash | Denver

Spooky Sprint - Denver

Littleton, CO

Sunday, September 14th, 2025

1 Mile

10K

View details for race Spooky Sprint - Denver

Spooky Sprint - Denver

Denver, CO

Sunday, September 14th, 2025

10K

1 Mile

View details for race Spooky Sprint - Denver

9/11 Heroes Run - Denver, Colorado

Denver, CO

Sunday, September 14th, 2025

1 Mile

View details for race 9/11 Heroes Run - Denver, Colorado

13th Annual Superhero Event

Greeley, CO

Saturday, September 20th, 2025

10K

1 Mile

View details for race 13th Annual Superhero Event

Denver: Walk With Autism and Resource Fair

Denver, CO

Saturday, September 20th, 2025

View details for race Denver: Walk With Autism and Resource Fair

Miles 4 Madison 5K & 1K

Littleton, CO

Saturday, September 20th, 2025

View details for race Miles 4 Madison 5K & 1K

Move Forward 5K & 10K

Denver, CO

Saturday, September 20th, 2025

10K

View details for race Move Forward 5K & 10K

2025 Montbello Alive! 5K

Denver, CO

Saturday, September 20th, 2025

View details for race 2025 Montbello Alive! 5K

Tiger Prowl 5K

Denver, CO

Sunday, September 21st, 2025

View details for race Tiger Prowl 5K

19th Annual Golden Gallop

Golden, CO

Sunday, September 21st, 2025

10K

View details for race 19th Annual Golden Gallop

Farmers 5000

Wheat Ridge, CO

Sunday, September 21st, 2025

View details for race Farmers 5000

National Singles Day: Singles & Friends Running...

Centennial, CO

Saturday, September 27th, 2025

10K

Half

View details for race National Singles Day: Singles & Friends Running DENVER/AURORA

National Coffee Day: Run for Coffee DENVER/AURORA

Centennial, CO

Saturday, September 27th, 2025

10K

Half

View details for race National Coffee Day: Run for Coffee DENVER/AURORA

Runway 5K - Run for the Angels

Broomfield, CO

Saturday, September 27th, 2025

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

Rising Phoenix Festival & 5K

Loveland, CO

Saturday, September 27th, 2025

View details for race Rising Phoenix Festival & 5K

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Saturday, September 27th, 2025

Half

10K

View details for race Pioneer Prairie Dog Half, 10k & 5k

Lisa Nelson’s Mustang Stampede 5K

Arvada, CO

Saturday, September 27th, 2025

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

WWE ANNUAL RUN WITH THE WOLVES

Arvada, CO

Sunday, September 28th, 2025

View details for race WWE ANNUAL RUN WITH THE WOLVES

Flyin' Ryan Memorial 5k

Greeley, CO

Friday, October 3rd, 2025

View details for race Flyin' Ryan Memorial 5k

Big Waves Family 5K run/walk Presented by Brumate

Westminster, CO

Saturday, October 4th, 2025

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

PRA Miner Gold Rush

Broomfield, CO

Saturday, October 4th, 2025

1 Mile

View details for race PRA Miner Gold Rush

Not So Flatt Breast Cancer Awareness Run/Walk

Westminster, CO

Saturday, October 4th, 2025

10K

View details for race Not So Flatt Breast Cancer Awareness Run/Walk

I Can 5k

Thornton, CO

Saturday, October 4th, 2025

View details for race I Can 5k

Strides for Sierra 5K run/walk

Arvada, CO

Sunday, October 5th, 2025

View details for race Strides for Sierra 5K run/walk

Liberty Energy 5K - Benefiting the Bettering Hu...

Denver, CO

Sunday, October 5th, 2025

View details for race Liberty Energy 5K - Benefiting the Bettering Human Lives Foundation

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

Windsor, CO

Sunday, October 5th, 2025

Marathon

Half

10K

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

RMRR October Trophy Series

Aurora, CO

Sunday, October 5th, 2025

Fast

View details for race RMRR October Trophy Series

Layafette Music Fest Half-Marathon/10K/5K

Louisville, CO

Sunday, October 5th, 2025

Half

View details for race Layafette Music Fest Half-Marathon/10K/5K

Gummball 5K

Brighton, CO

Saturday, October 11th, 2025

View details for race Gummball 5K

The Long View Marathon

Fort Collins, CO

Saturday, October 11th, 2025

Marathon

Half

View details for race The Long View Marathon

Boulder XC Series Meet 1

Boulder, CO

Saturday, October 11th, 2025

View details for race Boulder XC Series Meet 1

Kipling Villas 5K - 2024

Littleton, CO

Saturday, October 11th, 2025

View details for race Kipling Villas 5K - 2024

Joy & Justice 5k

Timnath, CO

Sunday, October 12th, 2025

1 Mile

View details for race Joy & Justice 5k

The bRUNch Run™

Denver, CO

Sunday, October 12th, 2025

10K

15K

View details for race The bRUNch Run™

Westy Half & 5k

Westminster, CO

Sunday, October 12th, 2025

Half

View details for race Westy Half & 5k

Explore more in Firestone, CO

Distances:

5K 10K Half Marathon Marathon

Months:

August September October

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

Don't see your race? Add it!

Add Your Race (Free)