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Upcoming 5K Races Near Castle Rock, CO

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All-Out Runapalooza logo

All-Out Runapalooza

Arvada, CO

Saturday, August 8th, 2026

Half
10K
5K
Trail
View details for race All-Out Runapalooza
Pancake Stampede 5K logo

Pancake Stampede 5K

Littleton, CO

Sunday, August 9th, 2026

5K
View details for race Pancake Stampede 5K
The Bullfrog Summer Surge logo

The Bullfrog Summer Surge

Lakewood, CO

Sunday, August 9th, 2026

5K
View details for race The Bullfrog Summer Surge
Summer Sizzler- Colorado Springs logo

Summer Sizzler- Colorado Springs

Colorado Springs, CO

Sunday, August 9th, 2026

1 Mile
5K
10K
View details for race Summer Sizzler- Colorado Springs
Miles for Migraine Colorado logo

Miles for Migraine Colorado

Denver, CO

Saturday, August 15th, 2026

5K
View details for race Miles for Migraine Colorado
The Cheyenne Mountain Run logo

The Cheyenne Mountain Run

Colorado Springs, CO

Saturday, August 15th, 2026

5K
10K
Trail
View details for race The Cheyenne Mountain Run
Cancer League of Colorado Race 4 Research logo

Cancer League of Colorado Race 4 Research

Denver, CO

Sunday, August 16th, 2026

5K
View details for race Cancer League of Colorado Race 4 Research
Erie Half & 5k logo

Erie Half & 5k

Erie, CO

Sunday, August 16th, 2026

Half
5K
View details for race Erie Half & 5k
2026 True Impact Ministries 5K/10K logo

2026 True Impact Ministries 5K/10K

Centennial, CO

Saturday, August 22nd, 2026

5K
10K
View details for race 2026 True Impact Ministries 5K/10K
Ram Run logo

Ram Run

Denver, CO

Saturday, August 22nd, 2026

5K
1 Mile
View details for race Ram Run
Rebel Run 5k logo

Rebel Run 5k

Denver, CO

Sunday, August 23rd, 2026

5K
View details for race Rebel Run 5k
Pioneer Prairie Dog Half, 10k & 5k logo

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Sunday, August 23rd, 2026

Half
10K
5K
View details for race Pioneer Prairie Dog Half, 10k & 5k
Run for Hope - Colorado Springs logo

Run for Hope - Colorado Springs

Colorado Springs, CO

Saturday, August 29th, 2026

5K
1 Mile
View details for race Run for Hope - Colorado Springs
RexRun For PAWSitivity 2026 Trail Run/Walk logo

RexRun For PAWSitivity 2026 Trail Run/Walk

Aurora, CO

Saturday, August 29th, 2026

5K
1 Mile
Trail
View details for race RexRun For PAWSitivity 2026 Trail Run/Walk
Rocky Mountain 5K presented by School District 11 logo

Rocky Mountain 5K presented by School District 11

Colorado Springs, CO

Saturday, August 29th, 2026

5K
Trail
View details for race Rocky Mountain 5K presented by School District 11
Glow & Roll: Illuminate What's Possible logo

Glow & Roll: Illuminate What's Possible

Littleton, CO

Saturday, August 29th, 2026

5K
1 Mile
View details for race Glow & Roll: Illuminate What's Possible
Historic Elizabeth Main Street 5K & Family Color Run logo

Historic Elizabeth Main Street 5K & Family Colo...

Elizabeth, CO

Saturday, August 29th, 2026

5K
1 Mile
View details for race Historic Elizabeth Main Street 5K & Family Color Run
Golden Harvest Half Marathon & 5k/10k - Denver logo

Golden Harvest Half Marathon & 5k/10k - Denver

Denver, CO

Saturday, September 5th, 2026

1 Mile
5K
10K
View details for race Golden Harvest Half Marathon & 5k/10k - Denver
Golden Harvest Half Marathon & 5k/10k - Denver logo

Golden Harvest Half Marathon & 5k/10k - Denver

Westminster, CO

Saturday, September 5th, 2026

1 Mile
5K
10K
View details for race Golden Harvest Half Marathon & 5k/10k - Denver
Demon Dash logo

Demon Dash

Arvada, CO

Saturday, September 5th, 2026

5K
View details for race Demon Dash
Golden Harvest Half Marathon & 5k/10k - Colorado Springs logo

Golden Harvest Half Marathon & 5k/10k - Colorad...

Colorado Springs, CO

Sunday, September 6th, 2026

1 Mile
5K
10K
View details for race Golden Harvest Half Marathon & 5k/10k - Colorado Springs
Labor Day Half Marathon logo

Labor Day Half Marathon

Parker, CO

Monday, September 7th, 2026

Half
10K
5K
Fast
View details for race Labor Day Half Marathon
The Denver 5k logo

The Denver 5k

Denver, CO

Saturday, September 12th, 2026

5K
View details for race The Denver 5k
The 10th Annual Run4Hope 5K for Schools logo

The 10th Annual Run4Hope 5K for Schools

Monument, CO

Saturday, September 12th, 2026

5K
View details for race The 10th Annual Run4Hope 5K for Schools
Tiger Prowl 5K logo

Tiger Prowl 5K

Denver, CO

Sunday, September 13th, 2026

5K
View details for race Tiger Prowl 5K
9/11 Heroes Run - Denver, Colorado logo

9/11 Heroes Run - Denver, Colorado

Denver, CO

Sunday, September 13th, 2026

5K
1 Mile
View details for race 9/11 Heroes Run - Denver, Colorado
RMRR September Trophy Series logo

RMRR September Trophy Series

Thornton, CO

Sunday, September 13th, 2026

10K
5K
Fast
View details for race RMRR September Trophy Series
All Hands on Deck The Pirates 5K logo

All Hands on Deck The Pirates 5K

Colorado Springs, CO

Saturday, September 19th, 2026

5K
View details for race All Hands on Deck The Pirates 5K
Denver: Walk With Autism and Resource Fair logo

Denver: Walk With Autism and Resource Fair

Denver, CO

Saturday, September 19th, 2026

5K
View details for race Denver: Walk With Autism and Resource Fair
Miles 4 Madison 5K & 1K logo

Miles 4 Madison 5K & 1K

Littleton, CO

Saturday, September 19th, 2026

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

Gummball 5K

Brighton, CO

Saturday, September 19th, 2026

5K
View details for race Gummball 5K
All-Out Fall Fest logo

All-Out Fall Fest

Westminster, CO

Saturday, September 19th, 2026

Half
10K
5K
Trail
View details for race All-Out Fall Fest
20th Annual Golden Gallop logo

20th Annual Golden Gallop

Golden, CO

Sunday, September 20th, 2026

5K
10K
View details for race 20th Annual Golden Gallop
Farmers 5000 logo

Farmers 5000

Wheat Ridge, CO

Sunday, September 20th, 2026

5K
View details for race Farmers 5000
HRCA Oktoberfest 5K logo

HRCA Oktoberfest 5K

Littleton, CO

Saturday, September 26th, 2026

5K
View details for race HRCA Oktoberfest 5K
Runway 5K - Run for the Angels logo

Runway 5K - Run for the Angels

Broomfield, CO

Saturday, September 26th, 2026

5K
View details for race Runway 5K - Run for the Angels
NIGHT NATION RUN - DENVER logo

NIGHT NATION RUN - DENVER

Commerce City, CO

Saturday, September 26th, 2026

View details for race NIGHT NATION RUN - DENVER
Parker Parks and Recreation So Long to Summer 5K/10K logo

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

Parker, CO

Saturday, September 26th, 2026

5K
10K
View details for race Parker Parks and Recreation So Long to Summer 5K/10K
Running for Children's Rights to Both Parents - 9 of 50 Half Marathons in 50 States - Colorado logo

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

Boulder, CO

Sunday, September 27th, 2026

Half
5K
10K
View details for race Running for Children's Rights to Both Parents - 9 of 50 Half Marathons in 50 States - Colorado
Spooky Sprint - Denver logo

Spooky Sprint - Denver

Denver, CO

Saturday, October 3rd, 2026

1 Mile
5K
10K
View details for race Spooky Sprint - Denver
Spooky Sprint - Denver logo

Spooky Sprint - Denver

Littleton, CO

Saturday, October 3rd, 2026

1 Mile
5K
10K
View details for race Spooky Sprint - Denver
Big Waves Family 5K run/walk Presented by Brumate logo

Big Waves Family 5K run/walk Presented by Brumate

Westminster, CO

Saturday, October 3rd, 2026

5K
View details for race Big Waves Family 5K run/walk Presented by Brumate
I Can 5k logo

I Can 5k

Thornton, CO

Saturday, October 3rd, 2026

5K
View details for race I Can 5k
PRA Miner Gold Rush logo

PRA Miner Gold Rush

Broomfield, CO

Saturday, October 3rd, 2026

5K
1 Mile
View details for race PRA Miner Gold Rush
Colorado Springs Marathon, Half, 5K, and Kids K logo

Colorado Springs Marathon, Half, 5K, and Kids K

Colorado Springs, CO

Saturday, October 3rd, 2026

Marathon
Half
5K
View details for race Colorado Springs Marathon, Half, 5K, and Kids K
Lafayette Music Fest -5K - 10K logo

Lafayette Music Fest -5K - 10K

Lafayette, CO

Saturday, October 3rd, 2026

10K
5K
View details for race Lafayette Music Fest -5K - 10K
RMRR October Trophy Series logo

RMRR October Trophy Series

Aurora, CO

Sunday, October 4th, 2026

5K
Fast
View details for race RMRR October Trophy Series
Manitou 5K logo

Manitou 5K

Manitou Springs, CO

Saturday, October 10th, 2026

5K
View details for race Manitou 5K
Westy Half & 5k logo

Westy Half & 5k

Westminster, CO

Sunday, October 11th, 2026

Half
5K
View details for race Westy Half & 5k
Living Water 5K and Family Fun Run logo

Living Water 5K and Family Fun Run

Denver, CO

Saturday, October 17th, 2026

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