Upcoming Races Near Windsor, CO in April, 2026

Name: 2026 Dash & Dine 5k Run Series
Start: 2026-04-28
End: 2026-04-28
Location: Boulder

Erie Easter Bunny Hop

Erie, CO

Saturday, April 4th, 2026

Featured

View details for race Erie Easter Bunny Hop

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Run the Ranch

Loveland, CO

Friday, April 10th, 2026

10K

Trail

View details for race Run the Ranch

RMRR Spring Marathon Training Series #2

Thornton, CO

Saturday, April 11th, 2026

10 Miles

Ultra

View details for race RMRR Spring Marathon Training Series #2

Dash for Detection: Oral Cancer Awareness 5K

Denver, CO

Saturday, April 11th, 2026

View details for race Dash for Detection: Oral Cancer Awareness 5K

CRMAC Uplift Her - 5K Run/Walk

Fort Collins, CO

Saturday, April 11th, 2026

View details for race CRMAC Uplift Her - 5K Run/Walk

Prairie Dog Run Series

Louisville, CO

Sunday, April 12th, 2026

Half

View details for race Prairie Dog Run Series

RMRR April Trophy Series

Denver, CO

Sunday, April 12th, 2026

View details for race RMRR April Trophy Series

Healthy Kids Running Series Spring 2026 - Fort ...

Fort Collins, CO

Sunday, April 12th, 2026

View details for race Healthy Kids Running Series Spring 2026 - Fort Collins, CO

Spring Fling Prairie Dog Half, 10k, & 5k

Arvada, CO

Sunday, April 12th, 2026

Half

10K

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

Donut Dash

Denver, CO

Sunday, April 12th, 2026

Fast

View details for race Donut Dash

Healthy Kids Running Series Spring 2026 - Denve...

Denver, CO

Sunday, April 12th, 2026

View details for race Healthy Kids Running Series Spring 2026 - Denver, CO

Hop Into Spring 5K - Denver

Denver, CO

Sunday, April 12th, 2026

View details for race Hop Into Spring 5K - Denver

Boulder Track Series Meet 1

Longmont, CO

Sunday, April 12th, 2026

1 Mile

View details for race Boulder Track Series Meet 1

All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

Trail

View details for race All-Out Beat the Heat

Great Western Trail Race

Severance, CO

Saturday, April 18th, 2026

10K

Half

Trail

View details for race Great Western Trail Race

DoNot Stop Half Marathon (5k/10k) - Denver

Westminster, CO

Sunday, April 19th, 2026

1 Mile

10K

View details for race DoNot Stop Half Marathon (5k/10k) - Denver

Horsetooth Half Marathon - Presented by Fort Co...

Fort Collins, CO

Sunday, April 19th, 2026

Half

Trail

Fast

View details for race Horsetooth Half Marathon - Presented by Fort Collins Connexion

Hot Laps - Denver

Denver, CO

Friday, April 24th, 2026

View details for race Hot Laps - Denver

Bigfoot Half Marathon

Estes Park, CO

Saturday, April 25th, 2026

Half

View details for race Bigfoot Half Marathon

NoCo Half Marathon & 10K

Loveland, CO

Saturday, April 25th, 2026

10K

Half

View details for race NoCo Half Marathon & 10K

Runs With Scissors Races

Brighton, CO

Saturday, April 25th, 2026

Half

Marathon

Ultra

View details for race Runs With Scissors Races

2026 Flying Pig 5K

Fort Collins, CO

Sunday, April 26th, 2026

View details for race 2026 Flying Pig 5K

Blue Heron Half & 5K

Brighton, CO

Sunday, April 26th, 2026

Half

Fast

View details for race Blue Heron Half & 5K

Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 26th, 2026

View details for race Unicorn 5k (Denver-East)

2026 Dash & Dine 5k Run Series

Boulder, CO

Tuesday, April 28th, 2026

View details for race 2026 Dash & Dine 5k Run Series

Explore more in Windsor, CO

Distances:

5K 10K Half Marathon Marathon

Months:

March April May

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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