Upcoming Races Near Littleton, CO in April, 2026

Three Creeks Half Marathon

Englewood, CO

Sunday, April 5th, 2026

Featured

Half

Trail

Fast

View details for race Three Creeks Half Marathon

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Hot Laps - Denver

Denver, CO

Thursday, April 9th, 2026

View details for race Hot Laps - Denver

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

Rockin on the River 5K

Littleton, CO

Saturday, April 11th, 2026

5K

Trail

View details for race Rockin on the River 5K

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

Arvada, CO

Sunday, April 12th, 2026

Half

10K

5K

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

Healthy Kids Running Series Spring 2026 - Auror...

Aurora, CO

Sunday, April 12th, 2026

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

Donut Dash

Denver, CO

Sunday, April 12th, 2026

5K

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

RMRR April Trophy Series

Denver, CO

Sunday, April 12th, 2026

View details for race RMRR April Trophy Series

Platte River Half-Marathon and Relay

Littleton, CO

Sunday, April 12th, 2026

Half

5K

Trail

View details for race Platte River Half-Marathon and Relay

Boulder Track Series Meet 1

Longmont, CO

Sunday, April 12th, 2026

1 Mile

View details for race Boulder Track Series Meet 1

Prairie Dog Run Series

Louisville, CO

Sunday, April 12th, 2026

Half

View details for race Prairie Dog Run Series

All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

5K

Trail

View details for race All-Out Beat the Heat

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

Littleton, CO

Sunday, April 19th, 2026

5K

10K

1 Mile

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

Runs With Scissors Races

Brighton, CO

Saturday, April 25th, 2026

Half

Marathon

Ultra

View details for race Runs With Scissors Races

Blue Heron Half & 5K

Brighton, CO

Sunday, April 26th, 2026

Half

5K

Fast

View details for race Blue Heron Half & 5K

Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 26th, 2026

5K

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

Dash & Dine 5k

Boulder, CO

Tuesday, April 28th, 2026

5K

View details for race Dash & Dine 5k

Explore more in Littleton, CO

Distances:

5K 10K Half Marathon Marathon

Months:

February March April

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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