Upcoming Half Marathon Races Near Aurora, CO

Name: All-Out Beat the Heat
Start: 2026-04-18
End: 2026-04-18
Location: Westminster

All-Out Summer Breeze

Arvada, CO

Saturday, June 7th, 2025

Half

10K

Trail

View details for race All-Out Summer Breeze

Hometown Half Marathon & 5k/10k - Denver

Denver, CO

Saturday, June 21st, 2025

10K

1 Mile

View details for race Hometown Half Marathon & 5k/10k - Denver

Hometown Half Marathon & 5k/10k - Denver

Westminster, CO

Saturday, June 21st, 2025

10K

Half

View details for race Hometown Half Marathon & 5k/10k - Denver

Fleet Feet Denver Fall Half-Marathon Twelve-Wee...

Littleton, CO

Tuesday, July 8th, 2025

Half

View details for race Fleet Feet Denver Fall Half-Marathon Twelve-Week Training Program

All-Out Dog Days

Westminster, CO

Saturday, July 12th, 2025

Half

10K

Trail

View details for race All-Out Dog Days

Summer Splash Prairie Dog Half, 10k, & 5k

Castle Rock, CO

Saturday, July 19th, 2025

Half

10K

Trail

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

All-Out Runapalooza

Arvada, CO

Saturday, August 2nd, 2025

Half

10K

Trail

View details for race All-Out Runapalooza

Bound for Boston Marathon & Half Marathon - Denver

Denver, CO

Sunday, August 3rd, 2025

Marathon

Half

Fast

View details for race Bound for Boston Marathon & Half Marathon - Denver

Labor Day Half Marathon

Parker, CO

Monday, September 1st, 2025

Half

10K

Fast

View details for race Labor Day Half Marathon

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

All-Out Fall Fest

Westminster, CO

Saturday, September 13th, 2025

Half

10K

Trail

View details for race All-Out Fall Fest

Spooky Sprint - Denver

Denver, CO

Sunday, September 14th, 2025

10K

1 Mile

View details for race Spooky Sprint - Denver

Spooky Sprint - Denver

Littleton, CO

Sunday, September 14th, 2025

1 Mile

10K

View details for race Spooky Sprint - Denver

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

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

Saturday, September 27th, 2025

10K

Half

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

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

Westy Half & 5k

Westminster, CO

Sunday, October 12th, 2025

Half

View details for race Westy Half & 5k

HRCA Backcountry Wilderness Half Marathon

Lone Tree, CO

Saturday, November 8th, 2025

Half

Trail

View details for race HRCA Backcountry Wilderness Half Marathon

10k Turkey Trek & 5k Turkey Trot - Now With HAL...

Arvada, CO

Saturday, November 22nd, 2025

10K

Half

Trail

View details for race 10k Turkey Trek & 5k Turkey Trot - Now With HALF MARATHON DISTANCE!

All-Out Fa La La

Westminster, CO

Saturday, December 6th, 2025

Half

10K

Trail

View details for race All-Out Fa La La

All-Out Polar Prowl

Arvada, CO

Saturday, January 10th, 2026

Half

10K

Trail

View details for race All-Out Polar Prowl

All-Out Mardi Crawl

Arvada, CO

Sunday, February 22nd, 2026

Half

10K

Trail

View details for race All-Out Mardi Crawl

Platte River Half-Marathon and Relay

Littleton, CO

Sunday, April 12th, 2026

Half

Trail

View details for race Platte River Half-Marathon and Relay

All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

Trail

View details for race All-Out Beat the Heat

Don't see your race? Add it!

Add Your Race (Free)