Upcoming Races Near Aurora, CO

Name: Heatwave Half Marathon - Denver
Start: 2026-07-11
End: 2026-07-11
Location: Littleton

Gluten Free Gallop 5K

Littleton, CO

Saturday, May 16th, 2026

Featured

View details for race Gluten Free Gallop 5K

Want to feature your race?

Get your race seen first by thousands of runners

Learn More

Learn how to feature your race

Growing Home - Colfax Fundraiser

Denver, CO

Saturday, May 16th, 2026

View details for race Growing Home - Colfax Fundraiser

Girls on the Run 5K at Colfax - Running Buddies...

Denver, CO

Saturday, May 16th, 2026

View details for race Girls on the Run 5K at Colfax - Running Buddies and Volunteers

Canine On the Creek

Dumont, CO

Sunday, May 17th, 2026

1 Mile

View details for race Canine On the Creek

Girls on the Run Rockies Colfax SoleMates 2026

Denver, CO

Sunday, May 17th, 2026

Marathon

Half

View details for race Girls on the Run Rockies Colfax SoleMates 2026

Miles for Smiles 5K

Arvada, CO

Sunday, May 17th, 2026

Trail

View details for race Miles for Smiles 5K

AdventHealth Race to Rebuild

Lone Tree, CO

Wednesday, May 20th, 2026

1 Mile

View details for race AdventHealth Race to Rebuild

GMR Backyard Ultra

Golden, CO

Saturday, May 23rd, 2026

View details for race GMR Backyard Ultra

Mile High Mile

Boulder, CO

Saturday, May 23rd, 2026

1 Mile

View details for race Mile High Mile

Race Day Support Add-On

Boulder, CO

Wednesday, May 27th, 2026

View details for race Race Day Support Add-On

Dash4Hope 2026

Greeley, CO

Saturday, May 30th, 2026

View details for race Dash4Hope 2026

The Barmen Mile

Arvada, CO

Wednesday, June 3rd, 2026

1 Mile

View details for race The Barmen Mile

Global Running Day with Altra

Denver, CO

Wednesday, June 3rd, 2026

View details for race Global Running Day with Altra

J-Town Jog 5K and Youth Mile

Johnstown, CO

Saturday, June 6th, 2026

1 Mile

View details for race J-Town Jog 5K and Youth Mile

Berthoud Day 5K

Berthoud, CO

Saturday, June 6th, 2026

View details for race Berthoud Day 5K

Flamingo Day 5K

Denver, CO

Sunday, June 7th, 2026

View details for race Flamingo Day 5K

RMRR June Trophy Series

Denver, CO

Sunday, June 7th, 2026

Fast

View details for race RMRR June Trophy Series

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Sunday, June 7th, 2026

Half

10K

Trail

View details for race Colorado 13er (Half Marathon/10k/5k)

The Big Run Presented by Brooks

Denver, CO

Sunday, June 7th, 2026

View details for race The Big Run Presented by Brooks

DU Dash Colorado

Palmer Lake, CO

Sunday, June 7th, 2026

10K

Trail

View details for race DU Dash Colorado

Treat Trot - Denver

Thornton, CO

Saturday, June 13th, 2026

10K

15K

View details for race Treat Trot - Denver

Treat Trot Denver

Denver, CO

Saturday, June 13th, 2026

10K

15K

View details for race Treat Trot Denver

Stepping Stone 5K

Littleton, CO

Saturday, June 13th, 2026

View details for race Stepping Stone 5K

Tutu Dash 5K

Broomfield, CO

Saturday, June 13th, 2026

1 Mile

Trail

View details for race Tutu Dash 5K

All-Out Summer Breeze

Arvada, CO

Saturday, June 13th, 2026

Half

10K

Trail

View details for race All-Out Summer Breeze

Holy Hammers Hustle for Habitat

Parker, CO

Saturday, June 13th, 2026

View details for race Holy Hammers Hustle for Habitat

The Bullfrog Splashdown

Littleton, CO

Sunday, June 14th, 2026

10K

1 Mile

View details for race The Bullfrog Splashdown

HRCA Happy Hour Half K

Littleton, CO

Friday, June 19th, 2026

View details for race HRCA Happy Hour Half K

Parker Parks and Recreation Dash Across the Dam...

Parker, CO

Saturday, June 20th, 2026

View details for race Parker Parks and Recreation Dash Across the Dam Father’s Day 5K

Unicorn 5k (North)

Thornton, CO

Saturday, June 20th, 2026

View details for race Unicorn 5k (North)

Muddy Dash | Denver 2026

Dacono, CO

Saturday, June 20th, 2026

View details for race Muddy Dash | Denver 2026

14th Annual Buffs4Life Kyle MacIntosh Memorial ...

Boulder, CO

Sunday, June 21st, 2026

View details for race 14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk

Father's Day Classic 10k, 5k, & 1 Mile

Arvada, CO

Sunday, June 21st, 2026

10K

1 Mile

View details for race Father's Day Classic 10k, 5k, & 1 Mile

Juneteenth Fun Run 5K

Denver, CO

Sunday, June 21st, 2026

View details for race Juneteenth Fun Run 5K

Sunset Trail Running Festival

Boulder, CO

Sunday, June 21st, 2026

12K

Trail

View details for race Sunset Trail Running Festival

The Red Schoolhouse Run

Louisville, CO

Tuesday, June 23rd, 2026

View details for race The Red Schoolhouse Run

Denver Pride 5K

Denver, CO

Saturday, June 27th, 2026

View details for race Denver Pride 5K

Fitness Expo On Tap at the Colorado Tap House

Arvada, CO

Saturday, June 27th, 2026

1 Mile

View details for race Fitness Expo On Tap at the Colorado Tap House

Before The Fourth 5k

Littleton, CO

Saturday, June 27th, 2026

View details for race Before The Fourth 5k

Pearl Street Mile

Boulder, CO

Saturday, June 27th, 2026

1 Mile

View details for race Pearl Street Mile

Blue Sky Ascent & Round Trip (formerly the Mt. ...

Idaho Springs, CO

Sunday, June 28th, 2026

View details for race Blue Sky Ascent & Round Trip (formerly the Mt. Evans Ascent)

Cade’s Cause: Concussion & CTE Awareness Run/Walk

Littleton, CO

Sunday, June 28th, 2026

View details for race Cade’s Cause: Concussion & CTE Awareness Run/Walk

Avery Brewing Co. 4K on the 4th

Boulder, CO

Saturday, July 4th, 2026

Fast

View details for race Avery Brewing Co. 4K on the 4th

Palmer Lake July 4th Fun Run

Palmer Lake, CO

Saturday, July 4th, 2026

View details for race Palmer Lake July 4th Fun Run

Let Freedom Run 5k - LONGMONT

Longmont, CO

Saturday, July 4th, 2026

View details for race Let Freedom Run 5k - LONGMONT

Greeley Freedom 5k Walk & Run

Greeley, CO

Saturday, July 4th, 2026

View details for race Greeley Freedom 5k Walk & Run

Let Freedom Run 5k/10k - Louisville

Louisville, CO

Saturday, July 4th, 2026

10K

View details for race Let Freedom Run 5k/10k - Louisville

HRCA Independence Day 5K

Littleton, CO

Saturday, July 4th, 2026

View details for race HRCA Independence Day 5K

BRR All-Comers Summer Track & Field Series #3

Boulder, CO

Thursday, July 9th, 2026

1 Mile

View details for race BRR All-Comers Summer Track & Field Series #3

Heatwave Half Marathon - Denver

Littleton, CO

Saturday, July 11th, 2026

1 Mile

10K

View details for race Heatwave Half Marathon - Denver

Explore more in Aurora, CO

Distances:

5K 10K Half Marathon Marathon

Months:

May June July

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

Don't see your race? Add it!

Add Your Race (Free)