Upcoming 5K Races Near Aurora, CO

Name: 14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk
Start: 2026-06-21
End: 2026-06-21
Location: Boulder

The Rocky Run by Eldorado PK-8 PTO

Superior, CO

Saturday, April 18th, 2026

Featured

View details for race The Rocky Run by Eldorado PK-8 PTO

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All-Out Beat the Heat

Westminster, CO

Saturday, April 18th, 2026

Half

10K

Trail

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

Littleton, CO

Sunday, April 19th, 2026

1 Mile

10K

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

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

2026 Fairmount Fit Fest

Golden, CO

Sunday, April 19th, 2026

View details for race 2026 Fairmount Fit Fest

Unicorn 5k (Denver-East)

Denver, CO

Sunday, April 26th, 2026

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

Blue Heron Half & 5K

Brighton, CO

Sunday, April 26th, 2026

Half

Fast

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Dash & Dine 5k

Boulder, CO

Tuesday, April 28th, 2026

View details for race Dash & Dine 5k

Friends of the National Center Science Stride 5K

Boulder, CO

Friday, May 1st, 2026

View details for race Friends of the National Center Science Stride 5K

High Line Canal 5K/10K Run

Centennial, CO

Saturday, May 2nd, 2026

10K

View details for race High Line Canal 5K/10K Run

CollaBEERation 5k & Brew Fest Party

Longmont, CO

Saturday, May 2nd, 2026

View details for race CollaBEERation 5k & Brew Fest Party

22nd Annual Bob Turner Classic 5K Run/Walk

Berthoud, CO

Saturday, May 2nd, 2026

View details for race 22nd Annual Bob Turner Classic 5K Run/Walk

Adams County Foster Care 5K Run/Walk and 1 mile...

Brighton, CO

Saturday, May 2nd, 2026

1 Mile

View details for race Adams County Foster Care 5K Run/Walk and 1 mile fun run

2026 Altitude Elementary Moose Mudder

Aurora, CO

Sunday, May 3rd, 2026

View details for race 2026 Altitude Elementary Moose Mudder

RMRR May Trophy Series

Denver, CO

Sunday, May 3rd, 2026

Fast

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Rise Against Suicide - Emerge 5K

Boulder, CO

Sunday, May 3rd, 2026

View details for race Rise Against Suicide - Emerge 5K

Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

View details for race Longmont Half & 5k (LM Half)

Frank Shorter Track Classic

Longmont, CO

Sunday, May 3rd, 2026

1 Mile

View details for race Frank Shorter Track Classic

Dash & Dine 5k #2

Boulder, CO

Tuesday, May 5th, 2026

View details for race Dash & Dine 5k #2

Cherry Creek Race for the Watershed 2026

Aurora, CO

Saturday, May 9th, 2026

View details for race Cherry Creek Race for the Watershed 2026

2026 Five Star 5K, Mile of Smiles, and Wellness...

Brighton, CO

Saturday, May 9th, 2026

1 Mile

View details for race 2026 Five Star 5K, Mile of Smiles, and Wellness Festival

Parker Parks and Recreation

Parker, CO

Saturday, May 9th, 2026

1 Mile

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HRCA Mother's Day 5K

Highlands Ranch, CO

Saturday, May 9th, 2026

View details for race HRCA Mother's Day 5K

Hometown Half Marathon & 5k/10k - Denver

Denver, CO

Sunday, May 10th, 2026

10K

Half

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

Denver Mother's Day 5K

Denver, CO

Sunday, May 10th, 2026

View details for race Denver Mother's Day 5K

Colorado Women's Classic - Westminster

Westminster, CO

Sunday, May 10th, 2026

10K

10 Miles

View details for race Colorado Women's Classic - Westminster

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

Gluten Free Gallop 5K

Littleton, CO

Saturday, May 16th, 2026

View details for race Gluten Free Gallop 5K

Canine On the Creek

Dumont, CO

Sunday, May 17th, 2026

1 Mile

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Miles for Smiles 5K

Arvada, CO

Sunday, May 17th, 2026

Trail

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Dash4Hope 2026

Greeley, CO

Saturday, May 30th, 2026

View details for race Dash4Hope 2026

DRMABPsi 1–5K Walk, Run & Roll

Denver, CO

Saturday, May 30th, 2026

View details for race DRMABPsi 1–5K Walk, Run & Roll

Berthoud Day 5K

Berthoud, CO

Saturday, June 6th, 2026

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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

Flamingo Day 5K

Denver, CO

Sunday, June 7th, 2026

View details for race Flamingo Day 5K

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)

DU Dash Colorado

Palmer Lake, CO

Sunday, June 7th, 2026

10K

Trail

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The Big Run Presented by Brooks

Denver, CO

Sunday, June 7th, 2026

View details for race The Big Run Presented by Brooks

All-Out Summer Breeze

Arvada, CO

Saturday, June 13th, 2026

Half

10K

Trail

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Treat Trot Denver

Denver, CO

Saturday, June 13th, 2026

10K

15K

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Stepping Stone 5K

Littleton, CO

Saturday, June 13th, 2026

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Treat Trot - Denver

Thornton, CO

Saturday, June 13th, 2026

10K

15K

View details for race Treat Trot - Denver

Tutu Dash 5K

Broomfield, CO

Saturday, June 13th, 2026

1 Mile

Trail

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The Bullfrog Splashdown

Littleton, CO

Sunday, June 14th, 2026

10K

1 Mile

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Muddy Dash | Denver 2026

Dacono, CO

Saturday, June 20th, 2026

View details for race Muddy Dash | Denver 2026

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)

Sunset Trail Running Festival

Boulder, CO

Sunday, June 21st, 2026

12K

Trail

View details for race Sunset Trail Running Festival

Juneteenth Fun Run 5K

Denver, CO

Sunday, June 21st, 2026

View details for race Juneteenth Fun Run 5K

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

Explore more in Aurora, CO

Distances:

5K 10K Half Marathon Marathon

Months:

April May June

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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