Discover The Best 5K Races in Colorado

Browse our listing of 5K events in Colorado to find one near you.

upcoming 5K races in Colorado

Let Freedom Run - LONGMONT

July 4, 2026

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Longmont

Let Freedom Run - Louisville

July 4, 2026

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Louisville

Telluride Foundation Rundola

July 4, 2026

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Telluride

July 4, 2026

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Fort Collins

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

July 18, 2026

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Castle Rock

Aspen Valley Marathon

July 18, 2026

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Aspen

Rocky Mountain Half & 5K

August 1, 2026

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Boulder

Unicorn 5k (South)

August 1, 2026

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Highlands Ranch

August 16, 2026

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August 23, 2026

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Denver

Pioneer Prairie Dog Half Marathon, 10K & 5K

August 23, 2026

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Westminster

Rock Hawk Trail Races

August 29, 2026

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Denver

Wine Run 5k at The Winery at Holy Cross Abbey

August 30, 2026

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September 12, 2026

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Denver

2026 Night Nation Run - Denver, CO

September 26, 2026

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Denver

September 27, 2026

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Boulder

Colorado Springs Marathon, Half, 5K, and Kids K

October 3, 2026

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Colorado Springs

2026 SKECHERS Hot Chocolate Run - Denver

October 4, 2026

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Denver

Long View Marathon & Half

October 10, 2026

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Fort Collins

Westy Half & 5K

October 11, 2026

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Westminster

Narrowleaf Lake & Pumpkin Run

October 31, 2026

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Loveland

City Park 5k & 1 Mile Walk of Hope for Pancreatic Cancer Research

November 7, 2026

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Denver

December 12, 2026

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Thornton

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