5K Races in Westminster, Colorado

There are 11 5K races in Westminster, Colorado in 2026. The next is the All-Out Dog Days on July 11.

All-Out Dog Days

Sat, Jul 11 · Westminster, CO Westminster

Virtual 5KVIRTUAL 5K10K +3

From $20 Open Closing Soon

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Jog in the Bog 5k

Sat, Aug 22 · Westminster, CO Westminster

Road Jog in the Bog 5k

From $45 Closed

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Pioneer Prairie Dog Half, 10k & 5k

Sun, Aug 23 · Westminster, CO Westminster

Road 5k10kHalf Marathon

From $25 Open

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Golden Harvest Half Marathon & 5k/10k - Denver

Sat, Sep 5 · Westminster, CO Westminster

Virtual 1 Mile5K10K +4

From $17 Open 5 spots left

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All-Out Fall Fest

Sat, Sep 19 · Westminster, CO Westminster

Virtual 5KVIRTUAL 5KVIRTUAL 10K +3

From $20 Open Closing Soon

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Big Waves Family 5K run/walk Presented by Brumate

Sat, Oct 3 · Westminster, CO Westminster

Road Big Waves Family 5k

From $40 Closed

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Westy Half & 5k

Sun, Oct 11 · Westminster, CO Westminster

Road 5kHalf Marathon

From $30 Open

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All-Out Fa La La

Sat, Dec 5 · Westminster, CO Westminster

Virtual VIRTUAL 5K5K10K +3

From $20 Open

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Candy Cane Course - Denver

Sun, Dec 6 · Westminster, CO Westminster

Virtual 1 Mile5k10k +4

From $22 Open 5 spots left

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All-Out Beat the Heat

Sat, Apr 24 · Westminster, CO Westminster

Virtual 5KVIRTUAL 5K5K +9

From $20 Open

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Colorado Women's Classic - Westminster

Sun, May 9 · Westminster, CO Westminster

Road 5k5k10k +3

From $35 Closed

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