Race calendar

Running Races in Westminster, CO

12 upcoming races in and around Westminster. Run This events are listed first — jump to a specific distance below.

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12 races

Fri, Aug 21, 2026

Jog in the Bog 5k

Westminster, CO

Outside5K

Sat, Aug 22, 2026

Pioneer Prairie Dog Half, 10k & 5k

Westminster, CO

OutsideMarathon10K5K

Fri, Sep 4, 2026

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

Westminster, CO

Outside50 m1 mile5K10K

Fri, Sep 18, 2026

All-Out Fall Fest

Westminster, CO

OutsideMarathon10K5K

Fri, Oct 2, 2026

Big Waves Family 5K run/walk

Westminster, CO

Outside5K

Sat, Oct 10, 2026

Westy Half & 5k

Westminster, CO

OutsideMarathon5K

Fri, Dec 4, 2026

All-Out Fa La La

Westminster, CO

OutsideMarathon10K5K

Sat, Dec 5, 2026

Candy Cane Course - Denver

Westminster, CO

Outside1 mile5K10K50 m

Fri, Mar 12, 2027

Erin Go Bragh 7.77k

Westminster, CO

Outside4.8 mi

Fri, Apr 23, 2027

All-Out Beat the Heat

Westminster, CO

OutsideMarathon10K5K

Sat, May 8, 2027

Colorado Women's Classic - Westminster

Westminster, CO

Outside5K10K10.0 mi

Fri, Jul 9, 2027

All-Out Dog Days

Westminster, CO

OutsideMarathon10K5K

Jog in the Bog 5k

Pioneer Prairie Dog Half, 10k & 5k

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

All-Out Fall Fest

Big Waves Family 5K run/walk

Westy Half & 5k

All-Out Fa La La

Candy Cane Course - Denver

Erin Go Bragh 7.77k

All-Out Beat the Heat

Colorado Women's Classic - Westminster

All-Out Dog Days

Other cities in Colorado