WinterFest 5k

DEC

12

2026

Timed 5K and an untimed 0.75 mile fun run at Carpenter Park in Thornton on December 12, 2026, with a collectible finisher mug and WinterFest activities.

Sat 12 Dec 2026

Thornton, Colorado

Website

5 kilometers

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About the race

WinterFest 5k & Fun Run takes place on December 12, 2026, at Carpenter Park, 3498 E 112th Ave, Thornton, CO 80233, United States. The event includes a timed 5K Run/Walk and a shorter, untimed fun run.

Distances:

5 km (3.1 miles) - chip-timed 5K Run/Walk with awards for competitive runners.
Approximately 1200 m (about 0.75 mile) - untimed Fun Run/Walk intended for families and shorter participation.

Registration opens January 1, 2026, and closes October 1, 2026. Listed registration fees are $30.00 for the 5K and $16.50 for the Fun Run.

Every finisher receives a collectible WinterFest mug and may fill it with a warm drink at the finish area. The event coincides with Thornton's WinterFest celebration, which includes ice skating, a Holiday Marketplace, visits with Santa, a heated beer garden, and other holiday activities.

The event lists Food for Hope as a charity partner; food donations are accepted on race day to support local students. Visit the organization's website for the most recent information.