Santa's Summit Slam

DEC

19

2026

A festive 10K at the YMCA of the Rockies with mixed trail and paved surfaces, nearly 1,500 feet of climbing, race ornament, breakfast, and a YMCA day pass.

Sat 19 Dec 2026

Estes Park, Colorado

Website

10 kilometers

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Santa's Summit Slam

Santa's Summit Slam is a 10K run held on December 19, 2026, across the YMCA of the Rockies campus in Estes Park, Colorado. The course mixes trail and paved surfaces and features nearly 1,500 feet of elevation gain, making the route strongly uphill in places.

This is the inaugural running of the event. Holiday costumes are encouraged provided they are runnable and suitable for climbing. Registrations include a YMCA day pass. Finishers receive a Santa's Summit Slam ornament, a light up necklace, and breakfast.

Registration opens August 25. Early pricing for the 10K is $45 from August 25 through October 31, $57 from November 1 through December 12, and $65 from December 13 through December 19. Estes Valley residents may use code EPLOCAL for 10 percent off registration.

Several lodging partners are listed for participants near the venue, including YMCA of the Rockies, Quality Inn, Expedition Lodge, and Estes Valley Vacation Rentals. Expedition Lodge and Estes Valley Vacation Rentals offer a discount code RWE for lodging savings.

The event description emphasizes the course layout, included race items, and lodging options. The location given for the YMCA of the Rockies is 2515 Tunnel Rd, Estes Park, CO 80511. Visit the organization's website for the most recent information.

10 km

10k