All-Out Kooky-Spooky

All-Out Kooky-Spooky

All-Out Multicourse presents the 15th annual All-Out Kooky-Spooky at Jefferson County's NAAC Stadium, located at 19500 W 64th Pkwy, Golden, CO. The event takes place on November 1, 2026 and includes both in-person and virtual options.

Distances offered:

• Half Marathon: 13.1 Miles
• 10K: 10K
• 5K: 5K
• Virtual Half Marathon: 13.1 Miles
• Virtual 10K: 10K
• Virtual 5K: 5K

On-course routes for the in-person races run from the east end of the NAAC parking lot, follow the sidewalk on the south side of W 64th Pkwy into underpasses, and use the Ralston Creek Trail along the shores of Blunn Reservoir. The half marathon includes a seven mile out-and-back dogleg and a counter-clockwise loop around Blunn Reservoir. The 10K follows Ralston Creek Trail around the reservoir and returns via the same approach. The 5K is an out-and-back with the reservoir on the right.

Available amenities are specified per distance: the half marathon lists 8 fueling opportunities and 3 toilets, the 10K lists 3 fueling opportunities and 1 toilet, and the 5K lists 2 fueling opportunities. Virtual entries receive event swag and a finisher medal shipped the week after the event, remain eligible for series finisher awards and alumni brag tags, and receive modified placement and distance credit toward the Run Amok Championship.

Registration opens November 2, 2025 and closes May 2, 2026. Entry fees are listed per event in the organizer details. Visit the organization's website for the most recent information.

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