All-Out Kooky-Spooky
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Event details
All-Out Kooky-Spooky takes place on November 2, 2025, at the JeffCo NAAC in Golden, Colorado. The event is presented by All-Out Multicourse Productions and is the 14th annual running of Kooky-Spooky. It benefits the National Kidney Foundation of Colorado. The race program includes in-person and virtual options across multiple distances:
- Half Marathon
- 10K
- 5K
- VIRTUAL Half Marathon
- VIRTUAL 10K
- VIRTUAL 5K
Course and features
The in-person courses run near the base of Table Mountain and along the Ralston Creek Trail, hugging the shores of Arvada's Blunn Reservoir. The 10K is run on a loop course. The event materials note on-course support for every distance, parking availability near the venue, and accessibility from several nearby highways. Additional features listed by the organizer include a costume contest with multiple categories, medals for all finishers (including 5K) with free medal engraving, full-color keepsake bibs if registered by two weeks before the event, and designation as an official BOLDERBoulder qualifying event. The event also references a virtual option for participants who prefer to run remotely. Visit the organization's website for the most recent information.