All-Out Kooky-Spooky

NOV
2
2025
Read all about the All-Out Kooky-Spooky on 2 Nov 2025 in Golden.
Sun 2 Nov 2025
Half Marathon 10 kilometers 5 kilometers

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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.

Half Marathon
Half Marathon
10 km
10k
5 km
Virtual Half Marathon
Virtual 5k
Virtual 10k

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