2023 - All-Out Kooky-Spooky
2023 distances
Running
Half Marathon
Half marathon athletes will depart the east end of the NAAC parking lot then run the sidewalk on the south side of W 64th Pkwy to reach the 2nd underpass and the path that runs adjacent to the west side of Virgil Wy. Turning right to go east on Ralston Creek Trail, half athletes will complete a 7 mile out & back dogleg before rejoining the counter-clockwise Blunn Reservoir loop. Going under the underpass at the reservoir entrance, athletes will make their way back up onto the 64th sidewalk then return the way they came to the finish line. 8 opportunities to fuel up (+ 3 toilets).
10K
10K athletes will depart the east end of the NAAC parking lot then run the sidewalk on the south side of W 64th Pkwy to reach the east underpass and the path that runs adjacent to the west side of Virgil Wy. Athletes will continue north until just past Tucker Lake, then west and south, following Ralston Creek Trail around Blunn Reservoir going under the west underpass to return they way they came into NAAC and the finish line. 3 opportunities to fuel up (+1 toilet).
5K
5K athletes will depart the east end of the NAAC parking lot then run the sidewalk on the south side of W 64th Pkwy to reach the underpass and Ralston Creek Trail. Running northwest, with Blunn Reservoir on their right, athletes will turn around and return on this out & back course. 2 opportunities to fuel up.
VIRTUAL Half Marathon
Participate virtually! Get all of the SWAG, including a distance medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!
VIRTUAL 10K
Participate virtually! Get all of the SWAG, including a distance medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!
VIRTUAL 5K
Participate virtually! Get all of the SWAG, including a distance medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!
Race-day weather
Conditions on October 29, 2023 — historical Open-Meteo data.
The sun rises at 7:26 AM and sets at 6:02 PM local time (MDT) in Golden on October 29, 2023 — 10h 36m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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2023 results — All-Out Kooky-Spooky
366 finishers across 6 distances · leading places in the Half Marathon
| Place | Name | Time | Pace |
|---|---|---|---|
| 1 | Matthew Fyfe | 1:27:53 | 6:43 /mi |
| 2 | Dylan McMurrer | 1:32:51 | 7:05 /mi |
| 3 | Ethan Hockett | 1:33:41 | 7:09 /mi |
| 4 | GEOFF SLATER | 1:36:53 | 7:24 /mi |
| 5 | Peter Steenhuis | 1:38:30 | 7:31 /mi |
Every finisher is on the results page, filterable by distance, gender and age group.
Other races near Golden
Different organizers, within 40 miles, in the next three months
All-Out Kooky-Spooky
The Unselfish Ultra
Apex Foundation Trick or Trot 5K & Halloween Hunt
Leyden Rock Turkey Trot 5K
🏃 Plan Your Next Race in Golden
Find upcoming events by distance:
- Golden 5K Races 5 races
- 10K Run Events in Golden 4 races
- Golden Half Marathons 2 races
- Golden Running Calendar 2026 7 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 8 Golden events
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