ZombieRunner Halloween
Oct 31San Jose, CAMarathon, Half Marathon +2
Also a half marathon, 110 mi from Acorn Creek Trail Run, registration open
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Acorn Creek Trail Run
- 10K entry
- $70
- Aid stations
- 2
- Days to go
- 2
At a glance
- Date
- Oct 24, 2026
- Location
- Pilot Hill, California
- Distances
- Half Marathon, 10K
- Aid stations
- 2
- Registration
- Open until Oct 22, 2026, via ultrasignup.com
Listed from UltraSignup. Checked Oct 22, 2026.
Plan this race for free
2 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planAbout this race
The Acorn Creek Trail Run showcases some of the best and newest trails in the Gold Country foothills east of Folsom Lake, beginning near the Acorn Creek Trailhead in Salmon Falls Ranch. The event is directed by Bizz Running Company and serves as a fundraiser for the American River Conservancy.
Key dates
Early ends
Sep 29, 2026
Registration closes
Oct 22, 2026
Race day
Oct 24, 2026
Pricing
Half Marathon
Standard (after Sep 30)
$90
10K
Standard (after Sep 30)
$70
Email me updates about Acorn Creek Trail Run
Registration openings and major changes, like a new date or a cancellation.
Aid stations
2| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Aid Station #1 - Folsom Lake Overlook Located on the Orange loop at the Folsom Lake Overlook at the top of the Creek to Peak Climb. Visited at mile 2.14 and mile 8.7. | 2.14 miles | -- | fruitsweet snackssalty snacksgels+2 | ||
Aid Station #2 - Cattle Chute / Orange Loop Located between the Blue loop (Cattle Chute climb, mile 5.26 and 11.81) and the Orange Loop (mile 6.55) for half marathon runners before their second lap. Accessible from both sides. | 5.26 miles | -- | fruitsweet snackssalty snacksgels+2 |
Entry transfers
Can't race, or need an entry? Post it here so nobody has to ask if it's still available.
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Race planning
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