ZombieRunner Halloween
Oct 31San Jose, CAMarathon, Half Marathon +2
Also a half marathon, 12 mi from 13 Mile Trail Race Top Down, registration open
Half MarathonCompleted
13 Mile Trail Race Top Down
San Jose, CaliforniaTroy's California Trail Runs
- Entry
- $110
- Aid stations
- 6
At a glance
- Last held
- May 16, 2026
- Next edition
- 2027 date not announced. Usually held in May.
- Location
- San Jose, California
- Distances
- Half Marathon
- Aid stations
- 6, 3 with crew access
Listed from UltraSignup. Checked Apr 5, 2026.
Plan this race for free
6 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
A half marathon trail race that starts at Mt. Umunhum parking lot and takes runners from the top down to Hacienda Entrance parking lot of Almaden Quicksilver Park.
Key dates
Race day
May 16, 2026
Pricing
Current price
$110
Race Day Registration
Price progression
Half Marathon
$100
Race Day Registration
$110
Email me updates about 13 Mile Trail Race Top Down
Registration openings and major changes, like a new date or a cancellation.
Aid stations
6| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Start - Mt. Umunhum Parking Lot Toilet Available | 0.00 miles | -- | -- | ||
Water Station 1: Mt. Umunhum & Barlow Trail Intersection | 3.20 miles | -- | water | ||
Water Station 2: Sierra Azul Woods & Barlow Trail intersection | 5.00 miles | -- | water | ||
Woods Parking Lot Aid Station Toilet Available | 7.90 miles | 12:30 PM | -- | ||
Water Station 3: Mine Hill & Catamount Trail Intersection | 10.90 miles | -- | water | ||
Finish - Hacienda Parking Lot Toilet Available | 13.40 miles | 2:30 PM | -- |
Entry transfers
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Race planning
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