Diablo Summit Stomp 2026

Event date

October 17, 2026 (Saturday)

First start: 8:15 AM

City

Walnut Creek

Distances

5K, 10K, 21K, 30K

Trail

Location

1700 Castle Rock Road, Walnut Creek, CA, United States

Region: Contra Costa County

Organizer

Recent results

5K:

2026

Overall Men
Louis Cervantes: 21:11
Overall Women
Rachel Chan: 21:34

10K:

2026

Overall Men
Romain Nguyen: 49:11
Overall Women
Bronwen O’Herin: 56:30

Half Marathon:

2026

Overall Men
Vishal Lashkari: 1:58:06
Overall Women
Corey Blaschek-Miller: 2:30:13

30K:

2026

Overall Men
Youngsaang Lee: 3:07:59
Overall Women
Erin Gunther: 3:02:18

Times shown are chip times.

Report an issue

Please check the organizer's pages for the most up-to-date information.