Walnut Creek · every October

Trunk or Treat Walnut Creek 2026

The annual Trunk or Treat at Civic Park in Walnut Creek, presented by Walnut Creek Arts + Recreation: decorated trunks, music, activities, and a scavenger hunt, with a low-sensory hour. Free.

Usually held

October, every year

Where

Civic Park, 1375 Civic Drive, Walnut Creek

Dates for the next edition are usually announced closer to October. Until then, see what's on this weekend in San Francisco Bay Area.