Last year's downtown trick-or-treat was on Saturday, October 25, 2025, 4–8 p.m.. It was an organized event, not town-wide hours.
Source: contracosta.news, Oct. 25, 2025 · checked Sept. 25, 2026
Last year: Brentwood Chamber Hometown Halloween, trick-or-treating in downtown Brentwood (Oak St & First St).
| Town | 2026 | Last year (2025) |
|---|---|---|
| Antioch | Not posted yet | Sat, Oct. 25, 10 a.m.–2 p.m. (event) |
| Martinez | Sat, Oct. 24, 11 a.m.–2 p.m. (event) | — |
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Open the Halloween map →Hours come from town, police and county announcements and from local news reports; each entry links to the page it came from and shows when we checked it. Plans change for weather, so check your town's own page or social media on the day. Spotted a change or a missing town? Email contact@frightmaps.com with a link to the announcement.
Updated
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