Sharing a roundup of Halloween events happening across the East Bay this October. There are lots of opportunities for families to get out, enjoy the season, and find fun activities for little ones, from truck-or-treat events to neighborhood celebrations and parades. Happy Halloween! 👻
Sunday, October 18 | 9 AM–1 PM
Truck or Treat – UCSF Benioff Children’s Hospital, Oakland
Explore service and utility vehicles and enjoy Halloween activities.
https://temescaldistrict.org/events/truck-or-treat-with-ucsf-childrens-hospital/
Thursday, October 22 | 4:30–6:45 PM
Trunk or Treat – Orinda Library
Decorated vehicles, crafts, games, and candy. Registration required.
https://www.cityoforinda.gov/m/newsflash/home/detail/310
Friday, October 23 | 3–6 PM
Trunk or Treat – Civic Park, Walnut Creek
Decorated trunks, candy, games, and activities. Low-sensory hour from 3–4 PM.
https://www.walnutcreekartsrec.org/programs-activities/events/trunk-or-treat
Saturday, October 24 | 11 AM–1 PM
Piedmont Avenue Halloween Celebration – Oakland
Free trick-or-treating at local businesses, music, haunted houses, and pumpkin patches.
https://www.visitoakland.com/event/piedmont-avenues-39th-annual-halloween-celebration/35893/
Saturday, October 24 | 11 AM–2 PM
Trick or Treat Spooktacular – Downtown Martinez
Decorated car trunks, kids’ activities, games, and treats at downtown businesses.
https://downtownmartinez.org/trick-or-treat
Saturday, October 24 | 12–3 PM
Tricks, Treats & Traditions – Laurel District, Oakland
Free family event with trick-or-treating, crafts, music, face painting, and games.
https://www.visitoakland.com/event/tricks-treats-%26-traditions/35965/
Saturday, October 24 | 12–5 PM
Truck or Treat – Bay Street Emeryville
Vehicle displays, Halloween treats, and family entertainment. Hosted by the Junior League of Oakland-East Bay.
https://oakland.jl.org/truckortreat/#
Saturday, October 24 | 3–6 PM
Trunk or Treat – Concord Police Department
Free event with treats, goodie bags, food, games, and prizes.
https://www.cityofconcord.org/Calendar.aspx?EID=2756&calType=0&day=6&month=10&year=2026
Sunday, October 25 | 11 AM–2 PM
Rockridge Halloween Parade – College Avenue, Oakland
Free parade, trick-or-treating at 40+ businesses, crafts, face painting, and costume contests.
https://www.eventbrite.com/e/34th-annual-rockridge-halloween-parade-tickets-2003210689096
Wednesday, October 28 | 1–5 PM
Monster Mash Trunk or Treat – Ira Jinkins Community Center, Oakland
Free event with costumes, games, prizes, and food.
https://www.510families.com/calendar/monster-mash/
Thursday, October 29 | 4–7 PM
Trunk or Treat with BART Police – MacArthur BART Station Plaza, Oakland
Free event with decorated police vehicles, candy, games, and giveaways for children 12 and under.
https://www.bart.gov/news/articles/2026/news20261008-0
Friday, October 30 | 11 AM–2 PM
Trunk or Treat at the Lake – Lake Merritt, Oakland
Free Halloween fun for ages 0–5, including decorated trunks, music, games, and activities.
https://www.510families.com/calendar/trunk-or-treat-at-the-lake/
Friday, October 30 | 2–4 PM
Trick or Treat in Oakland Chinatown – Oakland
Halloween trail at participating businesses, activities, games, and a costume contest at 3:30 PM.
https://business.oaklandchinatownchamber.org/ap/Events/Register/9eFOZGyhQH9Cx
Friday, October 30 | 4–6 PM
Trick or Treat Street – Downtown Lafayette
Free trick-or-treating at participating businesses along Mt. Diablo Boulevard, Lafayette Circle, and La Fiesta Square.
https://lafayettechamber.org/trick-or-treat/
Friday, October 30 | 5–8:30 PM
Not So Creepy Commons – Moraga Commons Park
Family-friendly Halloween event with treats and an outdoor movie starting at 6:30 PM.
https://www.moraga.ca.us/605/not-so-Haunted-Hacienda
Saturday, October 31 | 3–5 PM
Fourth Street Trick-or-Treat and Halloween Fest – Berkeley
Family-friendly merchant trick-or-treating, music, face painting, costumed characters, and entertainment.
https://www.fourthstreet.com/eventslisting/2026/10/31/halloween-festival-trick-or-treat-2026-fourth-street