Celebrate Halloween with a spooky campfire experience at Del Valle! 

Families are invited to enjoy a Halloween evening at Del Valle Regional Park with fun activities, a campfire, and S'mores! Explore the park, learn about creepy animals, and maybe even get the chance to see them up close. Don’t forget to wear your Halloween costume for this exciting outdoor adventure! 

Date: Saturday, October 25, 2025 

Time: 4PM - 7PM 

Cost: Free. $5 parking fee 

Location: Del Valle Regional Park, Visitor’s Center, 7000 Del Valle Rd., Livermore 

Link: Click here for more information 

A festive community celebration with food, music, and fun. 

Eden Youth invite families to a joyful and free trunk-or-treat event featuring hot meals, live music, cultural arts performances, and engaging activities. The whole community is warmly encouraged to gather at Hayward Heritage Plaza for a day of celebration and connection. 

Date: Saturday, October 25, 2025 

Time: 11AM - 3 PM 

Cost: Free 

Location: Hayward Heritage Plaza,888 C St., Hayward 

Link: Click here for more information. 

Enjoy a safe and spooky evening with treats, costumes, and a movie. 

The Dublin Police Services invites families to a fun-filled Halloween event offering a safe alternative to trick-or-treating. Kids can collect candy from decorated vehicles, meet local safety personnel, enjoy food vendors, and watch a showing of The Nightmare Before Christmas under the stars. 

Date: Saturday, October 25, 2025 

Time:5PM - 9PM 

Cost: Free 

Location: Don Biddle Community Park, 6100 Horizon Pkwy., Dublin 

Link: Click here for more information. 

Celebrate Halloween with costumes, candy, and community fun. 

Hosted by Coastline Christian Schools, this family-friendly Trunk or Treat event invites children and parents to enjoy a safe evening of trick-or-treating, food, and festive fun. Costumes are encouraged, and all are welcome to join the celebration! 

Date: Saturday, October 25, 2025 

Time: 5PM - 8PM 

Cost: $7 

Location: Coastline Christian Schools, 1801 North Loop Rd., Alameda 

Link: Click here for more information. 

Celebrate the harvest season with a day of fun and festivities. 

Families are invited to enjoy carnival games, giant inflatables, a haunted hallway, and a Trick-or-Trunk experience. It's a wonderful opportunity to come together as a community and create lasting memories. 

Date: Saturday, October 25, 2025 

Time: 11AM - 3PM 

Cost: Free entry; tickets required for certain attractions 

Location: Piedmont Avenue Elementary School, 4100 Piedmont Ave., Oakland 

Link: Click here for more information. 

Families are invited to a fun and festive Halloween celebration on Piedmont Ave. 

The free event features trick-or-treating for kids at participating businesses, haunted houses, live music, and pumpkin patches. The costume parade begins at 11AM at Pet Food Express with a truck and bagpiper leading the way up the avenue. 

Date: Saturday, October 25, 2025 

Time: 11AM - 3PM 

Cost: Free 

Location: Piedmont Ave., between Yosemite Ave. and Linda Ave., Oakland 

Link: Click here for more information. 

Join the fun at Bay Street’s 2nd Annual Truck or Treat for a spooktacular time! 

Families are invited to enjoy a safe and exciting Halloween experience with trick-or-treating throughout Bay Street. There will be decorated trucks, fun activities, and plenty of candy for all ages to enjoy. It’s the perfect way to celebrate Halloween in a festive, family-friendly environment! 

Date: Saturday, October 25, 2025 

Time: 12PM - 7PM 

Cost: Free 

Location:Bay Street Emeryville - Center Wide, Emeryville 

Link: Click here for more information