Seasonal guide
Halloween & fall fun near you 馃巸
Pumpkins, costumes, spooky storytimes and harvest festivals across Contra Costa and the Tri-Valley, updated daily from library and city calendars.
48 events through Nov 1. Know of one that's missing? Add it free.
Fireflutes: Spooks & Sweets III
When: Sun, Oct 18 路 2:00 PM
San Lorenzo Library 路 San Lorenzo, Alameda County
Halloween Keychains for Teens
When: Mon, Oct 19 路 3:00 PM
Pleasant Hill Library 路 Pleasant Hill, Central Contra Costa
Goblin's Grocery List Hidden Image Search
When: Tue, Oct 20
Moraga Library 路 Moraga, Lamorinda
Gaming for Teens
When: Tue, Oct 20 路 2:45 PM
Pleasant Hill Library 路 Pleasant Hill, Central Contra Costa
Halloween Costume Booo-tique
When: Tue, Oct 20 路 4:00 PM
Concord Library 路 Concord, Central Contra Costa
Spooky Stories Open Mic
When: Tue, Oct 20 路 6:30 PM
Pleasant Hill Library 路 Pleasant Hill, Central Contra Costa
Haunted Tunnel Books
When: Wed, Oct 21 路 1:00 PM
Fremont Library 路 Fremont, Alameda County
Jacks & Bats: Halloween Paper Crafts for Kids
When: Wed, Oct 21 路 3:00 PM
Hercules Library 路 Hercules, West County
Make It Your Crown for Halloween & D铆a de los Muertos
When: Wed, Oct 21 路 3:30 PM
Pittsburg Library 路 Pittsburg, East County
Preschool Storytime
When: Thu, Oct 22 路 10:15 AM
San Ramon Library 路 San Ramon, Tri-Valley
A Brush of Gratitude: Fall Watercolor Workshop
When: Thu, Oct 22 路 1:00 PM
Dublin Library 路 Dublin, Tri-Valley
Game On
When: Thu, Oct 22 路 3:45 PM
Albany Library 路 Albany, East Bay
Spooktacular Celebration
When: Thu, Oct 22 路 4:00 PM
3005 Stone Valley Road, Danville, CA 94526 路 Danville, Tri-Valley
Hearts in Harmony: Fall Singing Session
When: Thu, Oct 22 路 4:30 PM
Fremont Library 路 Fremont, Alameda County
Sock Gnomes
When: Thu, Oct 22 路 6:00 PM
Lafayette Library 路 Lafayette, Lamorinda
Flannel & Foliage: An Autumn Weekend in Danville
When: Fri, Oct 23
Hartz & Prospect Avenues, Danville, CA 94526 路 Danville, Tri-Valley
Harvest Festival
When: Fri, Oct 23 路 10:00 AM
Alameda County Fairgrounds 路 Pleasanton, Tri-Valley
Member Exclusive: Q4 Club Release Party
When: Fri, Oct 23 路 11:00 AM
路 Livermore, Tri-Valley
Flannel & Foliage Reading Challenge
When: Fri, Oct 23 路 1:00 PM
Danville Library 路 Danville, Tri-Valley
Pre-K: Pumpkins, Ghosts & Giggles
When: Fri, Oct 23 路 1:00 PM
17800 Redwood Road, Castro Valley, CA 94546 路 Castro Valley, Alameda County
Art Fun with Ms. Debbie: Haunting Howl-o-ween
When: Fri, Oct 23 路 3:45 PM
1025 La Gonda Way, Danville, CA 94526 路 Danville, Tri-Valley
Halloween Movie Night at the Dublin Senior Center
When: Fri, Oct 23 路 4:30 PM
7600 Amador Valley Blvd., Dublin, CA 94568 路 Dublin, Tri-Valley
Ghosts of Dublin
When: Fri, Oct 23 路 7:30 PM
6600 Donlon Way, Dublin, CA 94568 路 Dublin, Tri-Valley
Friends Fall Book Sale at Moraga Library
When: Sat, Oct 24 路 9:00 AM
Moraga Library 路 Moraga, Lamorinda
Harvest Festival
When: Sat, Oct 24 路 10:00 AM
Alameda County Fairgrounds 路 Pleasanton, Tri-Valley
Martinez Library Halloween Storytime
When: Sat, Oct 24 路 10:00 AM
Martinez Library 路 Martinez, Central Contra Costa
2026 Halloween Group Ride: Dublin/Pleasanton BART to G&M Corn Maze
When: Sat, Oct 24 路 10:30 AM
Dublin Pleasanton BART Station 路 Pleasanton, Tri-Valley
Trunk or Treat Featuring Unhaunted House & Make-a-Thon
When: Sat, Oct 24 路 11:00 AM
19501 Hesperian Blvd., Hayward, CA 94541 路 Hayward, Alameda County
Fall Festival
When: Sat, Oct 24 路 12:00 PM
3230 Macdonald Ave., Richmond, CA 94804, Description:, Fall Festival @ Nicholl Park, October 24, 2026 路 Richmond, West County
Flannel & Foliage Reading Challenge
When: Sat, Oct 24 路 1:00 PM
Danville Library 路 Danville, Tri-Valley
Centerville Library's Halloween Carnival
When: Sat, Oct 24 路 2:00 PM
Centerville Library 路 Fremont, Alameda County
Floating Pumpkin Patch
When: Sat, Oct 24 路 2:00 PM
1 E Richmond Ave., Richmond, CA 94801, Description:, Floating Pumpkin Patch @Richmond Plunge October 24, 2026 路 Richmond, West County
Ghosts of Dublin
When: Sat, Oct 24 路 7:30 PM
6600 Donlon Way, Dublin, CA 94568 路 Dublin, Tri-Valley
Harvest Festival
When: Sun, Oct 25 路 10:00 AM
Alameda County Fairgrounds 路 Pleasanton, Tri-Valley
Pumpkin Decorating for Kids
When: Sun, Oct 25 路 10:00 AM
The Ruth Bancroft Garden 路 Walnut Creek, Central Contra Costa
Happy Halloween Haul Activity Bags
When: Tue, Oct 27
Danville Library 路 Danville, Tri-Valley
Goblin's Grocery List Hidden Image Search
When: Tue, Oct 27
Moraga Library 路 Moraga, Lamorinda
Fratello Marionettes presents: Spooktacular!
When: Tue, Oct 27 路 4:00 PM
Danville Library 路 Danville, Tri-Valley
Halloween Storytime
When: Tue, Oct 27 路 4:30 PM
Newark Library 路 Newark, Alameda County
Howl la la Boo!
When: Tue, Oct 27 路 6:00 PM
Oakley Library 路 Oakley, East County
The Puppet Company: The Legend of Sleepy Hollow
When: Tue, Oct 27 路 6:00 PM
Castro Valley Library 路 Castro Valley, Alameda County
Boo-tiful Brushstrokes
When: Wed, Oct 28 路 2:00 PM
Rodeo Library 路 Rodeo, West County
Halloween Storytime with My Lileigh Pad
When: Thu, Oct 29 路 10:15 AM
Walnut Creek Library 路 Walnut Creek, Central Contra Costa
Spooktacular Halloween Story Time & Parade!
When: Thu, Oct 29 路 10:30 AM
Concord Library 路 Concord, Central Contra Costa
Halloween Storytime & Parade
When: Thu, Oct 29 路 10:30 AM
Castro Valley Library 路 Castro Valley, Alameda County
Halloween Parade
When: Thu, Oct 29 路 11:00 AM
Dublin Library 路 Dublin, Tri-Valley
Storytime Halloween Celebration
When: Thu, Oct 29 路 11:15 AM
San Ramon Library 路 San Ramon, Tri-Valley
Halloween Storytime & Parade
When: Thu, Oct 29 路 11:15 AM
Fremont Library 路 Fremont, Alameda County
Next: this weekend 路 free this week