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
The Not-So-Scary Halloween Show
When: Mon, Oct 19 路 5:30 PM
Eastmont Branch Library 路 Oakland, East Bay
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
Teen Hangout & Gaming
When: Tue, Oct 20 路 4:00 PM
Martin Luther King Jr. Branch Library 路 Oakland, East Bay
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
Halloween Ghost Craft
When: Wed, Oct 21 路 1:15 PM
Martin Luther King Jr. Branch Library 路 Oakland, East Bay
Halloween Ghost Craft
When: Wed, Oct 21 路 2:00 PM
Montclair Branch Library 路 Oakland, East Bay
Jacks & Bats: Halloween Paper Crafts for Kids
When: Wed, Oct 21 路 3:00 PM
Hercules Library 路 Hercules, West County
Teen Zine Club: Spooky Szn
When: Wed, Oct 21 路 3:00 PM
Main Library TeenZone Library 路 Oakland, East Bay
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
The Not-So-Scary Halloween Show
When: Wed, Oct 21 路 5:00 PM
Golden Gate Branch Library 路 Oakland, East Bay
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
Halloween Crafts
When: Thu, Oct 22 路 3:30 PM
Golden Gate Branch Library 路 Oakland, East Bay
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
32nd Annual Harvest Festival庐 Original Art & Craft Show
When: Fri, Oct 23
Alameda County Fairgrounds 路 Pleasanton, 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
Game Day @ Asian Branch
When: Fri, Oct 23 路 3:30 PM
Asian Branch Library 路 Oakland, East Bay
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
18th Annual Halloween / Pumpkin Festival at Mountain View Cemetery (Oakland)
When: Sat, Oct 24
See details 路 Oakland, East Bay
Free Horse Hallow: Costumed Horses + Family Fun (Marin Headlands)
When: Sat, Oct 24
See details 路 Rodeo, West County
32nd Annual Harvest Festival庐 Original Art & Craft Show
When: Sat, Oct 24
Alameda County Fairgrounds 路 Pleasanton, 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
Halloween Storytime for Toddlers
When: Sat, Oct 24 路 10:15 AM
Piedmont Avenue Branch Library 路 Oakland, East Bay
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
Fruitvale TAB Presents: Halloween 3D figurine Painting
When: Sat, Oct 24 路 1:00 PM
Fruitvale Branch Library 路 Oakland, East Bay
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
32nd Annual Harvest Festival庐 Original Art & Craft Show
When: Sun, Oct 25
Alameda County Fairgrounds 路 Pleasanton, Tri-Valley
Next: this weekend 路 free this week