Things to Do This Weekend in Hercules, CA

Friends of the Hercules Library Spring Book Sale

In 5 days · Sun, Apr 19, 7:00 PM–11:00 PM UTC · Hercules Library · 109 Civic Drive, Hercules, CA

Wild About Writing: Poetry Month

In 4 days · Sat, Apr 18, 10:30 PM–11:30 PM UTC · Hercules Library · 109 Civic Drive, Hercules, CA

San Pablo Dam Road Park Entrance

San Pablo Dam Road Park Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Día de los Niños, Día de los Libros Papel Picado

In 4 days · Sat, Apr 18, 12:00 AM–12:00 AM UTC · Crockett Library · 991 Loring Avenue, Crockett, CA

Lego Builders Club

In 4 days · Sat, Apr 18, 9:00 PM–11:00 PM UTC · Hercules Library · 109 Civic Drive, Hercules, CA

Coach Drive Staging Area

Coach Drive Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Teen Advisory Board // Consejo de Adolescentes

In 4 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · César E. Chávez Branch Branch Library · 3301 East 12th Street, Suite 271, Oakland, CA · Ages 10–17

Mohka House: Coffee, Tea & Yemeni Culture

In 4 days · Sat, Apr 18, 10:00 PM–11:00 PM UTC · Rockridge Branch Branch Library · 5366 College Avenue, Oakland, CA

Atlas Bridge

Atlas Bridge · East Bay, CA

Outdoor Space in East Bay, CA

Gardening Workshop: Waterwise Vegetable Gardening

In 4 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Piedmont Avenue Branch Branch Library · 80 Echo Avenue, Oakland, CA

Search for Treasure in Old Newspapers

In 4 days · Sat, Apr 18, 9:00 PM–10:30 PM UTC · Oakland History Center Branch Library · 125 14th Street, 2nd Floor, Oakland, CA

Bull Valley Staging Area

Bull Valley Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Free Technology Help

In 4 days · Sat, Apr 18, 6:00 PM–8:00 PM UTC · Dimond Branch Branch Library · 3565 Fruitvale Avenue, Oakland, CA

Free Computer and Technology Help

In 4 days · Sat, Apr 18, 5:00 PM–7:00 PM UTC · Elmhurst Branch Branch Library · 1427 88th Avenue, Oakland, CA

Crockett Blvd Staging Area

Crockett Blvd Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Einstein’s Gravity Playlist

In 4 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA · Ages 8+

MOCHA At The Library!

In 4 days · Sat, Apr 18, 6:00 PM–7:30 PM UTC · Golden Gate Branch Branch Library · 5606 San Pablo Avenue, Oakland, CA · Ages 5–15

Giant Road Park Entrance

Giant Road Park Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Quilting Workshop

In 5 days · Sun, Apr 19, 7:00 PM–9:30 PM UTC · Main Library TeenZone Branch Library · 125 14th Street, Oakland, CA

Digital Weekend

In 4 days · Sat, Apr 18, 10:30 PM–12:00 AM UTC · 81st Avenue Branch Branch Library · 1021 81st Avenue, Oakland, CA · Ages 10+

Pinole Farmers' Market

Pinole Farmers' Market · Fernandez Ave & Pear St, Pinole, CA

Farmers Market in Pinole, CA

The Sun: Our Living Star

In 4 days · Sat, Apr 18, 8:00 PM–9:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA · Ages 6+

Kids Craft & Create: Calligraphy & Love

In 4 days · Sat, Apr 18, 10:30 PM–11:30 PM UTC · Castro Valley Library · 3600 Norbridge Ave, Castro Valley, CA · Ages 7–12

Crockett-Port Costa Farmers' Market

Crockett-Port Costa Farmers' Market · 1250 Pomona St, Crockett, CA

Farmers Market in Crockett, CA

Teen Advisory Board

In 4 days · Sat, Apr 18, 5:00 PM–7:00 PM UTC · Fairfield Cordelia Library · 5050 Business Center Dr, Fairfield, CA 94534, Fairfield, CA · Ages 13–17

Ukulele Club

In 4 days · Sat, Apr 18, 6:00 PM–7:30 PM UTC · Tarea Hall Pittman South Branch · 1901 Russell St, Berkeley, CA 94703, Berkeley, CA

Pinole Library

Pinole Library · 2935 Pinole Valley Rd., Pinole, CA

Library Program in Pinole, CA

Art Club @Claremont

In 4 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Claremont Branch · 2940 Benvenue Ave, Berkeley, CA 94705, Berkeley, CA

Dungeons & Dragons®

In 4 days · Sat, Apr 18, 4:00 PM–6:00 PM UTC · San Pablo Library · 13751 San Pablo Avenue, San Pablo, CA · Ages 12–18

Crockett Library

Crockett Library · 991 Loring Avenue, Crockett, CA

Library Program in Crockett, CA

Tales of the Maya Skies

In 4 days · Sat, Apr 18, 10:00 PM–11:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

Berkeley Adult & Youth Poet Laureates 2026

In 4 days · Sat, Apr 18, 9:00 PM–10:30 PM UTC · Central Library · 2090 Kittredge St, Berkeley, CA 94704, Berkeley, CA

Refugio Valley Park

Refugio Valley Park · 1199 Refugio Valley Rd, Hercules, CA

Playground in Hercules, CA

Teen Anime Cafe

In 4 days · Sat, Apr 18, 8:00 PM–11:00 PM UTC · Fairfield Civic Center Library · 1150 Kentucky St, Fairfield, CA 94533, Fairfield, CA · Ages 10–17

Lunaverse

In 4 days · Sat, Apr 18, 7:00 PM–8:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

Pinole Valley Park

Pinole Valley Park · 2101 Pinole Valley Rd, Pinole, CA

Outdoor Space in Pinole, CA

Spotlight Sundays: Cultural Burn Practices and the Future of Fire

In 5 days · Sun, Apr 19, 8:00 PM–9:00 PM UTC · OMCA Lecture Hall · 1000 Oak, Oakland, 94607, Oakland, CA

SPACETIME

In 4 days · Sat, Apr 18, 11:00 PM–12:00 AM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

El Sobrante Library

El Sobrante Library · 4191 Appian Way, El Sobrante, CA

Library Program in El Sobrante, CA

Earthfest

In 5 days · Sun, Apr 19, 6:00 PM–10:00 PM UTC · San Francisco Zoo · 1 Zoo Rd, San Francisco, CA 94132, San Francisco, CA

Mini Book Making Workshop with GoGo Craft

In 4 days · Sat, Apr 18, 6:00 PM–7:30 PM UTC · Novato Library · 1720 Novato Blvd, Novato, CA · Ages 5–11

Hercules Bayfront

Hercules Bayfront · 100 Railroad Ave, Hercules, CA

Arts Crafts in Hercules, CA

Earth Month at The Lawrence

In 4 days · Sat, Apr 18, 5:00 PM–12:00 AM UTC · Lawrence Hall of Science · 1 Centennial Dr, Berkeley, CA

Robotics Build for Grades 3-5 @THPS South

In 4 days · Sat, Apr 18, 9:00 PM–12:00 AM UTC · Tarea Hall Pittman South Branch · 1901 Russell St, Berkeley, CA 94703, Berkeley, CA

Rolling Hills Memorial Park

Rolling Hills Memorial Park · 4100 Hilltop Mall Rd, San Pablo, CA

Outdoor Space in San Pablo, CA

The Anatomy of a Song @ Central

In 4 days · Sat, Apr 18, 11:00 PM–12:00 AM UTC · Central Library · 2090 Kittredge St, Berkeley, CA 94704, Berkeley, CA

Hercules Library

Hercules Library · 109 Civic Drive, Hercules, CA

Library Program in Hercules, CA

Veterinary Hospital Tours

In 4 days · Sat, Apr 18, 5:00 PM–6:00 PM UTC · Oakland Zoo · 9777 Golf Links Rd, Oakland, CA

Tai Chi on the Lawn @North

In 4 days · Sat, Apr 18, 5:00 PM–6:00 PM UTC · North Branch · 1170 The Alameda, Berkeley, CA 94707, Berkeley, CA