Things to Do This Weekend in Pleasant Hill, CA

Lego Builders Club

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

Spring Neon Scorpion Hikes 2026

In 4 days · Sun, Apr 19, 2:15 AM–4:15 AM UTC · Lindsay Wildlife Experience · 1931 First Ave, Walnut Creek, CA

Round1 Sunvalley Mall

Round1 Sunvalley Mall · 185 Sunvalley Mall, Concord, CA

Arcade Games in Concord, 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

Urban Air Concord

Urban Air Concord · 1695 Willow Pass Rd, Concord, CA

Outdoor Space in Concord, 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

Pump It Up Concord

Pump It Up Concord · 1301 Franquette Ave, Concord, CA

Arcade Games in Concord, 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

Alhambra Creek Staging Area

Alhambra Creek 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

Willow Pass Community Park

Willow Pass Community Park · 2748 E Olivera Road, Concord, CA

Outdoor Space in Concord, 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+

Newhall Community Park

Newhall Community Park · 1351 Newhall Parkway, Concord, CA

Outdoor Space in Concord, 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

Concord Community Park

Concord Community Park · 3501 Cowell Road, Concord, CA

Swimming Water in Concord, CA

Dublin Library Teen Advisory Group Meeting

In 4 days · Sat, Apr 18, 6:30 PM–8:00 PM UTC · Dublin Library · 200 Civic Plaza, Dublin, CA · Ages 10–17

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

Todos Santos Plaza

Todos Santos Plaza · 2175 Willow Pass Road, Concord, CA

Park in Concord, 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

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

Ccc Martinez Farmers' Market

Ccc Martinez Farmers' Market · 2500 Alhambra Ave, Martinez, CA

Farmers Market in Martinez, CA

Oakley LEGO® Club

In 4 days · Sat, Apr 18, 10:00 PM–11:30 PM UTC · Oakley Library · 1050 Neroly Road, Oakley, 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

Todos Santos Plaza — Concord

Todos Santos Plaza — Concord · 2175 Willow Pass Rd, Concord, CA

Farmers Market in Concord, 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

John F. Baldwin Park

John F. Baldwin Park · 2730 Parkside Circle, Concord, CA

Outdoor Space in Concord, 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

Concord Civic Center

Concord Civic Center · 1950 Parkside Drive, Concord, CA

Outdoor Space in Concord, 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

Iron Horse Park

Iron Horse Park · 1748 Solano Way, Concord, CA

Outdoor Space in Concord, 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

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

Markham Nature Park and Arboretum

Markham Nature Park and Arboretum · 1202 La Vista Avenue, Concord, CA

Outdoor Space in Concord, 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

Briones Road Staging Area

Briones Road Staging Area · East Bay, CA

Outdoor Space in East Bay, 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

Broadway to Bossa Nova

In 4 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Dublin Library · 200 Civic Plaza, Dublin, CA

Waterbird Way Park Entrance

Waterbird Way Park Entrance · East Bay, CA

Outdoor Space in East Bay, 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

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