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find Halloween events for every vibe.

Charity & causes events in San Mateo, CA

Search for something you love or check out popular events in your area.

Holiday Giveaway Setup 2025
Wed, Dec 17, 11:00 AM + 14 more
Burbank · 22737 Main St
Holiday Giveaway Setup 2025
Wed, Dec 17, 11:00 AM + 14 more
Burbank · 22737 Main St
Morning Coffee Cleanup
Fri, Nov 7, 8:00 AM + 1 more
Inner Richmond · Tastebuds
Morning Coffee Cleanup
Fri, Nov 7, 8:00 AM + 1 more
Inner Richmond · Tastebuds
ATC's Wednesday Volunteer Prep Night
Wed, Nov 12, 6:00 PM + 1 more
Soma · 167 Jessie St
ATC's Wednesday Volunteer Prep Night
Wed, Nov 12, 6:00 PM + 1 more
Soma · 167 Jessie St
KEEP Ocean Beach Clean
Sat, Oct 18, 10:00 AM + 10 more
Outer Richmond · Ocean Beach Cafe
KEEP Ocean Beach Clean
Sat, Oct 18, 10:00 AM + 10 more
Outer Richmond · Ocean Beach Cafe
Engineers Without Borders: Cocktails for a Cause!
Sat, Nov 15, 6:00 PM
Little Saigon · Jackalope
Engineers Without Borders: Cocktails for a Cause!
Sat, Nov 15, 6:00 PM
Little Saigon · Jackalope
Nearly full
2025 Seacology Prize Ceremony
Tomorrow at 6:00 PM
Downtown · David Brower Center
Nearly full
2025 Seacology Prize Ceremony
Tomorrow at 6:00 PM
Downtown · David Brower Center
One Richmond Cleanup
Thu, Nov 6, 3:30 PM + 1 more
Inner Richmond · One Richmond Office
One Richmond Cleanup
Thu, Nov 6, 3:30 PM + 1 more
Inner Richmond · One Richmond Office
2025 The City Eats San Francisco Volunteer Sign-Up - NIGHT FEED
Sat, Dec 6, 7:00 PM
Soma · CityTeam San Francisco
2025 The City Eats San Francisco Volunteer Sign-Up - NIGHT FEED
Sat, Dec 6, 7:00 PM
Soma · CityTeam San Francisco
Selling quickly
Tending for Tomorrow
Sun, Oct 19, 8:45 AM
Alviso · Don Edwards San Francisco Bay National Wildlife Refuge - Environmental Education Center
Selling quickly
Tending for Tomorrow
Sun, Oct 19, 8:45 AM
Alviso · Don Edwards San Francisco Bay National Wildlife Refuge - Environmental Education Center
Nurture Nature: Volunteer Outside at McClellan Ranch Preserve
Today at 9:00 AM
Monta Vista · McClellan Ranch Preserve
Nurture Nature: Volunteer Outside at McClellan Ranch Preserve
Today at 9:00 AM
Monta Vista · McClellan Ranch Preserve
Selling quickly
Birding & Habitat Restoration at McClellan Ranch Preserve
Friday at 9:00 AM
Monta Vista · McClellan Ranch Preserve
Selling quickly
Birding & Habitat Restoration at McClellan Ranch Preserve
Friday at 9:00 AM
Monta Vista · McClellan Ranch Preserve
Nearly full
Volunteer Outdoors in Alviso at the Burrowing Owl Project (18+)
Fri, Oct 24, 9:00 AM
San Jose · Alviso Bufferlands Burrowing Owl Project
Nearly full
Volunteer Outdoors in Alviso at the Burrowing Owl Project (18+)
Fri, Oct 24, 9:00 AM
San Jose · Alviso Bufferlands Burrowing Owl Project
Ted Agu Scholarship Celebration
Thu, Oct 30, 5:00 PM
UC Berkeley · International House
Ted Agu Scholarship Celebration
Thu, Oct 30, 5:00 PM
UC Berkeley · International House
Just added!
Toys for Tots Kickoff Event
Sat, Oct 25, 1:00 PM
East Hillsdale · 110 E 25th Ave
Just added!
Toys for Tots Kickoff Event
Sat, Oct 25, 1:00 PM
East Hillsdale · 110 E 25th Ave
Sales end soon
San Mateo Farmers' Market Compost Volunteer/ Voluntariado de Abono Orgánico
Sat, Oct 18, 8:30 AM + 5 more
Western Hills · San Mateo Farmers' Market
Sales end soon
San Mateo Farmers' Market Compost Volunteer/ Voluntariado de Abono Orgánico
Sat, Oct 18, 8:30 AM + 5 more
Western Hills · San Mateo Farmers' Market
Sales end soon
"Fight the Cold" with Community Coat Drive
Tomorrow at 5:00 PM + 56 more
East San Carlos · IMPACT! Kickboxing Fitness
Sales end soon
"Fight the Cold" with Community Coat Drive
Tomorrow at 5:00 PM + 56 more
East San Carlos · IMPACT! Kickboxing Fitness
Sign Hill Stewards: Habitat Restoration
Sat, Oct 25, 9:00 AM + 3 more
Sign Hill · Sign Hill Parking Lot
Sign Hill Stewards: Habitat Restoration
Sat, Oct 25, 9:00 AM + 3 more
Sign Hill · Sign Hill Parking Lot
Sales end soon
EPA Compost Hub Volunteer / Voluntariado de Abono Orgánico
Wednesday at 1:45 PM + 5 more
Lindenwood · 230 Demeter St
Sales end soon
EPA Compost Hub Volunteer / Voluntariado de Abono Orgánico
Wednesday at 1:45 PM + 5 more
Lindenwood · 230 Demeter St
Sales end soon
EPA Compost Collection Volunteer / Voluntariado de Abono Orgánico
Wednesday at 8:00 AM + 5 more
Lindenwood · Bloomhouse
Sales end soon
EPA Compost Collection Volunteer / Voluntariado de Abono Orgánico
Wednesday at 8:00 AM + 5 more
Lindenwood · Bloomhouse
Sales end soon
2025 - Monday Volunteer Day at Live in Peace Bike Shop
Tomorrow at 10:00 AM + 15 more
Lindenwood · 2524 Pulgas Ave
Sales end soon
2025 - Monday Volunteer Day at Live in Peace Bike Shop
Tomorrow at 10:00 AM + 15 more
Lindenwood · 2524 Pulgas Ave

Trends in San Mateo

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Frequently asked questions about San Mateo

What are the best events to attend?

According to Eventbrite, the best events are:

Holiday Giveaway Setup 2025

Morning Coffee Cleanup

ATC's Wednesday Volunteer Prep Night

KEEP Ocean Beach Clean

Which events are currently trending in San Mateo?

The trending searches this month in San Mateo are:

bay area peninsula events

oktoberfest by the bay

Which events are coming up?

Discover the best events happening soon – you don't want to miss them:

Nurture Nature: Volunteer Outside at McClellan Ranch Preserve

2025 - Monday Volunteer Day at Live in Peace Bike Shop

"Fight the Cold" with Community Coat Drive

2025 Seacology Prize Ceremony