San Mateo, California Nonprofits

Browse San Mateo, California nonprofits in 2026. AI-powered transparency reports with spending, CEO pay, and mission scores.

46Nonprofits
$1.0BTotal Revenue

Top Nonprofits in San Mateo

1. Roberts Foundation

· $210.7M revenue

2. Helen And Sanford Diller Family Foundation

T20 · $121.4M revenue

3. Baszucki Family Foundation

T20 · $120.5M revenue

4. Draper Foundation

B82Z · $96.6M revenue

5. Caminar

F31Z · $55.1M revenue

6. Samaritan House

· $33.4M revenue

7. Peninsula Family Service

P40Z · $23.4M revenue

8. Peninsula Golf & Country Club

· $23.1M revenue

9. Friends Of 40 Baywood Avenue

A82 · $21.8M revenue

10. Bay Area Senior Services Inc

L22 · $20.6M revenue

Categories in San Mateo

NTEE P: 6 orgs NTEE B: 5 orgs NTEE T: 5 orgs NTEE L: 3 orgs NTEE A: 3 orgs NTEE E: 2 orgs NTEE N: 2 orgs NTEE U: 2 orgs

All San Mateo Organizations

San Mateo County Community Colleges Foundation

B110 · $13.7M revenue

Newton Center

P33 · $6.6M revenue

Sonrisas Dental Health Inc

E30 · $5.5M revenue

Odyssey School

B99Z · $2.4M revenue

Peking University Education Foundation Usa

Q300 · $8.3M revenue

Draper Foundation

B82Z · $96.6M revenue

Greene Van Arsdale Foundation

T20Z · $3.6M revenue

Peninsula Bridge Program

Z99 · $5.8M revenue

Hip Housing Development Corporation

L300 · $4.6M revenue

San Mateo County Health Foundation

· $2.8M revenue

The Carey School

· $15.2M revenue

Bay Area Senior Services Inc

L22 · $20.6M revenue

Minority Television Project Inc

A32 · $5.7M revenue

Roberts Foundation

· $210.7M revenue

Mission Hospice & Home Care Inc

P74Z · $19.0M revenue

St Johns Volunteers

· $14.3M revenue

Cora Community Overcoming Relationship Abuse

· $9.4M revenue

Human Investment Project Inc

L20Z · $9.3M revenue

Caminar

F31Z · $55.1M revenue

Society Of St Vincent De Paul Particular Council Of San Mateo

P20 · $12.3M revenue

Curiodyssey

A560 · $6.6M revenue

San Mateo County Expostion And Fair Association

N520 · $15.0M revenue

Peninsula Family Service

P40Z · $23.4M revenue

Family & Children Services Of Silicon Va

· $0 revenue

Annual Reviews

U030 · $17.1M revenue

International Brotherhood Of Electrical Workers

· $11.5M revenue

Woodlawn Foundation

W12 · $19.9M revenue

Peninsula Golf & Country Club

· $23.1M revenue

Friends Of 40 Baywood Avenue

A82 · $21.8M revenue

Society Of St Vincent De Paul Particular Council Of San Mateo

P20 · $3.3M revenue

Helen And Sanford Diller Family Foundation

T20 · $121.4M revenue

Bay Area Cancer Connections

G30 · $4.2M revenue

With Foundation

T22 · $9.5M revenue

Housing Endowment & Tr Of San Mateo County

X20 · $3.6M revenue

Beyond Type1

E12 · $17.4M revenue

Annual Reviews Investment Corporation

U11 · $7.6M revenue

Next Level Sports Foundation Inc

N99 · $8.5M revenue

Baszucki Family Foundation

T20 · $120.5M revenue

Samaritan House

· $33.4M revenue

Ferrari Club Of America Inc

· $4.3M revenue

Stanbridge Academy

· $5.6M revenue

Family Housing And Adult Resources Inc

P730 · $11.6M revenue

Elfenworks Foundation

T20 · $4.1M revenue

Chai Preschool Inc

B210 · $2.4M revenue

Canyon Springs Marketplace North Corp

S470 · $4.6M revenue

Avalon Academy

B28 · $4.6M revenue

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