Mahalo
Redwood City, CA

San Mateo County Sheriff's Activities League

EIN 45-0617342
Education & Youth Development Youth Mentoring & Leadership Children & youth
Mission

To invest in all youth of San Mateo County by offering impactful recreational, educational, and mentorship programs that build positive relationships between deputies, young people, families, and the community.

IRS-recognized 501(c)(3) public charity Contributions are tax-deductible

About San Mateo County Sheriff's Activities League

San Mateo County Sheriff's Activities League (SAL) is a county-based 501(c)(3) nonprofit that partners with the San Mateo County Sheriff’s Office to deliver after-school sports, mentorship, camps, and youth-development programming across San Mateo County. Founded to strengthen bonds between law enforcement and youth, SAL operates multiple chapters and community programs designed to prevent juvenile delinquency and promote positive outcomes for young people.

In recent years SAL has expanded program offerings and maintained steady program reach across the county; the organization reports serving thousands of youth annually through a mix of sports, leadership, mentorship, and seasonal camp programs. SAL maintains a public web presence, files annual Form 990s, and lists EIN 45-0617342 on its official materials, confirming the EIN provided for this profile matches the organization researched.

Financially, SAL reported a significant fundraising and revenue increase in its most recent publicly available Form 990 cycle (fiscal year ending June 2025), reflecting strengthened donor support and reserves that continue to fund countywide chapters and program operations.

Notable achievements

Established countywide chapter network

Grew into a multi-chapter program serving youth across San Mateo County with dozens of activities (sports, camps, mentorship) that build community connections between deputies and young people.

Demonstrated program scale and reach

Regularly serves thousands of youth each year through after-school programs, seasonal camps, and special events that promote academic achievement, teamwork, and positive mentorship relationships.

Recent financial milestone (FY ending June 2025)

Reported a fundraising and revenue increase in the most recent Form 990 cycle (fiscal year ending June 2025), with revenue above $1 million and net assets supporting program continuity and growth.

At a glance

Total assets
$1.0M
Annual revenue
$1.0M
Tax status
501(c)(3)Public charity
EIN
45-0617342
Location
Redwood City, CA
Website
www.smcsal.org
On Mahalo since
May 2026

Financial figures from the IRS Business Master File, the IRS’s registry of tax-exempt organizations.

Recognition

Registered 501(c)(3) public charity and active nonprofit partner of the San Mateo County Sheriff’s Office.
Regularly listed in nonprofit data platforms and public county materials; maintains annual Form 990 filings demonstrating transparency of finances and operations.
Local government and community partnerships that endorse or collaborate on youth programming and countywide outreach events.

Is this your organization?

Claim this page to keep it current — add your logo, publish campaigns, and reach the donors and advisors discovering you on Mahalo.

Claim this page