Brewster West Foundation

Private foundation · Grantmaker San Rafael, CA EIN: 36-4902220

Brewster West Foundation is a private foundation, based in San Rafael, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $2.9M in total assets. In 2025, it awarded 5 grants totaling $134K. Net investment income was $367K.

Key facts about Brewster West Foundation

In short: Brewster West Foundation gave $134K across 5 grants in 2025 (avg $27K), mostly in California. Source: 2025 IRS Form 990-PF.

EIN
36-4902220
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$133,889
Grants made (2025)
5
Average grant
$26,778
Median grant
$15,000
Total assets
$2,861,571
Primary geography
California (100% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$2.9M

-4.8% YoY

Annual Giving

$134K

+57.1% YoY

Grant Count

5

+25.0% YoY

Avg Grant Size

$27K

+25.7% YoY

Under IRS private-foundation payout rules, Brewster West Foundation reported a distributable amount of $162K for 2025 — the minimum it must pay out in qualifying distributions.

How Brewster West Foundation gives

  • Giving grew 151% from 2022 to 2025. Method
  • In 2025 it paid out 117% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of 2025 grant dollars across all 5 itemized grants.

States

Cities

San RafaelHealdsburgSanta RosaLarkspurMill ValleyNovatoOaklandTiburon

Giving Over Time

Total grant dollars and number of grants per year

$0$50K$100K$150K5 grants2020 6 grants2021 1 grant2022 7 grants2023 4 grants2024 5 grants2025

From 2020 to 2025, annual grant giving ranged from $49K (2020) to $134K (2025). In 2025 it made 5 grants totaling $134K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 4 recipients in 2025

Marin County Office of Education: $104K across 2 grantsMarin County Office ofEducation$104K · 2 grantsCenter for Domestic Peace: $15KCenter for Domestic Peace$15KMarin County Parks & Recreation: $10KMarin County Parks &Recreation$10KFriends of the Public Library: $5KFriends of the Public Library$5K

The largest 2025 recipient was Marin County Office of Education ($104K across 2 grants). Together the top 4 received $134K.

Grant Size Distribution

23 grants across all recorded years

19<$50K4$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 19 grants of 23 (83%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Marin County Office of Education San Rafael, CAThe College Scholarship for Girls$88,889
Marin County Office of Education San Rafael, CATo provide scholarship support to enable students from high-need schools to attend the outdoor school at walker creek ranch.$15,000
Center for Domestic Peace San Rafael, CATo provide direct services and support to victims of human trafficking$15,000
Marin County Parks & Recreation San Rafael, CAFor the summer reading program in conjunction with marin libraries$10,000
Friends of the Public Library Larkspur, CAFor the Purchase of Children's Books$5,000

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$500K$1M$1.5M2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$2,861,571$3,005,886$2,438,146
Revenue$77,841$739,556$995,233
Expenses$222,156$171,816$149,829
Qualifying Distributions$189,869$133,402$129,009
Net Investment Income$366,921$141,814$582,710
Distributable Amount$161,995$130,767$112,759

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2020 (received by the IRS July 26, 2021)
  2. Updated Form 990-PF for fiscal year 2021 (received by the IRS August 30, 2022)
  3. Updated Form 990-PF for fiscal year 2022 (received by the IRS June 6, 2023)
  4. Updated Form 990-PF for fiscal year 2023 (received by the IRS May 10, 2024)
  5. Updated Form 990-PF for fiscal year 2024 (received by the IRS May 27, 2025)
  6. Added Form 990-PF for fiscal year 2025 (received by the IRS June 24, 2026)
  7. IRS filings on file for fiscal years 2020–2024

Leadership & Key People

Officers and directors from IRS filings

Brewster West Foundation's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Barbara B. Johnson

    Director

    On filings since 2020

    1 hr/week

    No compensation reported

  • Susan M. Best

    Secretary & Treasurer

    On filings since 2020

    1 hr/week

    No compensation reported

  • Leslie Wrenn Jasperson

    Board Member

    On filings since 2023

    1 hr/week

    No compensation reported

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Brewster West Foundation

How much does Brewster West Foundation give each year?

Brewster West Foundation gave $134K across 5 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $85K across 4 grants.

What is Brewster West Foundation's typical grant size?

Brewster West Foundation's median grant in 2025 was $15,000, and its average grant was $26,778, across 5 grants on its 2025 IRS Form 990-PF.

Where does Brewster West Foundation give grants?

Brewster West Foundation gives mostly in California: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were San Rafael, CA (4 grants).

Does Brewster West Foundation give general operating support?

Not in 2025: none of the 5 grants with a stated purpose on Brewster West Foundation's 2025 IRS Form 990-PF were described as general or operating support.

Who are Brewster West Foundation's largest grantees?

Brewster West Foundation's largest 2025 grantees include Marin County Office of Education ($103,889 across 2 grants), Center for Domestic Peace ($15,000) and Marin County Parks & Recreation ($10,000), according to its 2025 IRS Form 990-PF. Together they received 96% of its itemized 2025 grant dollars.

How large is Brewster West Foundation?

Brewster West Foundation reported $2.9M in total assets on its 2025 IRS Form 990-PF. It paid out $190K in qualifying distributions that year, against a required minimum of $162K (roughly 5% of its investment assets).

What is Brewster West Foundation's EIN?

Brewster West Foundation's EIN (Employer Identification Number) is 36-4902220. IRS Form 990 filing data is available on this page for 2020–2025.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

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