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· Private foundation

Charles Piper Cost Foundation

Its FY2025 filing reports that it funds preselected organizations and did not take unsolicited requests; check the foundation's own site before ruling it out.

$62k
Granted FY2025still arriving
23
Grants FY2025still arriving
6
States reached
$5k
Largest
01What it funds
0198% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2020 to 2025.

Arts & Culture$143kEnvironment$50kEducation$33kFood & Nutrition$31kHousing & Shelter$24kHuman Services$24kRecreation & Sports$21kCrime & Legal$12kOther$0
02FY2025 · 23 grants

Where the money goes

Grants by size, and the largest recipients.

$2,500
Median grant
6
States reached
$538k
Total assets
Largest grants
RecipientAmount
THE PRODUCER PARTNERSHIP$5,000
SIESTA VALLEY FOUNDATION$5,000
FULCRUM FOUNDATION$5,000
CHRONICLE SEASON OF SHARING FUND$3,700
GOLDEN STATE SALMON ASSOCIATION$3,000
JOE GOODE PERFORMACE GROUP$3,000
THE CURRENT - MINNESOTA PUBLIC RADI$2,500
Individual grant recipient$2,500
UNIVERSITY OF CALIFORNIA BERKELEY$2,500
LA LUZ CENTER$2,500
CALTROUT$2,500
SONOMA COUNTY REGIONAL PARKS FOUNDA$2,500
REDWOOD TRAILS ALLIANCE$2,500
WESTERN RIVERS CONSERVANCY$2,500
SONOMA LAND TRUST$2,500
02The need
03

Does the money reach high-need areas?

Each grant placed by the hardship in its grantee’s ZIP, against the area’s typical level.

show:

Its human-services grants (FY20–25, $16k) land where the poverty rate runs at 10%, against an area that typically sits at 8%. 100% of those dollars go to grantees based in above-average-need neighborhoods. Most of its grants land in higher-need ZIPs.

area typical 8%New Mexico Immigrant Law Center: $1k → 14%New Mexico Immigrant Law Center: $1k → 14%New Mexico Immigrant Law Center: $1k → 14%LA LUZ CENTER: $3k → 9%New Mexico Immigrant Law Center: $1k → 14%LA LUZ CENTER: $3k → 9%La Luz Center: $2k → 9%La Luz Center: $2k → 9%La Luz Center: $2k → 9%La Luz Center: $1k → 9%0%20%40%50%more need →
grant to an above-average-need area below average· circle size = grant amount
How this is measured
Matched: human-services grants are those whose grantee’s IRS cause code is Human Services. Placed by people below the poverty line in the grantee’s ZIP, averaged from the tracts in that ZIP.

Which US states its grants reach

NH
WA
MT
MN
MA
OR
PA
CA
NM
DC
How this is measured
US grants placed by each grantee’s ZIP, which can differ from where services are delivered. Need from public data (U.S. Census/ACS, CDC PLACES, Eviction Lab, USDA), shown as context about the area, never attributed to the funder’s giving.
03Its grantees
repeat funding

Who it funds again

Organizations funded in more than one year, against those funded once.

95%of every dollar goes to organizations it has funded before.
$347k · 45 repeat orgs$18k to everyone else

Grantees it renews have grown median revenue +27% since the first grant, against +15% for those funded once.

45 repeat relationships: 21 still active in FY2025, 24 since wound down; 2 grantees were first funded in FY2025 (too recent to call).

How the two cohorts compare

Re-uppedFunded once

Organizations

45
9

Total granted

$347k
$11k

Median revenue growth · since first grant

+27%
+15%

Still filing today

73%
44%

New vs renewed · share of each year

In FY2025, 89% of grant dollars renewed an existing relationship; $7k went to new ones.

50%100%’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’20’21’22’23’24’25
Arts & CultureEducationEnvironmentHuman ServicesCommunity ImprovementRecreation & SportsOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.

Backed again, and grew

  • SF
    SANTA FE PRO MUSICA INC
    4× · 2020–2023 · $56k · revenue +51%
  • CS
    CHRONICLE SEASON OF SHARING FUND
    6× · 2020–2025 · $15k · revenue +12%
  • JG
    Joe Goode Performance Group
    6× · 2020–2025 · $15k · revenue +17%

Funded once

  • BS
    BENTLEY SCHOOL
    one grant, 2020 · $3k · revenue +15%
  • TB
    The Berkeley Relief Fund
    one grant, 2020 · $1k
  • UU
    Unitarian Universalist Fellowship of Kern County - KWESI
    one grant, 2021 · $1k
How this is measured

Repeat means funded in two or more distinct years. Growth and survival are read from each grantee’s own subsequent IRS filings.

04Its field

Closest unfunded matches

The nonprofits that most resemble its grantees but are not funded by it, scored along the direction from the rest of the field toward the portfolio. A resemblance in what they say they do, not a recommendation.

1
Sonoma Botanical Garden
—
2
Sonoma Mountain Institute
Environment
3
Oakland Museum of California

The museum's mission is to inspire all californians to create a more vibrant future for themselves and their communities. through collections, exhibitions, education programs, and public dialogue, we inspire people of all ages and…

Arts & Culture
4
San Francisco Museum of Modern Art

See schedule osfmoma believes the art of our time is vital and shares it with passion and purpose, and that art and the creative process can open minds and help build a better world. for that reason, we assemble unparalleled collections,…

Arts & Culture
5
Sempervirens Fund

To ensure coast redwood forests in the santa cruz mountains thrive for generations to come. since 1900, sempervirens has protected more than 36,000 acres. learn more about our mission, vision, and strategic plan through 2030 at:…

Environment
6
The Sierra Fund

The Sierra Fund (TSF) is a non-profit organization with a mission to restore ecosystem and community resiliency in the Sierra Nevada.

Environment
7
Monterey Museum of Art

The monterey museum of art cultivates curiosity in the visual arts and engages community with the diversity of california art - past, present, and future.

Arts & Culture
8
Site Santa Fe

Guided by artists, rooted in new mexico, site santa fe celebrates contemporary creative expression.

Arts & Culture
9
Cuenca Los Ojos

Cuenca los ojos works to preserve and restore the biodiversity of the us/mexican borderlands through land protection, habitat restoration and wildlife reintroduction.

Environment
10
CalWild

The California Wilderness Coalition protects the natural landscapes that make California unique, providing clean air and water, a home to wildlife, and a place for recreation and spiritual renewal.

—
11
San Jose Museum of Art Association

Nurture empathy and connection by engaging communities with socially relevant contemporary art

Arts & Culture
12
California Academy of Sciences

The academy is a renowned scientific and educational institution with a mission to regenerate the natural world through science, learning, and collaboration. based in san francisco's golden gate park, it is home to a world-class aquarium,…

Arts & Culture
How this is measured
The grantee most central to the portfolio’s shape is Sonoma Land Trust; the most unlike its peers is Wild and Free Foundation. Resemblance is measured on each organization’s own IRS 990 mission text; it reflects how work is described, not its quality or impact.
04the grantee network

39 grantees tracked through their own filings, 2017–2025.

Each grant beside the grantee’s revenue from every source, year by year.

How this is measured

Counted here: distinct organizations funded across 2017 to 2025, not grant rows in a single year, so this will not match the grant count on the cover. 39 of the 57 grantees resolved in that span have returns of their own we could reconcile.

Each grantee is resolved to its own IRS returns. Association, dated; never a causal claim.

0
Load-bearing (≥25% of a budget)
10
Early backer (in before they grew)
39/39
Grantees still filing
29/39
Grew since first funded

Where the money sits, by cause and then by grantee

Joe Goode Performance Group: $14,500 · OtherJoe Goode Performance GroupMONTANA STATE UNIVERSITY: $11,000 · OtherMONTANA STATE UNIVERSITYFULCRUM FOUNDATION: $10,000 · OtherFULCRUM FOUNDATIONSanta Fe Chamber Festival: $10,000 · OtherSanta Fe Chamber FestivalUNIVERSITY OF CALIFORNIA BERKELEY: $9,000 · OtherUNIVERSITY OF CALIFORNIA BERKELEYSt Elizabeth's Homeless Shelter: $9,000 · OtherSt Elizabeth's Homeless ShelterCALTROUT: $8,500 · OtherREDWOOD TRAILS ALLIANCE: $8,000 · OtherSonoma County Regional Parks Foundation: $8,000 · OtherBerkeley Community Scholars DBA Berkeley Community Fund: $6,000 · OtherIMPACT JUSTICE: $8,000 · OtherWILD AND FREE FOUNDATION: $6,000 · Other+20 more: $58,900 · Other+20 moreSANTA FE PRO MUSICA INC: $55,600 · Arts & CultureSANTA FE PRO MUSICA INCHabitot Childrens Museum: $14,500 · Arts & CultureHabitot Childrens MuseumTHE WHEELWRIGHT MUSEUM OF THE AMERICAN INDIAN: $6,000 · Arts & CultureTHE WHEELWRIGHT MUSEUM OF THE A…SIESTA VALLEY FOUNDATION: $5,000 · Arts & CultureGEORGIA O'KEEFFE MUSEUM: $4,000 · Arts & CultureThe Saint Paul Chamber Orchestra Society: $4,000 · Arts & CultureAMERICAN TAPESTRY ALLIANCE INC: $4,000 · Arts & CultureMUSEUM OF NEW MEXICO FOUNDATION: $4,000 · Arts & Culture+2 more: $5,000 · Arts & CultureBIGHORN RIVER ALLIANCE: $8,500 · EnvironmentWESTERN RIVERS CONSERVANCY: $8,500 · EnvironmentSONOMA LAND TRUST: $8,000 · EnvironmentEARTHJUSTICE: $2,000 · EnvironmentGOLDEN STATE SALMON ASSOCIATION INC: $10,000 · EducationST MARK'S SCHOOL OF SOUTHBOROUGH INC: $4,000 · EducationTrustees of Dartmouth College: $3,000 · EducationNEW MEXICO SCHOOL FOR THE ARTS - ARTS INSTITUTE: $2,000 · EducationKIPP BAY AREA SCHOOLS: $1,000 · EducationNATIONAL GEOGRAPHIC SOCIETY: $1,000 · EducationENTERPRISE COMMUNITY PARTNERS INC: $10,500 · Community ImprovementPRODUCERS PARTNERSHIP INC: $10,000 · Community ImprovementLA LUZ CENTER: $11,500 · Human ServicesNEW MEXICO IMMIGRANT LAW CENTER: $4,000 · Human ServicesCHRONICLE SEASON OF SHARING FUND: $14,700 · Food & Nutrition
Other$166,900Arts & Culture$102,100Environment$27,000Education$21,000Community Improvement$20,500Human Services$15,500Food & Nutrition$14,700

Each grantee by its size and the funder’s share of it; top left is load-bearing

25%50%75%100%$100k$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetSANTA FE PRO MUSICA INC: $55,600 over 4y, 1.7% of budgetCHRONICLE SEASON OF SHARING FUND: $14,700 over 6y, 0.0% of budgetJoe Goode Performance Group: $14,500 over 6y, 0.7% of budgetHabitot Childrens Museum: $14,500 over 6y, 2.0% of budgetLA LUZ CENTER: $11,500 over 6y, 0.1% of budgetENTERPRISE COMMUNITY PARTNERS INC: $10,500 over 5y, 0.0% of budgetPRODUCERS PARTNERSHIP INC: $10,000 over 2y, 1.1% of budgetGOLDEN STATE SALMON ASSOCIATION INC: $10,000 over 6y, 0.6% of budgetBIGHORN RIVER ALLIANCE: $8,500 over 5y, 0.5% of budgetWESTERN RIVERS CONSERVANCY: $8,500 over 6y, 0.0% of budgetIMPACT JUSTICE: $8,000 over 6y, 0.0% of budgetSonoma County Regional Parks Foundation: $8,000 over 6y, 0.2% of budgetREDWOOD TRAILS ALLIANCE: $8,000 over 6y, 0.6% of budgetSONOMA LAND TRUST: $8,000 over 6y, 0.0% of budgetWILD AND FREE FOUNDATION: $6,000 over 6y, 0.7% of budgetBerkeley Community Scholars DBA Berkeley Community Fund: $6,000 over 3y, 0.2% of budgetTHE WHEELWRIGHT MUSEUM OF THE AMERICAN INDIAN: $6,000 over 4y, 0.1% of budgetBERKELEY PARTNERS FOR PARKS: $4,700 over 6y, 0.8% of budgetBIENVENIDOS OUTREACH INC: $4,000 over 4y, 0.3% of budgetGEORGIA O'KEEFFE MUSEUM: $4,000 over 4y, 0.0% of budgetNEW MEXICO IMMIGRANT LAW CENTER: $4,000 over 4y, 0.0% of budgetNEW MEXICO COALITION TO END HOMELESSNESS: $4,000 over 4y, 0.1% of budgetLENSIC PERFORMING ARTS CENTER: $4,000 over 4y, 0.0% of budgetThe Saint Paul Chamber Orchestra Society: $4,000 over 4y, 0.0% of budgetST MARK'S SCHOOL OF SOUTHBOROUGH INC: $4,000 over 4y, 0.0% of budgetAMERICAN TAPESTRY ALLIANCE INC: $4,000 over 4y, 1.5% of budgetCANCER FOUNDATION FOR NEW MEXICO: $4,000 over 4y, 0.1% of budgetMUSEUM OF NEW MEXICO FOUNDATION: $4,000 over 4y, 0.0% of budgetYERBA BUENA CENTER FOR THE ARTS: $3,000 over 2y, 0.0% of budgetTrustees of Dartmouth College: $3,000 over 3y, 0.0% of budgetBENTLEY SCHOOL: $2,500 over 1y, 0.0% of budgetCITYSIDE JOURNALISM INITIATIVE: $2,000 over 2y, 0.0% of budgetEARTHJUSTICE: $2,000 over 2y, 0.0% of budgetPlanned Parenthood Shasta-Diablo Inc: $2,000 over 3y, 0.0% of budgetNEW MEXICO SCHOOL FOR THE ARTS - ARTS INSTITUTE: $2,000 over 2y, 0.0% of budgetKIPP BAY AREA SCHOOLS: $1,000 over 1y, 0.0% of budgetNATIONAL GEOGRAPHIC SOCIETY: $1,000 over 1y, 0.0% of budgetSeeds of Learning: $500 over 1y, 0.1% of budget
Grantee by grantee: a decade per organization, before and after funding

A decade per grantee: revenue shaded, grants as bars, all rows on one timeline.

  • Who funds SANTA FE PRO MUSICA INC ↗
  • Who funds CHRONICLE SEASON OF SHARING FUND ↗
  • Who funds Joe Goode Performance Group ↗
  • Who funds Habitot Childrens Museum ↗
  • Who funds LA LUZ CENTER ↗
  • Who funds ENTERPRISE COMMUNITY PARTNERS INC ↗
  • Who funds PRODUCERS PARTNERSHIP INC ↗
  • Who funds GOLDEN STATE SALMON ASSOCIATION INC ↗
  • Who funds BIGHORN RIVER ALLIANCE ↗
  • Who funds WESTERN RIVERS CONSERVANCY ↗
  • Who funds IMPACT JUSTICE ↗
  • Who funds Sonoma County Regional Parks Foundation ↗
  • Who funds REDWOOD TRAILS ALLIANCE ↗
  • Who funds SONOMA LAND TRUST ↗
  • Who funds WILD AND FREE FOUNDATION ↗
  • Who funds Berkeley Community Scholars DBA Berkeley Community Fund ↗
  • Who funds THE WHEELWRIGHT MUSEUM OF THE AMERICAN INDIAN ↗
  • Who funds SIESTA VALLEY FOUNDATION ↗
  • Who funds BERKELEY PARTNERS FOR PARKS ↗
  • Who funds BIENVENIDOS OUTREACH INC ↗
  • Who funds GEORGIA O'KEEFFE MUSEUM ↗
  • Who funds NEW MEXICO IMMIGRANT LAW CENTER ↗
  • Who funds NEW MEXICO COALITION TO END HOMELESSNESS ↗
  • Who funds LENSIC PERFORMING ARTS CENTER ↗
  • Who funds The Saint Paul Chamber Orchestra Society ↗
  • Who funds ST MARK'S SCHOOL OF SOUTHBOROUGH INC ↗
  • Who funds AMERICAN TAPESTRY ALLIANCE INC ↗
  • Who funds CANCER FOUNDATION FOR NEW MEXICO ↗
  • Who funds MUSEUM OF NEW MEXICO FOUNDATION ↗

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Santa Fe Community FoundationNM21.2× affinity8 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Santa Fe Community Foundation · The Abeles Foundation · Marin Community Foundation · The Yelp Foundation · The San Francisco Foundation · The William & Flora Hewlett Foundation · Bny Mellon Charitable Gift Fund · Gale Family Foundation · Thornburg Foundation · Kenneth Rainin Foundation · Albuquerque Community Foundation · Gs Donor Advised Philanthropy Fund for Wealth Management Inc

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

How much its grantees rely on government

Each dot is one organization Charles Piper Cost Foundation funds: left to right is the share of its income from government, bottom to top the share from Charles Piper Cost Foundation. Bigger dots raise more.

2024
’20’21’22’23’24’25
no gov · 10%6%25%56%100%funder's share of their income ↑0%23%45%68%90%share of the org’s income from government →median 22%
  • Enterprise Community Partners Inc: 22% of income from government
  • Western Rivers Conservancy: 0% of income from government
no gov moneyreceives it· size = income
1get no government money at all
7report government grants on their 990 we could not trace to a source (not plotted)
0rely on government for over half their income
⤢ axis zoomed · 0–90%
typical government reliance, FY20–25
How this is measured
Government income is each org’s traced federal awards (USASpending grants and contracts) plus state payments (open checkbooks) as a share of its total revenue (IRS Form 990); the self-reported government-grant line (990 line 1e) is carried for cross-check: a grantee that reports government grants we could not trace to a source is left off the chart rather than shown as receiving none. An association, not a claim that a grant caused the public funding. Coverage is precision-first, a floor rather than a census; state records exist for 9 states, so a grantee outside them shows no state figure (dimmed) rather than a false zero. Federal award amounts are obligations, which can span years, so a single-year share is indicative. 990 filings lag 12 to 24 months.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 57 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2025, released 2025. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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