TIDES FOUNDATION

EIN 51-0198509501(c)(3)Public charityActive

1012 TORNEY AVE, SAN FRANCISCO, CA · IRS data through FY2024

Total revenue
$367,989,822
FY2024 · +5% vs FY2023
Total expenses
$468,363,369
FY2024
Net assets
$476,861,548
FY2024
Employees
0
FY2024

Revenue, expenses and net assets

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Revenue Expenses Net assets

Tax yearRevenueExpensesNet assets
FY2024$367,989,822$468,363,369$476,861,548
FY2023$350,128,498$711,555,651$577,525,887
FY2022$580,695,428$685,523,642$894,210,063
FY2021$863,481,509$614,750,717$1,145,955,473
FY2020$1,066,458,024$619,024,976$927,358,536
FY2019$511,078,682$475,324,984$405,852,315
FY2018$419,305,631$304,459,064$361,150,190
FY2017$298,417,689$253,098,945$257,044,075
FY2016$285,614,910$247,668,231$190,603,953
FY2015$157,925,559$166,035,563$149,980,030
FY2014$155,948,337$139,979,949$154,597,621
FY2013$114,031,827$112,649,431$142,325,798
FY2012$94,482,222$103,966,066$135,525,497
FY2011$96,474,947$105,964,453$142,429,649

Where the revenue came from

SourceAmount% of revenue
Contributions & grants$343,842,746100%
Program service revenue$1,723,5710%

Where the money was spent

CategoryAmount% of expenses
Program services$445,150,36395%
Management & general$22,068,5535%
Fundraising$1,144,4530%

What the numbers show

Figures compared against other organizations of the same NTEE program area in the same state. See the methodology page for how these are calculated and the guide to reading nonprofit financials for their limits.

About this organization

GRANTMAKING THROUGH FUNDS TO ACCELERATE THE PACE OF SOCIAL CHANGE.

IRS status

Ruling year1977
Subsection501(c)(3)
ClassificationPublic charity
Program area (NTEE)T300 — Philanthropy, Voluntarism & Grantmaking Foundations (in CA)
DonationsDonations are generally tax-deductible (public charity).

Similar organizations

Source: Internal Revenue Service — Exempt Organizations Business Master File (downloaded September 20, 2026), Statistics of Income extracts, Form 990 e-file data, Publication 78 and the Automatic Revocation list. Figures are as reported by the organization; IRS processing may adjust them. This is not a charity rating and not tax advice. Confirm deductibility in IRS Tax Exempt Organization Search.

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