California · Nonprofit
HUMANE SOCIETY OF TUOLUMNE COUNTY
HUMANE SOCIETY OF TUOLUMNE COUNTY (California) receives grants from 2 organizations whose IRS filings report $63,036 to it, the largest being Sonora Area Foundation ($44,536). 2 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- Revenue FY2025
- $414k
- Funders on record
- 2
- Grants received
- $63k
- Net assets
- $2.5M
What Humane Society of Tuolumne County does
Mission
Animal care, protection, adoption shelter and spay/neuter services for tuolumne county.
As stated on its FY2025 Form 990.
Programs
Animal care, protection and adoption shelter the humane society of tuolumne count (hsotc)has been facilitating adoptionsfor companion animals since 1947. The shelter has consistently found homesfor an average of 200 cats and dogs per year providing food, shelter,exercise, medical care, vaccinations and care until our residents findtheir forever homes. During 2024-2025, we adopted out 80 cats and 111 dogs,provided in excess of $22,965 in medical care, medical supplies andmedications, engaged emergency veterinarian assistance, cremations anddistributed free pet food to community animals in need.
$491,397 spent$173,477 earned by the program95% of program spendingSpay and neuter programover and above our animal care, protection and adoption programs, the hsotchas other programs available that enhance our community at large. Thelow-income spay/neuter voucher program assists low-income individuals andfamilites with the financial hardship of spaying or neutering their pets inaddition to a flat-fee based spay & neuter assistance program (snap) forour community felines. During 2024-2025, we assisted in the spay or neuter of260 animals and spent in excess of $20,712 to spay or neuter hsotc shelteranimals before adoption and help offset the costs associated with our lowspay or neuter programs.
$28,195 spent$3,262 earned by the program5% of program spending
The 2 programs described on its FY2024 Form 990, listed largest first by expense. Program spending in total: $519,592.
The organization over time
Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.
Balance sheet
Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2019 to 2020, from $924k to $2.9M (+219%).
How it's funded, over time
Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.
Government-grant reliance: 2022 1% · 2023 1%. Grants only. Government contracts and fees sit inside program revenue.
26% of HUMANE SOCIETY OF TUOLUMNE COUNTY’s revenue is contributions — more earned-revenue than three-quarters of its peers (86% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 7 of the last 9 reported years ran a deficit.
reserve
Leadership and staff
The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.
Who funds it, year by year
2018 → 2023: the base held at 1 funder, grant income fell $13k → $6k.
2 of 2 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 100% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of HUMANE SOCIETY OF TUOLUMNE COUNTY’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
How concentrated its funding is
HUMANE SOCIETY OF TUOLUMNE COUNTY leans on a few funders — its largest provides 71% of grant income and the top three 100%; half comes from just 1 funder.
the vertical line marks half of all grant income — 1 funder to its left
100% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund HUMANE SOCIETY OF TUOLUMNE COUNTY.
Largest funder’s share by year: 2018 100% · 2021 100% · 2023 100% — broadly stable.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Where its funders are
100% of HUMANE SOCIETY OF TUOLUMNE COUNTY's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Too little is directly attributable to place on a map.
Funder states come from each funder’s own filing. $63k arriving through sponsors registered in 2 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.
Against its field
HUMANE SOCIETY OF TUOLUMNE COUNTY's revenue grew 30% between 2017 and 2025.
this organization peer median middle 50% of peers· 3,693 animals nonprofits $100k–$1M, FY2025
Organizations like HUMANE SOCIETY OF TUOLUMNE COUNTY
Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.
In California
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
81% of spending goes to programs.
Governance
Public support
81%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Screen this organization
A dated, signed PDF of the compliance screen for HUMANE SOCIETY OF TUOLUMNE COUNTY: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds HUMANE SOCIETY OF TUOLUMNE COUNTY?
- HUMANE SOCIETY OF TUOLUMNE COUNTY (California) receives grants from 2 organizations whose IRS filings report $63,036 to it, the largest being Sonora Area Foundation ($44,536). 2 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- How many funders does HUMANE SOCIETY OF TUOLUMNE COUNTY have?
- IRS filings report 2 organizations giving $63,036 in grants to HUMANE SOCIETY OF TUOLUMNE COUNTY, 2 of which have funded it in more than one year.
- Who is the largest funder of HUMANE SOCIETY OF TUOLUMNE COUNTY?
- Sonora Area Foundation is the largest funder on record, with $44,536 in grants. The full list of funders is on this page.
- How can an organization like HUMANE SOCIETY OF TUOLUMNE COUNTY find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in California. The funding by cause and by state pages list the largest funders for a given area and how to approach them.
Play a game about who funds Humane Society of Tuolumne County →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2017–2025), and the filings of 2 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing