California · Nonprofit
John Muir Land Trust prev Muir Heritage Land Trust
John Muir Land Trust prev Muir Heritage Land Trust (California) receives grants from 70 organizations whose IRS filings report $9,673,578 to it, the largest being EAST BAY COMMUNITY FOUNDATION ($1,826,600). 43 of them have funded it in more than one year, and 52% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- Revenue FY2025
- $8.8M
- Funders on record
- 70
- Grants received
- $9.7M
- Net assets
- $65M
What John Muir Land Trust prev Muir Heritage Land Trust does
Mission
The vitality of open spaces is essential to the health of our earth, air, water, native plants, and animals. Our goal is to ensure that the beauty, diversity, and fullness of our wild lands continue to enrich and sustain all generations of life.
As stated on its FY2025 Form 990.
Programs
Conservation Activities:During the year ended June 30, 2023, funds were expended in order to carry out the goals of the John Muir Land Trust Program: to protect, restore, and enhance each property's natural ecosystem and resource values, and preserve, in perpetuity, each property's open space values, scenic beauty and diverse habitats.For a complete discussion of the Land Trust's accomplishments, please visit the organization's website where additional information is available:www.jmlt.org
$7,983,099 spent$7,349 earned by the program89% of program spendingEnvironmental Education and Outreach:Central to JMLT's mission is promoting environmental awareness among residents of the East Bay. We publish newsletters, booklets, and brochures that help everyone appreciate the profound relationship between close-to-home nature and human health and well-being.
$989,995 spentof which $55,600 as grants$2,857 earned by the program11% of program spending
The 2 programs described on its FY2024 Form 990, listed largest first by expense. Program spending in total: $8,973,094.
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 2022 to 2023, from $26M to $54M (+111%).
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: 2017 6% · 2018 3% · 2019 2% · 2020 62% · 2021 2% · 2022 2% · 2023 2% · 2024 10% · 2025 36%. Grants only. Government contracts and fees sit inside program revenue.
99% of John Muir Land Trust prev Muir Heritage Land Trust’s revenue is contributions — more reliant on donations than three-quarters of its peers (88% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 4 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.
Chief executive
Linus Eukel
Exec Director
As listed on its FY2025 Form 990.
Who funds it, year by year
2017 → 2023: the base broadened from 12 funders to 32 funders, grant income rose $360k → $1.6M.
17 of 70 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 52% 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 John Muir Land Trust prev Muir Heritage Land Trust’s funders (the co-funder graph). Top 30 of 70 funders by total. 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
John Muir Land Trust prev Muir Heritage Land Trust has a broad base — no single funder exceeds 19% of grant income, and it takes 4 funders to reach half.
the vertical line marks half of all grant income — 4 funders to its left
61% 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 John Muir Land Trust prev Muir Heritage Land Trust.
Largest funder’s share by year: 2017 58% · 2018 44% · 2019 23% · 2020 33% · 2021 29% · 2022 30% · 2023 46% — diversifying over time.
“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.
How long its funders stay
46% of John Muir Land Trust prev Muir Heritage Land Trust's funders are still giving 3 years after their first grant; 61% give in more than one year at all.
Share of funders still giving k years after their first recorded grant, pooled across every acquisition cohort. A funder counts as retained in a year only if it made a grant that year. Measured to FY2023, the last fiscal year that has finished arriving — a funder cannot be counted as lapsed in a year most filers have not reached.
Where its funders are
52% of John Muir Land Trust prev Muir Heritage Land Trust'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. Of the $4.7M that is directly attributable, 87% of it comes from California funders.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. $5.0M arriving through sponsors registered in 11 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
John Muir Land Trust prev Muir Heritage Land Trust has grown faster than three-quarters of the 1,074 environment nonprofits its size.
this organization peer median middle 50% of peers· 1,074 environment nonprofits $1M–$10M, FY2025
Organizations like John Muir Land Trust prev Muir Heritage Land Trust
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
88% of spending goes to programs.
Governance
Public support
93%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Footprint & structure
Files a return copy in 1 state
Screen this organization
A dated, signed PDF of the compliance screen for John Muir Land Trust prev Muir Heritage Land Trust: 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 John Muir Land Trust prev Muir Heritage Land Trust?
- John Muir Land Trust prev Muir Heritage Land Trust (California) receives grants from 70 organizations whose IRS filings report $9,673,578 to it, the largest being EAST BAY COMMUNITY FOUNDATION ($1,826,600). 43 of them have funded it in more than one year, and 52% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
- How many funders does John Muir Land Trust prev Muir Heritage Land Trust have?
- IRS filings report 70 organizations giving $9,673,578 in grants to John Muir Land Trust prev Muir Heritage Land Trust, 43 of which have funded it in more than one year.
- Who is the largest funder of John Muir Land Trust prev Muir Heritage Land Trust?
- EAST BAY COMMUNITY FOUNDATION is the largest funder on record, with $1,826,600 in grants. The full list of funders is on this page.
- How can an organization like John Muir Land Trust prev Muir Heritage Land Trust 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.
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 70 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