Marin Primary & Middle School is a 501(c)(3) organization based in Larkspur, California, registered in 1976, with $12,211,335 in FY2023 revenue. CharityIndex grades it C+.
Revenue (FY2023)
$12.2M
▼ 10.4% vs prior year
Education median: $200K
Expenses (FY2023)
$13.5M
Net assets
$11.5M
Employees
—
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for Marin Primary & Middle School— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For Marin Primary & Middle School: 10 mo reserves · -11% margin earns a C+ on this criterion. See the exact thresholds →
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for Marin Primary & Middle School— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For Marin Primary & Middle School: 2 of 5 disclosure signals earns a C on this criterion. See the exact thresholds →
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Revenue grew from $8.7M (FY2013) to $12.2M (FY2023) across 11 reported years.
Financial snapshot
Operating margin
-10.8%
Spent more than it raised in the latest fiscal year.
Total assets
$35.8M
Total liabilities
$24.3M
Net assets
$11.5M
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2023 | $12,211,335▼10.4% | $13,534,725▲7.0% | $11,499,541▼10.3% | $35,804,214▼3.9% | 990 |
| 2022 | $13,626,521▲17.1% | $12,654,659▲13.3% | $12,822,931▲8.2% | $37,269,823▲23.6% | 990 |
| 2021 | $11,638,942▼1.6% | $11,164,368▲1.1% | $11,851,069▲4.2% | $30,151,896▲5.2% | 990 |
| 2020 | $11,834,033▼1.6% | $11,044,500▲0.8% | $11,376,495▲7.5% | $28,662,139▼2.5% | 990 |
| 2019 | $12,025,526 | $10,961,873▲1.0% | $10,586,962▲11.2% | $29,389,501▲4.9% | 990 |
| 2018 | $12,028,348▲6.8% | $10,853,022▲5.0% | $9,523,309▲14.1% | $28,015,639▲4.5% | 990 |
| 2017 | $11,260,578▲5.9% | $10,335,872▲6.0% | $8,347,983▲12.5% | $26,817,529▲5.7% | 990 |
| 2016 | $10,631,147▼0.6% | $9,752,366▲2.4% | $7,423,277▲13.4% | $25,371,820▲7.0% | 990 |
| 2015 | $10,698,188▲18.0% | $9,519,296▲3.0% | $6,544,496▲22.0% | $23,714,407▲6.8% | 990 |
| 2014 | $9,064,922▲4.2% | $9,244,912▲5.6% | $5,365,604▼3.2% | $22,212,444▲0.7% | 990 |
| 2013 | $8,702,119 | $8,752,444▲4.5% | $5,545,594▼0.9% | $22,052,752▲21.2% | 990 |
| 2012 | — | $8,378,578▲5.5% | $5,595,919▲64.3% | $18,190,626▲20.1% | 990 |
| 2011 | — | $7,942,807 | $3,405,473 | $15,148,983 | 990 |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
74 grants to Marin Primary & Middle School totaling $2.9M, reported by foundations on their Schedule I filings — showing the 15 most recent.
Explore more
Data for Marin Primary & Middle School (EIN 94-2302389) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.