Michael R & Kathleen B Linburn Foundation
501(c)(3) Donations tax-deductible
Only null% goes to programs Strong reserves Declining revenue
Michael R & Kathleen B Linburn Foundation is a 501(c)(3) organization based in San Francisco, California, registered in 1956, with $27,753 in FY2024 revenue. CharityIndex grades it C+.
3191 Washington St Apt 6, San Francisco, CA, 94115 EIN 13-6087036 Since 1956
Revenue (FY2024)
$28K
▲ 61.3% vs prior year
Expenses (FY2024)
$20K
Net assets
$783K
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
C+
—Program efficiency40% of the ratingNo expense breakdown in filings
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 Michael R & Kathleen B Linburn Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
B+Financial health25% of the rating467 mo reserves · +28% margin
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 Michael R & Kathleen B Linburn Foundation: 467 mo reserves · +28% margin earns a B+ on this criterion. See the exact thresholds →
—Governance25% of the ratingNot reported in this filing type
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 Michael R & Kathleen B Linburn Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
DTransparency10% of the rating1 of 5 disclosure signals
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 Michael R & Kathleen B Linburn Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Contact & location
- Address
- 3191 Washington St Apt 6, San Francisco, CA, 94115
- City
- San Francisco
- State
- California
- Category
- —
- Subcategory
- —
Financial trends
Revenue declined from $139K (FY2013) to $28K (FY2024) across 12 reported years.
Financial snapshot
Financial health & position (FY2024)
Liabilities $0Net assets $783K
Operating margin
27.6%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$783K
Total liabilities
$0
Net assets
$783K
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $27,753▲61.3% | $20,107▼93.3% | $782,943▲1.0% | $782,943▲1.0% | 990PF |
| 2023 | $17,210▼94.8% | $299,354▲24.9% | $775,297▼26.7% | $775,297▼26.7% | 990PF |
| 2022 | $330,864▲199% | $239,760▲100% | $1,057,441▲9.4% | $1,057,441▲9.4% | 990PF |
| 2021 | $110,717▼83.5% | $119,762▼89.3% | $966,337▼0.9% | $966,337▼0.9% | 990PF |
| 2020 | $671,481▲121% | $1,119,335▲155% | $975,382▼31.5% | $975,382▼31.5% | 990PF |
| 2019 | $304,062▲29.9% | $438,716▲82.0% | $1,423,236▼8.6% | $1,423,236▼8.6% | 990PF |
| 2018 | $234,004▼22.7% | $241,076▲21.5% | $1,557,890▼0.5% | $1,557,890▼0.5% | 990PF |
| 2017 | $302,732▲58.0% | $198,473▲22.3% | $1,564,962▲7.1% | $1,564,962▲7.1% | 990PF |
| 2016 | $191,640▲399% | $162,237▼15.1% | $1,460,703▲2.1% | $1,460,703▲2.1% | 990PF |
| 2015 | $38,387▼82.9% | $191,155▲54.9% | $1,431,300▼9.6% | $1,431,300▼9.6% | 990PF |
| 2014 | $224,912▲61.8% | $123,382▼1.4% | $1,584,068▲6.8% | $1,584,068▲6.8% | 990PF |
| 2013 | $139,012 | $125,190▲71.2% | $1,482,538▲4.0% | $1,482,538▲4.0% | 990PF |
| 2011 | — | $73,132▲45.0% | $1,426,025▲5.8% | $1,426,025▲5.8% | 990PF |
| 2010 | — | $50,448 | $1,348,387 | $1,348,387 | 990PF |
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.
Frequently asked questions
- Is Michael R & Kathleen B Linburn Foundation a legitimate nonprofit?
- Yes. Michael R & Kathleen B Linburn Foundation is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 13-6087036, based in San Francisco, California. Donations are tax-deductible.
- What is Michael R & Kathleen B Linburn Foundation's EIN?
- Michael R & Kathleen B Linburn Foundation's Employer Identification Number (EIN) is 13-6087036.
- How much revenue does Michael R & Kathleen B Linburn Foundation report?
- Michael R & Kathleen B Linburn Foundation reported $27,753 in total revenue on its fiscal year 2024 IRS Form 990 filing.
- What financial grade does Michael R & Kathleen B Linburn Foundation have?
- CharityIndex grades Michael R & Kathleen B Linburn Foundation C+, based on financial health (reserves and operating margin).
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Data for Michael R & Kathleen B Linburn Foundation (EIN 13-6087036) 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.