Nonprofit · EIN 68-0384748
LONG NOW FOUNDATION
Also known as FORT MASON CENTER
Tax-exempt · SAN FRANCISCO, CA 94123
Address and contacts
- Address (IRS master file)
- 2 MARINA BOULEVARD FORT MASON CENTE, SAN FRANCISCO, CA 94123-0000
- In care of
- % ALEXANDER ROSE
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 68-0384748
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1998
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B70)
- Assets (IRS master file)
- $20,463,072
- Income (IRS master file)
- $5,683,378
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | – | – | – | IRS |
| 990 | December 2023 | $4,764,455 | $4,853,175 | $20,576,248 | IRS |
| 990 | December 2022 | $7,236,417 | $3,883,760 | $10,781,765 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
| 990 | December 2017 | – | – | – | IRS |
990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS.
Questions about LONG NOW FOUNDATION
- What is the EIN of LONG NOW FOUNDATION?
- The employer identification number (EIN) of LONG NOW FOUNDATION is 68-0384748.
- Is LONG NOW FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1998.
- Are donations to LONG NOW FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does LONG NOW FOUNDATION file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of LONG NOW FOUNDATION due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did LONG NOW FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
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