# Aquamarin Incorporated

Swimming and water sports nonprofit in San Rafael, California 94903. EIN 27-2444573. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/272444573-aquamarin-incorporated

## IRS facts

- Type: Swimming and water sports (IRS activity code N67)
- Tax status: 501(c)(3), contributions deductible, recognized 2010
- Source: IRS Business Master File, posted October 13, 2026: https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf

## Local context

- Marin County, California: about 47,838 children under 18 (U.S. Census Bureau, July 1, 2024): https://www2.census.gov/programs-surveys/popest/datasets/2020-2024/counties/asrh/cc-est2024-agesex-all.csv
- 184 youth and community nonprofits in this directory in the county: 3.8 per 1,000 children.
- Licensed programs in San Rafael: 39 licensed child care centers, 2 school-age programs: https://backpr.com/find/california/san-rafael
- California rules: https://backpr.com/resources/states/california

## Questions

**What is Aquamarin Incorporated's EIN?**

Aquamarin Incorporated's EIN (Employer Identification Number) is 27-2444573. It is the nine-digit number the IRS uses to identify the organization. Source: IRS Exempt Organizations Business Master File posted October 13, 2026.

**Is Aquamarin Incorporated a nonprofit?**

Yes. The IRS lists Aquamarin Incorporated in San Rafael, California as tax-exempt under section 501(c)(3), recognized since 2010. This is from the IRS Business Master File posted October 13, 2026. Status can change, so check its current status on the IRS Tax Exempt Organization Search before you donate.

**Are donations to Aquamarin Incorporated tax-deductible?**

Yes, the IRS lists gifts to Aquamarin Incorporated as tax-deductible (IRS Business Master File posted October 13, 2026). How much you can deduct depends on your own taxes, and this is not tax advice. Check its current status on the IRS Tax Exempt Organization Search before you donate.

**What does Aquamarin Incorporated do?**

The IRS classifies Aquamarin Incorporated as: Swimming and water sports. It has not filed a Form 990 or 990-EZ with a mission statement that we have loaded.

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Data as of November 8, 2026. Sources: IRS Business Master File, IRS Form 990 series e-file data, U.S. Census Bureau. No officer or staff names are published.