# Coastside Aquatics Center

Community recreation centers nonprofit in Half Moon Bay, California 94019. EIN 93-3145461. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/933145461-coastside-aquatics-center

## IRS facts

- Type: Community recreation centers (IRS activity code N31)
- Tax status: 501(c)(3), contributions deductible, recognized 2024
- 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

- San Mateo County, California: about 140,186 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
- 320 youth and community nonprofits in this directory in the county: 2.3 per 1,000 children.
- Licensed programs in Half Moon Bay: 9 licensed child care centers, 1 school-age programs: https://backpr.com/find/california/half-moon-bay
- California rules: https://backpr.com/resources/states/california

## Questions

**What is Coastside Aquatics Center's EIN?**

Coastside Aquatics Center's EIN (Employer Identification Number) is 93-3145461. 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 Coastside Aquatics Center a nonprofit?**

Yes. The IRS lists Coastside Aquatics Center in Half Moon Bay, California as tax-exempt under section 501(c)(3), recognized since 2024. 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 Coastside Aquatics Center tax-deductible?**

Yes, the IRS lists gifts to Coastside Aquatics Center 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 Coastside Aquatics Center do?**

The IRS classifies Coastside Aquatics Center as: Community recreation centers. 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.