# Dolfin Swimming Endowment Incorporated

Swimming and water sports nonprofit in Charleston, South Carolina 29407. EIN 99-4359005. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/994359005-dolfin-swimming-endowment-incorporated

## IRS facts

- Type: Swimming and water sports (IRS activity code N67)
- 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

- Charleston County, South Carolina: about 82,390 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
- 194 youth and community nonprofits in this directory in the county: 2.4 per 1,000 children.
- South Carolina rules: https://backpr.com/resources/states/south-carolina

## Questions

**What is Dolfin Swimming Endowment Incorporated's EIN?**

Dolfin Swimming Endowment Incorporated's EIN (Employer Identification Number) is 99-4359005. 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 Dolfin Swimming Endowment Incorporated a nonprofit?**

Yes. The IRS lists Dolfin Swimming Endowment Incorporated in Charleston, South Carolina 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 Dolfin Swimming Endowment Incorporated tax-deductible?**

Yes, the IRS lists gifts to Dolfin Swimming Endowment 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 Dolfin Swimming Endowment Incorporated do?**

The IRS classifies Dolfin Swimming Endowment 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.