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Youth and community nonprofits / California / Hercules

Swimming and water sports

East Bay Silver Dolphins

A tax-exempt swimming and water sports nonprofit with a mailing address in Hercules, California, IRS-recognized as tax-exempt since 2001.

Data as of November 8, 2026Markdown copyJSON data

IRS facts

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

Mailing city (IRS): Hercules, California 94547

EIN: 68-0481775

Tax status: 501(c)(3), eligible to receive tax-deductible donations; IRS-recognized as tax-exempt since 2001, per IRS records posted October 13, 2026.

Revenue on its latest IRS filing: Not reported. Groups with under $50,000 in receipts usually file the e-Postcard (Form 990-N), which shows no revenue.

Check its status on IRS Tax Exempt Organization Search · Filings on ProPublica Nonprofit Explorer

Around Hercules and its county

Contra Costa County, California: the Census Bureau estimates about 251,475 children under 18 (July 1, 2024). This directory lists 569 youth and community nonprofits with a mailing ZIP code in the county, about 2.3 per 1,000 children. The count includes PTAs, arts and day care groups, so it is not a measure of places for kids.

This group's ZIP code is matched to the county that holds most of its area, so counts are approximate. County figures come from the Census Bureau's Vintage 2024 population estimates.

Licensed programs in Hercules

1 licensed child care centers are in state licensing records and listed in the BackPR finder. The examples below are not related to this organization.

licensed child care center

LEARN AND PLAY MONTESSORI HERCULES

Hercules, CA

State record

California background check rules for youth programs · How BackPR works for amateur sports nonprofits

Questions about East Bay Silver Dolphins

What is East Bay Silver Dolphins's EIN?

East Bay Silver Dolphins's EIN (Employer Identification Number) is 68-0481775. 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 East Bay Silver Dolphins a nonprofit?

Yes. The IRS lists East Bay Silver Dolphins in Hercules, California as tax-exempt under section 501(c)(3), recognized since 2001. 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 East Bay Silver Dolphins tax-deductible?

Yes, the IRS lists gifts to East Bay Silver Dolphins 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 East Bay Silver Dolphins do?

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

Do you run this organization?

You can add your programs, season dates, ages, prices, registration link and logo to this page, or ask us to remove it. BackPR's free plan for 501(c)(3)s handles online registration, payments, waivers and attendance. No subscription and no BackPR fee on what families pay (card processing fees from Stripe still apply).

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Free forms for amateur sports nonprofits

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More amateur sports nonprofits in Hercules

Amateur sports competitions

Thunders-Pp

Hercules, CA 94547

Tax-exempt since 2025 · EIN 99-1256105

All youth and community nonprofits in Hercules

Source: IRS Exempt Organizations Business Master File, posted October 13, 2026. We list 501(c)(3) organizations whose IRS activity code is youth development, amateur sports, camps and recreation, parent-teacher groups, children's services, child day care or arts education. We show the city and ZIP code only, never a street address or contact person. A listing is not an endorsement.

Data as of November 8, 2026. Sources: IRS Business Master File (posted October 13, 2026), U.S. Census Bureau population estimates (July 1, 2024), state child care licensing records in the BackPR finder. Growth labels, ranks and percentiles are BackPR's own calculations.

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