# San Marcos Tennis Organization

Youth development programs nonprofit in Vista, California 92084. EIN 88-3397433. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/883397433-san-marcos-tennis-organization

## IRS facts

- Type: Youth development programs (IRS activity code O50)
- Tax status: 501(c)(3), contributions deductible, recognized 2022
- 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 Diego County, California: about 671,593 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
- 1,271 youth and community nonprofits in this directory in the county: 1.9 per 1,000 children.
- Licensed programs in Vista: 56 licensed child care centers, 4 school-age programs: https://backpr.com/find/california/vista
- California rules: https://backpr.com/resources/states/california

## Questions

**What is San Marcos Tennis Organization's EIN?**

San Marcos Tennis Organization's EIN (Employer Identification Number) is 88-3397433. 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 San Marcos Tennis Organization a nonprofit?**

Yes. The IRS lists San Marcos Tennis Organization in Vista, California as tax-exempt under section 501(c)(3), recognized since 2022. 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 San Marcos Tennis Organization tax-deductible?**

Yes, the IRS lists gifts to San Marcos Tennis Organization 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 San Marcos Tennis Organization do?**

The IRS classifies San Marcos Tennis Organization as: Youth development programs. 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.