# Mason School PTO

Parent-teacher group (PTA or PTO) nonprofit in Saint Louis, Missouri 63139. EIN 83-1718295. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/831718295-mason-school-pto

## IRS facts

- Type: Parent-teacher group (PTA or PTO) (IRS activity code B94)
- Tax status: 501(c)(3), contributions deductible, recognized 2018
- 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

- St. Louis city, Missouri: about 49,887 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
- 174 youth and community nonprofits in this directory in the county: 3.5 per 1,000 children.
- Licensed programs in Saint Louis: 300 licensed child care centers: https://backpr.com/find/missouri/saint-louis
- Missouri rules: https://backpr.com/resources/states/missouri

## Questions

**What is Mason School PTO's EIN?**

Mason School PTO's EIN (Employer Identification Number) is 83-1718295. 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 Mason School PTO a nonprofit?**

Yes. The IRS lists Mason School PTO in Saint Louis, Missouri as tax-exempt under section 501(c)(3), recognized since 2018. 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 Mason School PTO tax-deductible?**

Yes, the IRS lists gifts to Mason School PTO 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 Mason School PTO do?**

The IRS classifies Mason School PTO as: Parent-teacher group (PTA or PTO). 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.