# Oak School Parent Organization

Parent-teacher group (PTA or PTO) nonprofit in Hinsdale, Illinois 60521. EIN 36-3798041. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/363798041-oak-school-parent-organization

## IRS facts

- Type: Parent-teacher group (PTA or PTO) (IRS activity code B94Z)
- Tax status: 501(c)(3), contributions deductible, recognized 1995
- Source: IRS Business Master File, posted October 13, 2026: https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf

## How it compares

- Revenue rank: 1 of 4 PTAs and PTOs in Hinsdale.
- Revenue $196,053 is in the top 10% of 232 PTAs and PTOs in Illinois; median $55,157.
- Source: IRS Business Master File, posted October 13, 2026; BackPR analysis.

## Local context

- DuPage County, Illinois: about 203,122 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
- 408 youth and community nonprofits in this directory in the county: 2.0 per 1,000 children.
- Licensed programs in Hinsdale: 9 licensed child care centers: https://backpr.com/find/illinois/hinsdale
- Illinois rules: https://backpr.com/resources/states/illinois

## Questions

**What is Oak School Parent Organization's EIN?**

Oak School Parent Organization's EIN (Employer Identification Number) is 36-3798041. 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 Oak School Parent Organization a nonprofit?**

Yes. The IRS lists Oak School Parent Organization in Hinsdale, Illinois as tax-exempt under section 501(c)(3), recognized since 1995. 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 Oak School Parent Organization tax-deductible?**

Yes, the IRS lists gifts to Oak School Parent 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 Oak School Parent Organization do?**

The IRS classifies Oak School Parent Organization 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.