# Cornerstone Montessori Parent Teacher Organization

Parent-teacher group (PTA or PTO) nonprofit in Silverdale, Washington 98383. EIN 33-4261984. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/334261984-cornerstone-montessori-parent-teacher-organization

## IRS facts

- Type: Parent-teacher group (PTA or PTO) (IRS activity code B94)
- Tax status: 501(c)(3), contributions deductible, recognized 2025
- 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

- Kitsap County, Washington: about 54,032 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
- 170 youth and community nonprofits in this directory in the county: 3.1 per 1,000 children.
- Licensed programs in Silverdale: 9 licensed child care centers, 4 school-age programs: https://backpr.com/find/washington/silverdale
- Washington rules: https://backpr.com/resources/states/washington

## Questions

**What is Cornerstone Montessori Parent Teacher Organization's EIN?**

Cornerstone Montessori Parent Teacher Organization's EIN (Employer Identification Number) is 33-4261984. 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 Cornerstone Montessori Parent Teacher Organization a nonprofit?**

Yes. The IRS lists Cornerstone Montessori Parent Teacher Organization in Silverdale, Washington as tax-exempt under section 501(c)(3), recognized since 2025. 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 Cornerstone Montessori Parent Teacher Organization tax-deductible?**

Yes, the IRS lists gifts to Cornerstone Montessori Parent Teacher 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 Cornerstone Montessori Parent Teacher Organization do?**

The IRS classifies Cornerstone Montessori Parent Teacher 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.