# Dunham School Parent Teacher Organization

Parent-teacher group (PTA or PTO) nonprofit in Petaluma, California 94952. EIN 20-3746728. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/203746728-dunham-school-parent-teacher-organization

## Mission (the organization's own words)

> Provide resources and funds for maintaining and enriching the educational environment at dunham school.

Source: Form 990, year ending Jun 2023: https://projects.propublica.org/nonprofits/organizations/203746728/202343209349303149/full

## IRS facts

- Type: Parent-teacher group (PTA or PTO) (IRS activity code B94)
- Tax status: 501(c)(3), contributions deductible, recognized 2006
- Source: IRS Business Master File, posted October 13, 2026: https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf

## Finances (IRS Form 990 e-file data)

| Year ending | Revenue | Expenses | Assets | Net assets | Employees | Volunteers | Source |
|---|---|---|---|---|---|---|---|
| Jun 2023 | $60,161 | $39,900 | $34,183 | $34,183 | 0 | 0 | [Form 990](https://projects.propublica.org/nonprofits/organizations/203746728/202343209349303149/full) |

Expense split, year ending Jun 2023: programs $36,404 (91%), management $3,496 (9%), fundraising $0 (0%).

Revenue sources, year ending Jun 2023: gifts and grants $0, program fees $12,765, investment income $0.

## How it compares

- Revenue rank: 1 of 2 PTAs and PTOs in Petaluma.
- Revenue $55,709 is higher than roughly 30 to 40% of 674 PTAs and PTOs in California; median $77,557.
- Source: IRS Business Master File, posted October 13, 2026; BackPR analysis.

## Local context

- Marin County, California: about 47,838 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
- 184 youth and community nonprofits in this directory in the county: 3.8 per 1,000 children.
- Licensed programs in Petaluma: 24 licensed child care centers: https://backpr.com/find/california/petaluma
- California rules: https://backpr.com/resources/states/california

## Questions

**What is Dunham School Parent Teacher Organization's EIN?**

Dunham School Parent Teacher Organization's EIN (Employer Identification Number) is 20-3746728. 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 Dunham School Parent Teacher Organization a nonprofit?**

Yes. The IRS lists Dunham School Parent Teacher Organization in Petaluma, California as tax-exempt under section 501(c)(3), recognized since 2006. 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 Dunham School Parent Teacher Organization tax-deductible?**

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

In its own words on its Form 990 for the year ending Jun 2023: "Provide resources and funds for maintaining and enriching the educational environment at dunham school." The IRS classifies it as: Parent-teacher group (PTA or PTO).

**How much money does Dunham School Parent Teacher Organization take in?**

For the year ending Jun 2023, Dunham School Parent Teacher Organization reported total revenue of $60,161 and total expenses of $39,900 on its Form 990 (IRS Form 990 e-file data).

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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.