# Chantilly Stem Foundation

Youth development nonprofit in Fairfax, Virginia 22033. EIN 84-2698295. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/842698295-chantilly-stem-foundation

## IRS facts

- Type: Youth development (IRS activity code O12)
- Tax status: 501(c)(3), contributions deductible, recognized 2019
- 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

- Fairfax County, Virginia: about 258,034 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
- 528 youth and community nonprofits in this directory in the county: 2.0 per 1,000 children.
- Licensed programs in Fairfax: 1 camps, 64 licensed child care centers: https://backpr.com/find/virginia/fairfax
- Virginia rules: https://backpr.com/resources/states/virginia

## Questions

**What is Chantilly Stem Foundation's EIN?**

Chantilly Stem Foundation's EIN (Employer Identification Number) is 84-2698295. 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 Chantilly Stem Foundation a nonprofit?**

Yes. The IRS lists Chantilly Stem Foundation in Fairfax, Virginia as tax-exempt under section 501(c)(3), recognized since 2019. 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 Chantilly Stem Foundation tax-deductible?**

Yes, the IRS lists gifts to Chantilly Stem Foundation 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 Chantilly Stem Foundation do?**

The IRS classifies Chantilly Stem Foundation as: Youth development. 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.