# Knockstudy

Youth development programs nonprofit in Mclean, Virginia 22101. EIN 45-2586511. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/452586511-knockstudy

## IRS facts

- Type: Youth development programs (IRS activity code O50)
- Tax status: 501(c)(3), contributions deductible, recognized 2011
- 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 Mclean: 3 licensed child care centers: https://backpr.com/find/virginia/mclean
- Virginia rules: https://backpr.com/resources/states/virginia

## Questions

**What is Knockstudy's EIN?**

Knockstudy's EIN (Employer Identification Number) is 45-2586511. 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 Knockstudy a nonprofit?**

Yes. The IRS lists Knockstudy in Mclean, Virginia as tax-exempt under section 501(c)(3), recognized since 2011. 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 Knockstudy tax-deductible?**

Yes, the IRS lists gifts to Knockstudy 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 Knockstudy do?**

The IRS classifies Knockstudy as: Youth development programs. 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.