# Grandslam Baseball Inc

Baseball and softball nonprofit in Adelphi, Maryland 20783. EIN 42-1686778. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/421686778-grandslam-baseball-inc

## IRS facts

- Type: Baseball and softball (IRS activity code N63)
- 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

## Local context

- Prince George's County, Maryland: about 210,097 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
- 604 youth and community nonprofits in this directory in the county: 2.9 per 1,000 children.
- Licensed programs in Adelphi: 6 licensed child care centers: https://backpr.com/find/maryland/adelphi
- Maryland rules: https://backpr.com/resources/states/maryland

## Questions

**What is Grandslam Baseball Inc's EIN?**

Grandslam Baseball Inc's EIN (Employer Identification Number) is 42-1686778. 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 Grandslam Baseball Inc a nonprofit?**

Yes. The IRS lists Grandslam Baseball Inc in Adelphi, Maryland 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 Grandslam Baseball Inc tax-deductible?**

Yes, the IRS lists gifts to Grandslam Baseball Inc 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 Grandslam Baseball Inc do?**

The IRS classifies Grandslam Baseball Inc as: Baseball and softball. 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.