# Crater Big Brother Mentor Program

Big Brothers Big Sisters nonprofit in Calumet City, Illinois 60409. EIN 83-1519198. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/831519198-crater-big-brother-mentor-program

## IRS facts

- Type: Big Brothers Big Sisters (IRS activity code O31)
- Tax status: 501(c)(3), contributions deductible, recognized 2018
- 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

- Cook County, Illinois: about 1,053,196 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
- 2,288 youth and community nonprofits in this directory in the county: 2.2 per 1,000 children.
- Licensed programs in Calumet City: 16 licensed child care centers: https://backpr.com/find/illinois/calumet-city
- Illinois rules: https://backpr.com/resources/states/illinois

## Questions

**What is Crater Big Brother Mentor Program's EIN?**

Crater Big Brother Mentor Program's EIN (Employer Identification Number) is 83-1519198. 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 Crater Big Brother Mentor Program a nonprofit?**

Yes. The IRS lists Crater Big Brother Mentor Program in Calumet City, Illinois as tax-exempt under section 501(c)(3), recognized since 2018. 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 Crater Big Brother Mentor Program tax-deductible?**

Yes, the IRS lists gifts to Crater Big Brother Mentor Program 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 Crater Big Brother Mentor Program do?**

The IRS classifies Crater Big Brother Mentor Program as: Big Brothers Big Sisters. 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.