Fiscal year ending 2024. Filed on October 19, 2025.
PO Box 184
Crystal Lake, Illinois 60039
McHenry County Illinois Genealogical Society (EIN: 36-3138301) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, McHenry County Illinois Genealogical Society, a 501(c)(3) charitable organization, reported compensation for 6 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
To preserve family and local history
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