Fiscal year ending 2024. Filed on September 30, 2025.
PO Box 206 225 Prospect St
Winsted, Connecticut 06098
Winchester Historical Society (EIN: 06-6039538) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Winchester Historical Society, a 501(c)(3) charitable organization, reported compensation for 10 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
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