Fiscal year ending 2024. Filed on November 13, 2025.
PO Box 146
Washington, Missouri 63090
Washington Historical Society (EIN: 43-1259237) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Washington Historical Society, a 501(c)(3) charitable organization, reported compensation for 1 out of 2 total employees. Among the employees shown here, the average compensation is $105,038. The highest compensated employee at Washington Historical Society is Katie Dieckhaus with fiscal year 2024 compensation of $105,038.
Revenue
Expenses
Employee compensation
TO PROMOTE THE HISTORY OF WASHINGTON MISSOURI
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