Fiscal year ending 2024. Filed on July 14, 2025.
PO Box 578
Oskaloosa, Iowa 52577
Mahaska County Historical Society (EIN: 42-0889923) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Mahaska County Historical Society, a 501(c)(3) charitable organization, reported compensation for 1 out of 4 total employees. Among the employees shown here, the average compensation is $11,380. The highest compensated employee at Mahaska County Historical Society is Margaret Spiegel with fiscal year 2024 compensation of $11,380.
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Employee compensation
TO MAINTAIN A MUSEUM TO PRESERVE AND EXHIBIT ITEMS WHICH RELATE TO THE FOUNDING, GROWTH OR DEVELOPMENT OF MAHASKA COUNTY AND WHICH ARE OF EDUCATIONAL OR HISTORICAL VALUE; TO ENKINDLE AND KEEP ALIVE AN ACTIVE INTEREST IN LOCAL AND STATE HISTORY.
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