Oswego County Historical Society is committed to transparency and accountability in our financial reporting. Our annual reports, presented to our membership in June during our Annual Meeting, highlight the major fundraisers, programming, and accomplishments of the Society during our fiscal year. A financial summary is also included.
View our annual reports below, as well as additional financial documents as required by law.

2025 Annual Report
Coming soon…
2024 Annual Report
With a revised mission statement and new strategic plan, we seek to expand our role as stewards of the Richardson-Bates House Museum and as the premier resource for Oswego County history.
IRS Form 990s
The Form 990 is an annual information return that the Society is required to file with the IRS. It provides information on our finances, covering the fiscal year of the Society from July 1 of each year through June 30 of the following year. Form 990 is filed with the IRS in February.