The Onalaska Area Historical Society. 974 likes · 118 talking about this · 3 were here. The Onalaska Area Historical Society is a non-profit organization.
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Past Events
Mon, 02 Feb 2026 • 01:00 PM
OAHS Board meeting
Onalaska Public Library
Tue, 27 Jan 2026 • 06:00 PM
OAHS monthly meeting & elections!
Onalaska Public Library
5+ Interested
Tue, 16 Dec 2025 • 05:00 PM
Christmas party
Onalaska Public Library
6+ Interested
Tue, 18 Nov 2025 • 06:00 PM
Southern Minnesota RR and La Crosse River changes
Onalaska Public Library
6+ Interested
Tue, 21 Oct 2025 • 06:00 PM
History in the Pacific
Onalaska Public Library
Tue, 16 Sep 2025 • 06:00 PM
Where They Row – A History of University of Wisconsin Rowing
