[4] Also on the National Register of Historic Places are the Warsaw Downtown Historic District, Seth M. Gates House, Trinity Church, U.S. Post Office, and Warsaw Academy.

[4][5] In the decades before the American Civil War, Warsaw was a center of abolitionist sentiment and activity.

[6][7] In November 1839 the anti-slavery Liberty Party was formed in a meeting at Warsaw's Presbyterian Church.

[6] The area sent abolitionists Seth M. Gates and Augustus Frank to serve in the United States Congress.

[7] According to the United States Census Bureau, the village has a total area of 4.1 square miles (10.7 km2), all land.

The Oatka Creek flows northward through the village, which is located in the Wyoming Valley.