[2] Located in La Crosse County in the state of Wisconsin, its latitude and longitude are 43°52′01″N 091°18′26″W / 43.86694°N 91.30722°W / 43.86694; -91.30722 (Lake Onalaska).

Summer visitors enjoy a variety of activities from waterskiing, boating, windsurfing, fishing to beach picnics and bird-watching.

The lake contains a variety of migratory waterfowl,[8] and fish, including Northern Pike, Bluegill, Crappie, Walleye and Large and Smallmouth Bass.

In the fall, the bluffs surrounding the Mississippi River and Lake Onalaska explode into rich tones of reds and golds, drawing tourists from across the country.

It shows migrating birds and river wildlife, including Bald Eagles, American White Pelicans, Sandhill Cranes, Caspian Terns, Cormorants and many species of ducks, gulls, and other waterfowl.