Whitewater is a city in Jefferson and Walworth Counties in the U.S. state of Wisconsin. Located near the southern portion of the Kettle Moraine State Forest, Whitewater is the home of the University of Wisconsin–Whitewater.
Whitewater is located at 42°50′6″N 88°44′10″W / 42.835°N 88.73611°W / 42.835; -88.73611 (42.834950, -88.736119).
According to the United States Census Bureau, the city has a total area of 7.3 square miles (18.9 km²) of which 7.0 square miles (18.1 km²) of it is land and 0.3 square miles (0.8 km²) of it (3.98%) is water. Most of the city lies in Walworth County.