State Trunk Highway 50 (often called Highway 50, STH 50 or WIS 50) is a 44.43-mile (71.50 km) state highway in the U.S. state of Wisconsin. The highway serves Walworth and Kenosha counties in southeast Wisconsin. Highway 50 runs from Wisconsin Highway 11 in Delavan east to Wisconsin Highway 32 in Kenosha. The highway is maintained by the Wisconsin Department of Transportation.