Stendal is an unincorporated community in southern Lockhart Township, Pike County, Indiana, United States. It lies along State Road 257 southeast of the city of Petersburg, the county seat of Pike County. Its elevation is 610 feet (186 m), and it is located at 38°16′0″N 87°8′40″W / 38.266667°N 87.14444°W / 38.266667; -87.14444 (38.2667177, -87.1444478). Although Stendal is unincorporated, it has a post office, with the ZIP code of 47585. Stendal is the hometown of former U.S. Senator Vance Hartke who starred for the Stendal Aces basketball team in high school.