Mishawaka /ˌmɪʃəˈwɑːkə/ is a city on the St. Joseph River, in Penn Township, St. Joseph County, in the U.S. state of Indiana. The population was 48,252 as of the 2010 census. Its nickname is "the Princess City."Mishawaka is a principal city of the South Bend–Mishawaka, IN-MI, Metropolitan Statistical Area.