Croswell (KRAHZ-wel), town (1990 pop. 2,174), Sanilac co., E Mich., on Black R., 13 mi/21 km SE of Sandusky, 5 mi/8 km W of L. Huron; 43°16'N 82°37'W. In agr. area (sugar beets, grain; dairy prods.); beet sugar refining; mfg. (filters, food, automotive parts). Inc. as village 1881, as city 1905.