Brownstown, borough (1990 pop. 937), Cambria co., W central Pa., suburb 1 mi/1.6 km NW of Johnstown, near confluence of Stonycreek and Little Conemaugh rivers, which form Conemaugh R.; 40°19'N 78°56'W. Mfg. (machinery, trailers, printing and publishing, race-car trailers, apparel).