ESTHERVILLE, a city of northern Iowa, U.S.A., on the Des Moines river, 5m. from the Minnesota State line; the county seat of Emmet county. It is served by the Rock Island and the Min neapolis and St. Louis railways. The population was 5,084 in 1925 (State census) ; 1930 it was 4,940. It is the trading centre for a farming, stock-raising and dairying region, and has wagon shops, cement works and a tile factory. The city was founded about 1858 and incorporated in 1881. Since 1916 it has had a city-manager form of government.