Emmetsburg, Iowa, United States [City]; population was 3,940 in 1990; housing units was 1,740 in 1990; location is 43°7'N 94°41'W; land area is 3.55 square miles (2,275 acres); water area is 0.16 square miles (105 acres); FIPS code is 25590 [SourceCBP]