About Marengo, Iowa
Marengo is a town in and the county seat of Iowa County, Iowa, United States. It has served as the county seat since August 1845, even though it was not incorporated until July 1859. The population was 2,528 in the 2010 census, a decline from 2,535 in 2000.
According to the United States Census Bureau, the city has a total area of 2.14 square miles (5.54 km2), of which 2.08 square miles (5.39 km2) is land and 0.06 square miles (0.16 km2) is water.
The Iowa River passes north of town....
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