Rockwell City is a city in Calhoun County, Iowa, United States. The population was 1,709 at the 2010 census. It is the county seat of Calhoun County.HistoryRockwell City was platted in 1876. It is named for its founders, John M. Rockwell, and his wife Charlotte M. Rockwell.Demographics2010 censusAs of the census of 2010, there were 1,709 people, 773 households, and 471 families residing in the city. The population density was 405.0PD/sqmi. There were 916 housing units at an average density of 217.1/sqmi. The racial makeup of the city was 98.4% White, 0.2% African American, 0.1% Native American, 0.4% Asian, 0.1% from other races, and 0.8% from two or more races. Hispanic or Latino of any race were 0.4% of the population.There were 773 households of which 24.7% had children under the age of 18 living with them, 49.3% were married couples living together, 8.7% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 39.1% were non-families. 36.2% of all households were made up of individuals and 20% had someone living alone who was 65 years of age or older. The average household size was 2.14 and the average family size was 2.77.
