Rockwell is a city in Cerro Gordo County, Iowa, United States. The population was 1,071 at the time of the 2020 census. It is part of the Mason City Micropolitan Statistical Area. Geography Rockwell, IA is located at (42.984671, -93.190007). According to the United States Census Bureau, the city has a total area of , all land. Demographics 2010 census As of the census of 2010, there were 1,039 people, 420 households, and 299 families living in the city. The population density was . There were 444 housing units at an average density of . The racial makeup of the city was 98.6% White, 0.1% African American, 0.1% Asian, 0.1% from other races, and 1.2% from two or more races. Hispanic or Latino of any race were 1.6% of the population. There were 420 households, of which 32.4% had children under the age of 18 living with them, 56.9% were married couples living together, 9.5% had a female householder with no husband present, 4.8% had a male householder with no wife present, and 28.8% were non-families. 25.2% of all households were made up of individuals, and 11.2% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 2.83. The median age in the city was 41.7 years. 23.7% of residents were under the age of 18; 7.6% were between the ages of 18 and 24; 22.5% were from 25 to 44; 26.6% were from 45 to 64; and 19.7% were 65 years of age or older. The gender makeup of the city was 48.4% male and 51.6% female. 2000 census As of the census of 2000, there were 989 people, 371 households, and 268 families living in the city. The population density was . There were 390 housing units at an average density of . The racial makeup of the city was 97.88% White, 0.10% African American, 0.10% Native American, 0.20% Asian, 0.30% from other races, and 1.42% from two or more races. Hispanic or Latino of any race were 1.62% of the population. There were 371 households, out of which 36.4% had children under the age of 18 living with them, 63.3% were married couples living together, 6.5% had a female householder with no husband present, and 27.5% were non-families. 25.1% of all households were made up of individuals, and 15.9% had someone living alone