New Hampton is a city in, and the county seat of, Chickasaw County, Iowa, United States. The population was 3,494 at the time of the 2020 census. History New Hampton was founded circa 1855. It is named after New Hampton, New Hampshire, the native town of one of its founders. Geography New Hampton is located at (43.059701, -92.314703). According to the United States Census Bureau, the city has a total area of , all land. Climate Demographics 2010 census As of the 2010 census, there were 3,571 people, 1,555 households, and 943 families living in the city. The population density was . There were 1,697 housing units at an average density of . The racial makeup of the city was 96.0% White, 0.3% African American, 0.1% Native American, 0.5% Asian, 2.5% from other races, and 0.4% from two or more races. Hispanic or Latino of any race were 3.9% of the population. The median age in the city was 44.8 years. 22.9% of residents were under the age of 18; 6.7% were between the ages of 18 and 24; 20.6% were from 25 to 44; 26.8% were from 45 to 64; and 23% were 65 years of age or older. The gender makeup of the city was 47.4% male and 52.6% female. 2000 census As of the 2000 census, there were 3,692 people, 1,545 households, and 976 families living in the city. The population density was . There were 1,658 housing units at an average density of . The racial makeup of the city was 98.62% White, 0.03% Native American, 0.46% Asian, 0.03% Pacific Islander, 0.08% from other races, and 0.79% from two or more races. Hispanic or Latino of any race were 0.35% of the population. There were 1,545 households, out of which 29.3% had children under the age of 18 living with them, 53.9% were married couples living together, 7.4% had a female householder with no husband present, and 36.8% were non-families. 33.5% of all households were made up of individuals, and 18.4% had someone living alone who was 65 years of age or older. The average household size was 2.28 and the average family size was 2.93. Age spread: 23.1% under the age of 18, 7.3% from 18 to 24, 25.2% from 25 to 44, 21.6% from 45 to 64, and 22.8% who were 65 years of age or older. The median age was 41 years. For