Harpers Ferry is a city in Taylor Township, Allamakee County, Iowa, United States. The population was 262 at the time of the 2020 census. History Harpers Ferry was platted in 1852; it was then called Winfield. In 1860, the name was changed to Harper's Ferry (with an apostrophe-s). Geography According to the United States Census Bureau, the city has a total area of , of which is land and is water. Demographics 2010 census As of the 2010 census, there were 328 people, 173 households, and 106 families living in the city. The population density was . There were 578 housing units at an average density of . The racial makeup of the city was 99.7% White and 0.3% African American. There were 173 households, of which 13.3% had children under the age of 18 living with them, 57.8% were married couples living together, 2.3% had a female householder with no husband present, 1.2% had a male householder with no wife present, and 38.7% were non-families. 32.9% of all households were made up of individuals, and 19% had someone living alone who was 65 years of age or older. The average household size was 1.90 and the average family size was 2.33. The median age in the city was 58.8 years. 10.7% of residents were under the age of 18; 4.5% were between the ages of 18 and 24; 10% were from 25 to 44; 40.8% were from 45 to 64; and 33.8% were 65 years of age or older. The gender makeup of the city was 51.2% male and 48.8% female. 2000 census As of the 2000 census, there were 330 people, 166 households, and 110 families living in the city. The population density was . There were 560 housing units at an average density of . The racial makeup of the city was 98.18% White, 1.21% Native American, and 0.61% from two or more races. Hispanic or Latino of any race were 0.30% of the population. There were 166 households, out of which 15.7% had children under the age of 18 living with them, 57.8% were married couples living together, 6.0% had a female householder with no husband present, and 33.7% were non-families. 31.9% of all households were made up of individuals, and 22.3% had someone living alone who was 65 years of age or older. The average household size was 1.99 and the average family size was