West Harrison is a town in Harrison Township, Dearborn County, Indiana, United States. The population was 289 at the 2010 census. History Settlers at West Harrison found numerous mounds constructed by Indians. West Harrison was laid out in 1813, the same year its twin city of Harrison, Ohio, was founded. Geography West Harrison is located at (39.261283, -84.820869). West Harrison is located just across the Indiana state line from Harrison, Ohio. The two towns are divided by State Street. According to the 2010 census, West Harrison has a total area of , of which (or 96.49%) is land and (or 3.51%) is water. Demographics 2010 census As of the census of 2010, there were 289 people, 136 households, and 68 families living in the town. The population density was . There were 174 housing units at an average density of . The racial makeup of the town was 99.0% White, 0.3% African American, 0.3% Native American, and 0.3% Asian. Hispanic or Latino of any race were 0.3% of the population. There were 136 households, of which 21.3% had children under the age of 18 living with them, 30.1% were married couples living together, 13.2% had a female householder with no husband present, 6.6% had a male householder with no wife present, and 50.0% were non-families. 43.4% of all households were made up of individuals, and 11% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.94. The median age in the town was 42.2 years. 17.3% of residents were under the age of 18; 9.7% were between the ages of 18 and 24; 27.7% were from 25 to 44; 32.9% were from 45 to 64; and 12.5% were 65 years of age or older. The gender makeup of the town was 52.6% male and 47.4% female. 2000 census As of the census of 2000, there were 284 people, 142 households, and 70 families living in the town. The population density was . There were 151 housing units at an average density of . The racial makeup of the town was 99.30% White, 0.35% Native American, and 0.35% from two or more races. Hispanic or Latino of any race were 0.70% of the population. There were 142 households, out of which 25.4% had children under the age of 18 living with them, 31.0% were married couples