Gentryville is a town in Jackson Township, Spencer County, in the U.S. state of Indiana. The population was 268 at the 2010 census. History Gentryville was platted in December 1854, and named for James Gentry, an early settler and local businessman. The Gentryville post office has been in operation since 1826. Geography Gentryville is located at (38.108864, -87.030390). According to the 2010 census, Gentryville has a total area of , all land. Demographics 2010 census As of the census of 2010, there were 268 people, 110 households, and 79 families living in the town. The population density was . There were 118 housing units at an average density of . The racial makeup of the town was 95.9% White, 1.1% African American, 1.9% Native American, 0.7% from other races, and 0.4% from two or more races. Hispanic or Latino of any race were 1.1% of the population. There were 110 households, of which 27.3% had children under the age of 18 living with them, 55.5% were married couples living together, 8.2% had a female householder with no husband present, 8.2% had a male householder with no wife present, and 28.2% were non-families. 21.8% of all households were made up of individuals, and 7.3% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 2.75. The median age in the town was 44.4 years. 19% of residents were under the age of 18; 8.3% were between the ages of 18 and 24; 23.9% were from 25 to 44; 32.5% were from 45 to 64; and 16.4% were 65 years of age or older. The gender makeup of the town was 47.8% male and 52.2% female. 2000 census As of the census of 2000, there were 262 people, 95 households, and 81 families living in the town. The population density was . There were 106 housing units at an average density of . The racial makeup of the town was 96.18% White, 1.15% Native American, 0.38% Asian, 0.76% from other races, and 1.53% from two or more races. Hispanic or Latino of any race were 3.05% of the population. There were 95 households, out of which 41.1% had children under the age of 18 living with them, 67.4% were married couples living together, 11.6% had a female householder with no husband present, and 14.7% were non-families. 12.6% of