Newtown is a town in Richland Township, Fountain County, Indiana, United States. The population was 256 at the 2010 census. History Newtown was platted in 1829. The Newtown post office was established in 1831. Geography Newtown is located at (40.204762, -87.149105). The town is concentrated around the intersection of State Road 55 and State Road 341 northwest of Indianapolis. According to the 2010 census, Newtown has a total area of , all land. Demographics 2010 census As of the census of 2010, there were 256 people, 93 households, and 67 families living in the town. The population density was . There were 107 housing units at an average density of . The racial makeup of the town was 95.3% White, 2.0% African American, 0.8% Native American, and 2.0% from two or more races. Hispanic or Latino of any race were 1.6% of the population. There were 93 households, of which 38.7% had children under the age of 18 living with them, 55.9% were married couples living together, 8.6% had a female householder with no husband present, 7.5% had a male householder with no wife present, and 28.0% were non-families. 23.7% of all households were made up of individuals, and 9.7% had someone living alone who was 65 years of age or older. The average household size was 2.75 and the average family size was 3.18. The median age in the town was 35.4 years. 28.5% of residents were under the age of 18; 8.2% were between the ages of 18 and 24; 28.9% were from 25 to 44; 25.8% were from 45 to 64; and 8.6% were 65 years of age or older. The gender makeup of the town was 56.3% male and 43.8% female. 2000 census As of the census of 2000, there were 162 people, 61 households, and 42 families living in the town. The population density was . There were 72 housing units at an average density of . The racial makeup of the town was 95.68% White, 1.85% Native American, and 2.47% from two or more races. Hispanic or Latino of any race were 3.09% of the population. There were 61 households, out of which 32.8% had children under the age of 18 living with them, 62.3% were married couples living together, 4.9% had a female householder with no husband present, and 31.1% were non-families. 29.5% of all households were made up of individuals, and 14.8%