Fairmount is a town in Fairmount Township, Grant County in the east central part of the U.S. state of Indiana. The population was 2,954 at the 2010 census. It is 55 miles (88 km) northeast of Indianapolis. Largely a bedroom community for nearby Marion, Fairmount is best known as the boyhood home of actor James Dean, who is buried there.
Fairmount is located at 40°25′4″N 85°38′56″W (40.417702, −85.648942).
According to the 2010 census, Fairmount has a total area of 1.58 square miles (4.09 km2), all land.
As of the census of 2010, there were 2,954 people, 1,241 households, and 837 families living in the town. The population density was 1,869.6 inhabitants per square mile (721.9/km2). There were 1,350 housing units at an average density of 854.4 per square mile (329.9/km2). The racial makeup of the town was 98.6% White, 0.1% African American, 0.2% Native American, 0.2% Asian, 0.2% from other races, and 0.7% from two or more races. Hispanic or Latino of any race were 0.9% of the population.
There were 1,241 households, of which 31.2% had children under the age of 18 living with them, 48.6% were married couples living together, 14.1% had a female householder with no husband present, 4.8% had a male householder with no wife present, and 32.6% were non-families.