Richton Park is a village in Cook County, Illinois, United States. The population was 13,646 at the 2010 census.
The community was named after a Richton in Vermont, the native home of a first settler.
Richton Park is located at 41°28′55″N 87°43′31″W (41.481992, -87.725352).
According to the 2010 census, Richton Park has a total area of 3.992 square miles (10.34 km2), of which 3.98 square miles (10.31 km2) (or 99.7%) is land and 0.012 square miles (0.03 km2) (or 0.3%) is water. It is bordered by Matteson to the north, Olympia Fields to the northeast, Park Forest to the east, University Park to the south and Frankfort to the west.
As of the 2010 census, there were 13,646 people, 5,391 households, and 2.54 persons living per household. The population density was 3,426.9 people per square mile (1,435.9/km2) according to 2010 census. There were 4,730 housing units at an average density of 1,401.9 per square mile (541.9/km2) in 2000. By 2010, the racial makeup of the village was 82.4% African American, 12.7% White, 0.1% Native American, 1.0% Asian, 0.1% Pacific Islander and 2.6% from two or more races. Hispanic or Latino of any race were 3.5% of the population.
According to 2000 census data, there were 4,578 households, out of which 39.3% had children under the age of 18 living with them, 47.5% were married couples living together, 18.5% had a female householder with no husband present, and 30.1% were non-families. 26.1% of all households were made up of individuals, and 7.1% had someone living alone who was 65 years of age or older.