Huntingdon is a town in Carroll County, Tennessee, United States. The population was 4,349 at the 2000 census and 3,985 in 2010. It is the county seat of Carroll County.
Huntingdon was named for Memucan Hunt, the original owner of the town site.
Huntingdon is located slightly east of the center of Carroll County at 36°0′26″N 88°25′14″W (36.007154, -88.420683).
According to the United States Census Bureau, the town has a total area of 11.9 square miles (30.9 km2), of which 11.9 square miles (30.8 km2) is land and 0.04 square miles (0.1 km2), or 0.42%, is water.
As of the census of July 2010, there were 3,985 people living in the town.
As of the census of 2000, the population density was 387.8 people per square mile (149.7/km2). There were 1,950 housing units at an average density of 173.9 per square mile (67.1/km2). The racial makeup of the town was 80.52% White, 17.87% African American, 0.14% Native American, 0.11% Asian, 0.02% Pacific Islander, 0.11% from other races, and 1.22% from two or more races. Hispanic or Latino of any race were 0.62% of the population.
There were 1,752 households, out of which 30.1% had children under the age of 18 living with them, 51.4% were married couples living together, 14.4% had a female householder with no husband present, and 32.1% were non-families. 29.5% of all households were made up of individuals, and 16.0% had someone living alone who was 65 years of age or older. The average household size was 2.34 and the average family size was 2.88.