what county is parsons tn in
Sponsored Topics. Parsons is a city in Decatur County, Tennessee, United States. The population was 2,452 at the 2000 census. Parsons is located at 35Â°38â²56â³N 88Â°7â²24â³W / 35.64889Â°N 88.12333Â°W / 35.64889; -88.12333 (35.648780, -88.123386). According to the United States Census Bureau, the city has a total area of 3.9 square miles (10.1 kmÂ²), all of it land.