where is monticello mississippi
Sponsored Topics. Monticello is a town in Lawrence County, Mississippi, United States. The population was 1,726 at the 2000 census. It is the county seat of Lawrence County. Monticello is located at 31Â°33â²15â³N 90Â°6â²36â³W / 31.55417Â°N 90.11Â°W / 31.55417; -90.11 (31.554181, -90.109962).