Milan is a city in Sullivan County, Missouri, United States. The population was 1,960 at the 2010 census. It is the county seat of Sullivan County. It is prounouced MY-lun.
Milan is located at 40°12’6″N 93°7’30″W (40.201661, -93.125092). According to the United States Census Bureau, the city has a total area of 1.78 square miles (4.61 km2), of which, 1.77 square miles (4.58 km2) is land and 0.01 square miles (0.03 km2) is water.