Stonefort is a village in Saline and Williamson counties, Illinois, United States. The population was 297 at the 2010 census. Stonefort school system merged with Carrier Mills, and is platted on the face of a bluff or Stonefort Bluff.Stonefort is located at 37°37′0″N 88°42′26″W / 37.61667°N 88.70722°W / 37.61667; -88.70722.According to the 2010 census, Stonefort has a total area of 1.456 square miles, of which 1.45 square miles is land and 0.006 square miles is water.As of the census of 2010, there were 297 people, 131 households, and 89 families residing in the village. The population density was 199.9 people per square mile. There were 144 housing units at an average density of 98.6 per square mile. The racial makeup of the village was 97.60% White, 1.03% African American, 1.03% from other races, and 0.34% from two or more races. Hispanic or Latino of any race were 1.71% of the population.There were 131 households out of which 24.