South Solon is a village in Madison County, Ohio, United States. The population was 355 at the 2010 census. Despite their similar names, South Solon is not adjacent to the city of Solon, Ohio, a suburb of Cleveland in Cuyahoga County. The two towns are approximately 170 miles (270 km) apart.
As of 1875, the community contained a post office, one grocery store, and one blacksmith shop. The village's community building was constructed in 1938 by the Public Works Administration at an estimated cost of $25,454.
South Solon is located at 39°44′16″N 83°36′41″W (39.737861, -83.611277).
According to the United States Census Bureau, the village has a total area of 0.25 square miles (0.65 km2), all land.
As of the census of 2010, there were 355 people, 123 households, and 94 families living in the village. The population density was 1,420.0 inhabitants per square mile (548.3/km2). There were 145 housing units at an average density of 580.0 per square mile (223.9/km2). The racial makeup of the village was 96.9% White, 0.3% African American, 0.3% Native American, and 2.5% from two or more races. Hispanic or Latino of any race were 2.5% of the population.