Bonar Hall is an 1839–40 Georgian-style house in Madison, Georgia, one of the first of the grand-style homes built during the town's cotton-boom heyday, 1840–60. It was placed on the National Register of Historic Places in 1972.

Madison is a city in Morgan County, Georgia, United States. It is part of the Atlanta-Athens-Clarke-Sandy Springs Combined Statistical Area. The population was 4,447 at the 2020 census, up from 3,979 in 2010. The city is the county seat of Morgan County and the site of the Morgan County Courthouse.