Irondale is located south of the center of Clayton County at 33°28′32″N 84°21′37″W / 33.47556°N 84.36028°W (33.475430, -84.360326). U.S. Routes 19 and 41 form the eastern edge of the CDP and lead north 3 miles (5 km) to Jonesboro, the county seat. Downtown Atlanta is 20 miles (32 km) to the north.
According to the United States Census Bureau, the Irondale CDP has a total area of 3.2 square miles (8.3 km2), of which 3.2 square miles (8.2 km2) is land and 0.04 square miles (0.1 km2), or 1.47%, is water.
Learn more about Irondale.