Decatur station is an underground subway station in Decatur, Georgia, on the Blue Line of the Metropolitan Atlanta Rapid Transit Authority (MARTA) rail system. This station opened on June 30, 1979. In 2005, a major renovation of the Church Street entrance to the station was begun that was completed in 2006. The redesign was intended to allow the station to fit in better with the stores and restaurants in the Decatur square. It has 2 tracks and side platforms that serve each track. It is one of the only stations on the Blue Line that is completely underground.