It is on the Blue Line of the Metropolitan Atlanta Rapid Transit Authority (MARTA) rail system.

A limited number of Green Line trains originate and terminate at Avondale rather than at their normal terminus at Edgewood / Candler Park, though these trains bypass East Lake and Decatur.

[2] Green Line service is expected to be extended to Avondale full-time when the platform at Bankhead station is expanded to accommodate 8-car trains, in order to increase service on the East-West trunk line.

[3] This station opened on June 30, 1979; this was the original eastern terminus of the Blue Line.

→ Blue Line limited service toward Indian Creek (Terminus) → Avondale station is a proposed terminus for rapid transit along the Clifton Corridor, a proposed public transportation corridor stretching from Lindbergh Center eastwards, following the existing CSX rail corridor to Emory University, with possible continuation along the northern edge of Decatur via Suburban Plaza on N. Decatur Rd.