Jackson (also Jackson/State) is an "L" station on the CTA's Red Line in the Loop. Free transfers to Blue Line trains are available at this station via a lower level transfer tunnel to the Jackson/Dearborn subway station and farecard transfers to Purple, Orange, Brown and Pink Line trains are available via the Harold Washington Library – State/Van Buren Loop Elevated station. The accessible entrance is located on the west side of State Street between Jackson & Adams, just south of 220 State Street.