Jackson is an "L" station on the CTA's Red Line in the Loop. Free transfers to BlueLine trains are available at this station via a lower level transfer
HaroldWashingtonLibrary-State/Van Buren, (formerly Library-State/Van Buren, formerly State/Van Buren), is an 'L' station serving the CTA's Brown, Orange
Orange Line after stopping at the HaroldWashingtonLibrarystation; whereas several Orange Line trains bound for Kimball continue as the Brown Line after