Gresham is a station on the Rock Island District Metra line, which runs between Joliet, Illinois and downtown Chicago, Illinois at the LaSalle Street Station. It is in Zone B according to Metra fee schedules based on its 9.8 miles (15.8 km) distance from downtown Chicago. It is in the community area of Auburn Gresham, on the south side of Chicago. The Rock Island service splits here; most trains travel west over the Suburban Line (via Brainerd), while some rush-hour trains head due south for Blue Island (via Longwood).