The Chicago "L" is the rapid transit system serving the city of Chicago and some of its surrounding suburbs in the U.S. state of Illinois. Operated by the Chicago Transit Authority (CTA), it is the fourth-largest rapid transit system in the United States in terms of total route length, at 102.8 miles (165.4 km) long as of 2014, and the third-busiest rapid transit system in the United States. In 2016, the "L" had 1,492 rail cars, eight different routes, and 145 train stations. In 2023, the system had 117,447,000 rides, or about 373,800 per weekday in the fourth quarter of 2023.
The Red Line is a rapid transit line in Chicago, run by the Chicago Transit Authority (CTA) as part of the Chicago "L" system. It is the busiest line on the "L" system, with an average of 93,457 passengers boarding each weekday in 2022. The route is 26 miles (42 km) long with a total of 33 stations. It runs elevated from the Howard station in the Rogers Park neighborhood on the North Side, through a subway on the Near North Side, Downtown, and the South Loop, and then through the Dan Ryan Expressway median to 95th/Dan Ryan in the Roseland neighborhood on the South Side.
The Brown Line of the Chicago "L" system, is an 11.4-mile (18.3 km) route with 27 stations between Chicago's Albany Park neighborhood and downtown Chicago. It runs completely above ground and is almost entirely grade-separated. It is the third-busiest 'L' route, with an average of 28,315 passengers boarding each weekday in 2022.
The Purple Line of the Chicago "L" is a 3.9-mile (6.3 km) route on the northernmost section of the system. The service normally begins from Linden in Wilmette and ends at Howard on Chicago's north border, passing through the city of Evanston.
Howard is an 'L' station in Chicago, Illinois on the North Side Main Line. It is the northern terminus of the Red Line and the southeastern terminus of the Yellow Line; it also serves the Purple Line, for which it is the southern terminus at non-rush hour times on weekdays and all day on weekends. Trains on the Chicago North Shore and Milwaukee Railroad also stopped at Howard from 1926 until that line was abandoned in 1963.
Belmont is an 'L' station serving the CTA's North Side Main Line. It is served at all times by the Red and Brown Lines, and by the Purple Line Express during weekday rush hours. It is located at 945 West Belmont Avenue in the Lakeview neighborhood of Chicago, Illinois. It is an elevated station with two island platforms serving four tracks; Brown and Purple Line trains share the outer tracks while Red Line trains run on the inner tracks. Along with residential areas, the neighborhood surrounding Belmont contains many eclectic shops, bars, and restaurants and active nightlife. The station is one of the more heavily utilized on the system serving as a busy transfer point, and also as a terminal when the Brown Line operates as a shuttle service to and from Kimball late at night and early in the morning. It is nearly identical to Fullerton, minus the terminal status.
Merchandise Mart is a station on the Chicago Transit Authority's 'L' system, located in the Near North Side neighborhood at 350 North Wells Street in Chicago, Illinois. The station is elevated above street level, on a steel structure. The turnstiles and customer assistant booth of the station are located on the second level of the Merchandise Mart itself. This is the main entrance to the station.
Chicago, is an 'L' station on the CTA's Brown and Purple Lines. Located in the Near North Side neighborhood at 300 W Chicago Avenue at West Chicago Avenue and North Franklin Street in Chicago, Illinois, the station opened in 1900 as part of the original series of stations on the Northwestern Elevated. A high density of art galleries and several schools is in the vicinity of the station, including the Moody Bible Institute.
Francisco is an 'L' station on the CTA's Brown Line. It is an at-grade station with a single island platform, located in Chicago's Ravenswood Manor neighborhood at 4649 North Francisco Avenue. The adjacent stations are Kedzie, which is about 0.3 miles (480 m) to the west, and Rockwell, located across the Chicago River about 0.4 miles (640 m) to the east.
Damen is an 'L' station on the CTA's Brown Line. It is an elevated station with two side platforms, located at 4643–47 North Damen Avenue in Chicago's Ravenswood neighborhood. The adjacent stations are Western, which is located about one half mile (0.8 km) to the west, and Montrose, about one half mile (0.8 km) to the southeast. Located three blocks east is the Ravenswood Metra station on the commuter railroad's Union Pacific North Line.
Montrose is a station on the Chicago Transit Authority's 'L' system. It is situated between the Damen and Irving Park stations on the Brown Line, which runs between Albany Park on Chicago's Northwest Side and downtown Chicago. It is an elevated station with two side platforms located at 1817 West Montrose Avenue in the Ravenswood neighborhood of Chicago's Lincoln Square community area.
Irving Park is an 'L' station on the CTA's Brown Line. It is an elevated station with two side platforms, located in Chicago's North Center neighborhood. The stations adjacent to Irving Park are Montrose, one half mile (0.8 km) to the north, and Addison, one half mile (0.8 km) to the south.
Addison is an 'L' station on the CTA's Brown Line. It is an elevated station with two side platforms, located at 1818–20 West Addison Street in Chicago's North Center neighborhood. The stations that are adjacent to Addison are Irving Park, one-half mile (0.80 km) to the north, and Paulina, about three-eighths mile (0.60 km) to the southeast.
Paulina is an 'L' station on the Chicago Transit Authority's Brown Line. It is an elevated station with two side platforms, located at 3410 North Lincoln Avenue, in Chicago's Lakeview neighborhood, close to Roscoe Village. The stations that are adjacent to Paulina are Addison, about three-eighths of a mile to the northwest and Southport, about three-eighths of a mile to the east.
Fullerton is an 'L' station on the CTA's North Side Main Line. It is served at all times by Red and Brown Line trains; Purple Line Express trains also stop at the station during weekday rush hours. It is an elevated station with two island platforms, serving four tracks, located in the Lincoln Park neighborhood in Chicago, Illinois. Brown and Purple Line trains share the outer tracks while Red Line trains run on the inner tracks. As well as being an important transfer station, the station serves the Lincoln Park Campus of DePaul University.
Sedgwick is an 'L' station on the CTA's Brown Line, Purple Line Express trains also stop at the station during weekday rush hours. It is an elevated station with two side platforms, located in Chicago's Old Town neighborhood of the Near North Side community area. The adjacent stations are Armitage, which is located about one mile (1.6 km) to the northwest, and Chicago, located about one mile (1.6 km) to the south.
Lawrence is a temporarily closed 'L' station on the Chicago Transit Authority's Red Line. It is an elevated station located at 1117 West Lawrence Avenue in the Uptown neighborhood of Chicago, Illinois. The adjacent stations are Argyle, located about 1⁄3 mile (0.54 km) to the north, and Wilson, about 1⁄4 mile (0.40 km) to the south, serving as alternate stations remaining open while Lawrence is closed for reconstruction. Four tracks pass through the station, though the two western tracks are out of service for reconstruction with all trains passing through without stopping on the two eastern tracks. Prior to demolition in 2021, there was a single island platform in the center of the tracks; Purple Line weekday rush hour express service used the outside tracks and did not stop.
Wellington is a Chicago 'L' station on the Chicago Transit Authority (CTA) Brown Line; Purple Line express trains also stop at the station during weekday rush hours. It is an elevated station with four tracks and two side platforms, located at 945 West Wellington Avenue in the Lakeview neighborhood of Chicago, Illinois. Red Line trains pass through the station on the middle tracks, but do not stop. The station closed for renovations from March 30, 2008, until July 30, 2009.
Diversey is an 'L' station on the CTA Brown Line; Purple Line express trains also stop at the station during weekday rush hours. It is an elevated station with two side platforms, located in the Lincoln Park neighborhood of Chicago, Illinois. Red Line trains pass through the station on the middle tracks, but do not stop.
The North Side Main Line is a branch of the Chicago "L" system that is used by Red, Purple, and Brown Line trains. As of 2012, it is the network's busiest rail branch, serving an average of 123,229 passengers each weekday. The branch is 10.3 miles (16.6 km) long with a total of 21 stations, from Howard Street in Rogers Park down to Lake Street in Chicago's Loop. The branch serves the north side of the city 24 hours a day, seven days a week.
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