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 after the New York City Subway and the Washington Metro. As of January 2024, the "L" had 1,480 rail cars operating across eight different routes on 224.1 miles of track. CTA trains make about 1,888 trips each day servicing 146 train stations. In 2023, the system had 117,447,000 rides, or about 416,200 per weekday in the third quarter of 2024.
The Blue Line is a 26.93-mile-long (43.34 km) Chicago "L" line which runs from O'Hare International Airport at the far northwest end of the city, through downtown via the Milwaukee–Dearborn subway and across the West Side to its southwest end in Forest Park, with a total of 33 stations. At about 27 miles, it is the longest line on the Chicago "L" system and second busiest, and one of the longest local subway/elevated lines in the world. It has an average of 72,475 passengers boarding each weekday in 2023.
Wells Street Terminal was a stub-end downtown terminal on the 'L' in Chicago, Illinois, located at Wells Street between Jackson Boulevard and Van Buren Street. The terminal was in operation from 1904 to 1953.
Western is an elevated rapid transit station on the Chicago "L"'s Blue Line, where it is located on the O'Hare branch. The station, opened in 1895, is located within the Bucktown neighborhood in the larger Logan Square community area. It has two side platforms at track level with a station house at street level.
Damen is a rapid transit station on the Chicago "L", currently serving the O'Hare branch of its Blue Line. Opened on May 6, 1895, as Robey, it is the oldest station on the Blue Line. The station serves the popular Bucktown and Wicker Park neighborhoods, and is consistently in the top 40 highest-ridership "L" stations. It has two wooden side platforms and a brick station house at street level. The west platform, serving southbound trains, contains a tower that has never been used but is a relic of the station's past. The station is served by three bus routes on Damen, Milwaukee, and North Avenues, which are each descended from streetcar lines on those streets in the early 20th century. The Blue Line has owl service; while the surrounding streetcar lines also had owl service in the early 20th century, the modern bus services do not.
Oak Park is a station on the Chicago 'L' system, serving the Blue Line's Forest Park branch and Oak Park, Illinois. The station is alongside the Eisenhower Expressway between Oak Park Avenue and East Avenue, near the Oak Park Conservatory. The auxiliary entrance on East Avenue is half a block from the Oak Park Conservatory.
Forest Park is a station on the Chicago Transit Authority's 'L' system, located in the village of Forest Park, Illinois and serving the Blue Line. Before the Congress Line was built, it served as terminal for the Garfield Line. It is the western terminus of the Forest Park branch. The station was known as Des Plaines until 1994. It is also referred to as the Forest Park Transit Center by Pace because it is a major terminal for Pace buses. The station contains a 1,051-space Park and Ride lot which uses the "Pay and Display" system, in which fees are paid at the lot entrance. It is located south of the Baltimore and Ohio Chicago Terminal Railroad tracks which curve to the north of the station towards Madison Street where the line rechristens itself to the Canadian National Railway's Waukesha Subdivision.
The Metropolitan West Side Elevated Railroad was the third elevated rapid transit line to be built in Chicago, Illinois. It was the first of Chicago’s elevated lines to be electrically powered. The main line ran from downtown Chicago to Marshfield Avenue, with branches to Logan Square, Humboldt Park, Garfield Park, and Douglas Park. Portions of the system are still operated as sections of the Blue Line and the Pink Line.
The Metropolitan main line was a rapid transit line of the Chicago "L" system from 1895 to 1958. It ran west from downtown to a junction at Marshfield station. At this point the Garfield Park branch continued westward, while the Douglas Park branch turned south, and the Logan Square branch turned north with the Humboldt Park branch branching from it. In addition to serving the Chicago "L", its tracks and those of the Garfield Park branch also carried the Chicago Aurora and Elgin Railroad, an interurban that served Chicago's western suburbs, between 1905 and 1953.
The Humboldt Park branch was a rapid transit line which was part of the Chicago "L" system from 1895 to 1952. The branch served the West Town and the Humboldt Park neighborhoods of Chicago and consisted of six elevated stations. It opened on July 29, 1895, and closed on May 4, 1952.
The Logan Square branch was an elevated rapid transit line of the Chicago "L", where it was one of the branches of the Metropolitan West Side Elevated Railroad. Diverging north from the Metropolitan's main line west of Marshfield station, it opened in 1895 and served Chicago's Logan Square and West Town neighborhoods. North of Damen station, the Humboldt Park branch diverged from the Logan Square branch, going west to serve Humboldt Park. The original Logan Square branch was separated into several sections in 1951, some of which remain in revenue service as of 2023.
The Lake Street Transfer station was a rapid transit station on the Chicago "L", serving as a transfer station between its Lake Street Elevated Railroad and the Logan Square branch of its Metropolitan West Side Elevated Railroad. Located where the Logan Square branch crossed over the Lake Street Elevated, it was in service from 1913 to 1951, when it was rendered obsolete by the opening of the Dearborn Street subway.
Marshfield was a rapid transit station on the Chicago "L" in service between 1895 and 1954. Constructed by the Metropolitan West Side Elevated Railroad, it was the westernmost station of the Metropolitan's main line, which then diverged into three branches. Marshfield was also served by the Aurora Elgin and Chicago Railway (AE&C) and its descendant the Chicago Aurora and Elgin Railroad (CA&E), an interurban, between 1905 and 1953.
Madison was a rapid transit station on the Chicago "L"'s Metropolitan West Side Elevated Railroad, serving its Logan Square branch from 1895 to 1951. The station was typical of those constructed by the Metropolitan, with a Queen Anne station house and two wooden side platforms adjacent to the tracks. For much of its existence, Madison served the nearby sports arena Chicago Stadium.
Laflin was a rapid transit station operated by the Chicago "L"'s Metropolitan West Side Elevated Railroad and located on its main line. The station existed from 1895 to 1951, when it was closed due to low ridership. The entire main line would soon be demolished for construction of the Eisenhower Expressway and its Congress Line, and the niche served by the Laflin would be filled by an entrance on the new line's Racine station.
Canal was a rapid transit station located on the Metropolitan main line of the Chicago "L" that was in service from 1895 to 1958, when the entire main line was replaced by the Congress Line located in the median of the nearby Eisenhower Expressway. Starting in 1927, the interurban Chicago Aurora and Elgin Railroad (CA&E) also served the station, continuing until 1953. The station connected with Chicago's Union Station, which was one of the city's rail terminals. One of the busiest stations on the Metropolitan's routes, and of the "L" in general, it opened a second entrance on Clinton Street in 1914.
Division was a rapid transit station on the Chicago "L"'s Logan Square branch, one of several branches of the Metropolitan West Side Elevated Railroad. Located on Division Street, the station was constructed by the Metropolitan in the early 1890s and began service on May 6, 1895.
Chicago was a rapid transit station on the Logan Square branch of the Chicago "L", one of the several branches of the Metropolitan West Side Elevated Railroad, between 1895 and 1951. Located on Chicago Avenue, the station was constructed by the Metropolitan in the early 1890s and began service on May 6, 1895.
Grand was a rapid transit station on the Chicago "L"'s Logan Square branch, one of the several branches of the Metropolitan West Side Elevated Railroad. Located on Grand Avenue, the station was constructed by the Metropolitan in the early 1890s and began service on May 6, 1895.
Kedzie was a rapid transit station on the Chicago "L", serving the Garfield Park branch of its Metropolitan West Side Elevated Railroad, from 1895 to 1958. Between 1905 and 1953, it also served the Chicago Aurora and Elgin Railroad (CA&E), an interurban using Garfield Park tracks, between 1905 and 1953.
