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 Washington Metro. In 2016, the "L" had 1,492 rail cars, eight different routes, and 145 train stations. In 2022, the system had 103,524,900 rides, or about 388,600 per weekday in the third quarter of 2023.
Metra is the commuter rail system in the Chicago metropolitan area serving the city of Chicago and its surrounding suburbs via the Union Pacific Railroad, BNSF Railway, and other railroads. The system operates 242 stations on 11 rail lines. It is the fourth busiest commuter rail system in the United States by ridership and the largest and busiest commuter rail system outside the New York City metropolitan area. In 2022, the system had a ridership of 23,726,400, or about 154,200 per weekday as of the third quarter of 2023. The estimated busiest day for Metra ridership occurred on November 4, 2016—the day of the Chicago Cubs 2016 World Series victory rally.
The Blue Line is a 26.93-mile-long (43.34 km) Chicago "L" line which extends through The Loop 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 at 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 64,978 passengers boarding each weekday in 2022.
The Green Line is a rapid transit line in Chicago, Illinois, operated by the Chicago Transit Authority (CTA) as part of the Chicago "L" system. It is the only completely elevated route in the "L" system. All other routes may have various combinations of elevated, subway, street level, or freeway median sections.
LaSalle Street is a major north-south street in Chicago named for Robert de La Salle, a 17th century French explorer of the Illinois Country. The portion that runs through the Chicago Loop is considered to be Chicago's financial district.
LaSalle Street Station is a commuter rail terminal at 414 South LaSalle Street in downtown Chicago. First used as a rail terminal in 1852, it was a major intercity rail terminal for the New York Central Railroad until 1968, and for the Chicago, Rock Island and Pacific Railroad until 1978, but now serves only Metra's Rock Island District. The present structure became the fifth station on the site when its predecessor was demolished in 1981 and replaced by the new station and the One Financial Place tower for the Chicago Stock Exchange. The Chicago Board of Trade Building, Willis Tower, and Harold Washington Library are nearby.
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.
Quincy is a rapid transit station on the Chicago "L" system. It is located between the Washington/Wells and LaSalle/Van Buren stations on the Loop. The station is located above the intersection of Quincy Street and Wells Street in downtown Chicago, Illinois. Having opened in 1897, it is one of the oldest surviving stations on the 'L' system.
Washington/Wells is a station on the Chicago "L" system, located in downtown Chicago, Illinois on The Loop. The station opened on July 17, 1995. Washington/Wells is located a few blocks from several major attractions and business centers, such as Chicago City Hall, the Civic Opera House, and the Chicago Mercantile Exchange. The station is also three blocks east of Ogilvie Transportation Center, terminal for the Union Pacific North, Northwest, and West line Metra trains. The station is located between Washington and Madison on Wells Street in downtown Chicago.
Clark/Division is an "L" station on the CTA's Red Line. It is a subway station with one island platform located at 1200 North Clark Street, in the Near North Side neighborhood of Chicago, between the Gold Coast and Old Town. Much of Chicago's North Loop nightlife, including the Rush Street district and many bars and nightclubs are located close to the station.
Clark/Lake is an 'L' station located at 100/124 West Lake Street in Chicago's Loop district, and is accessed from the James R. Thompson Center and 203 North LaSalle building. It is one of the most complex stations on the 'L' system, comprising an elevated station and a subway station. The elevated station is serviced by the Brown, Green, Orange, Pink, and Purple Lines, while the subway platform is serviced by the Blue Line. In December 2014, it had an average of 17,644 weekday passenger entrances, making it the second busiest station in the 'L' system. The Richard J. Daley Center, Chicago City Hall, and Chicago Title and Trust Center are also served by the station. It is the busiest station on the Loop Elevated, and the second-busiest station on the 'L' system as of December 2014. This station had been recognized as the station(s) with the most pickpockets by ABC 7 Chicago in 2018.
LaSalle/Van Buren is a Chicago "L" station in downtown Chicago serving the CTA's Brown, Orange, Pink, and Purple Lines. LaSalle/Van Buren is one of the eight stations in the Loop. The station opened on October 3, 1897. LaSalle Street Station, terminal for Metra's Rock Island District trains, is less than a block from the station.
O'Hare is a Chicago "L" station located at O'Hare International Airport, 17 miles (27 km) northwest of The Loop. The northwestern terminus of the Chicago Transit Authority's Blue Line, it is a subway station with two island platforms serving three tracks, situated under the parking garage for Terminals 1, 2, and 3. Trains are scheduled to depart from O'Hare every 2–7 minutes during rush-hour periods and take about 40 minutes to travel to the Loop. It is the westernmost station of the Chicago 'L' system. It is also the only station without coordinates in Chicago's grid system, the only underground terminus, and is the only terminal that does not directly connect to any CTA or Pace buses. It is also one of two terminals that does not have a yard assigned to it.
Jackson 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 station in the Milwaukee–Dearborn subway and farecard transfers to Purple, Orange, Brown and Pink Line trains are available via the Harold Washington Library – State/Van Buren Loop Elevated station.
Clinton is a subway station on the Chicago Transit Authority's 'L' system, serving the Blue Line and the West Loop neighborhood of the larger Near West Side community area. The Congress Branch of the Blue line opened in June 1958, and connected to the existing Dearborn subway at LaSalle. It is the closest 'L' station to Union Station, which doubles as Chicago's Amtrak station and the downtown terminal for several Metra lines. It is also the closest station to Chicago's Greyhound bus terminal. Union Station is two blocks north, while Greyhound is one block west.
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 Jefferson Park Transit Center is an intermodal passenger transport hub in the Jefferson Park neighborhood of Chicago, Illinois. It serves as a station for rail and also as a bus terminal. Jefferson Park Transit Center's railroad station is on Metra's Union Pacific Northwest Line, with the station located at 4963 North Milwaukee Avenue. Jefferson Park is 9.1 miles (14.6 km) away from Ogilvie Transportation Center in downtown Chicago, the inbound terminus of the Union Pacific Northwest Line. Under Metra's zone-based fare system, Jefferson Park is in zone B. As of 2018, Jefferson Park is the 97th busiest of Metra's 236 non-downtown stations, with an average of 510 weekday boardings.
Wells Street is a major north–south street in Chicago. It is officially designated as 200 West, and is named in honor of William Wells, a United States Army Captain who died in the Battle of Fort Dearborn. Between 1870 and 1912, it was named 5th Avenue so as not to tarnish the name of Wells during a period when the street had a bad reputation.
The Milwaukee–Dearborn subway is an underground section of the Chicago "L" system in The Loop, Chicago, Illinois. It is 3.85 mi (6.20 km) long and forms the central part of the Blue Line. As of February 2013, the subway serves an average of 44,584 passengers each weekday. Since the subway is served by the Blue Line, it is open to passengers 24 hours a day and 365 days a year.
Roosevelt is an "L" station on the CTA's Red, Green, and Orange Lines, located between the Chicago Loop and the Near South Side in Chicago, Illinois. It is situated at 1167 S State Street, just north of Roosevelt Road. The station is also the closest "L" station to the Museum Campus of Chicago and Soldier Field, which are about 1⁄2 mile (800 m) to the east. The Museum Campus/11th Street Metra station is also about 1⁄3 mile (500 m) to the east.
Metra: LaSalle Street 
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