Green Line (CTA)

Green Line
A Cottage Grove-bound Green Line train of 5000-series cars approaching the Roosevelt station.
Overview
Status	Operational
Locale	Chicago, Oak Park and Forest Park, Illinois, United States
Termini	Harlem/Lake Ashland/63rd, Cottage Grove
Stations	31
Website	CTA Green Line
Service
Type	Rapid transit
System	Chicago "L"
Operator(s)	Chicago Transit Authority
Depot(s)	Ashland Yard, Harlem Yard
Rolling stock	5000-series 6 car trains (typical); 8 car maximum
Daily ridership	22,748 each weekday (2023)
History
Opened	Oldest section: June 6, 1892; 132 years ago (1892-06-06) Current operation: February 21, 1993; 31 years ago (1993-02-21)
Technical
Line length	20.695 mi (33.305 km)
Character	Elevated
Track gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Minimum radius	90 feet (27 m)
Electrification	Third rail, 600 V DC
Route map Green Line highlighted in green Show interactive map Legend UP-W to Elburn Harlem/Lake | Oak Park Oak Park Ridgeland Austin Oak Park Chicago Central Laramie Cicero Pulaski Conservatory–Central Park Drive Homan demolished Kedzie California Damen Pink to 54th/Cermak Ashland Morgan Halsted demolished Clinton Ogilvie T.C. UP-N UP-NW UP-W Chicago River BrownOrangePinkPurple Blue to O'Hare Clark/Lake Blue to Forest Park | Red to Howard State/Lake ■ Lake Randolph/Wabash demolished 2017 Washington/​Wabash Madison/Wabash demolished 2015 Adams/Wabash BrownOrangePinkPurple Roosevelt Orange to Midway Cermak– McCormick Place 35th–Bronzeville–IIT Indiana 43rd 47th 51st Garfield 58th demolished 61st demolished King Drive Cottage Grove University demolished RI Red to 95th/Dan Ryan | I-90 / I-94 SWS Halsted Racine closed 1994 Ashland/63rd Direct connection outside of paid area Other line sharing Green Line tracks Multiple lines sharing Green Line tracks Bus connections available at all stations except Morgan and Conservatory This diagram: view talk edit Show BSicon diagram map

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 (at grade), or freeway median sections.^[1] This line is also the only route with three terminals: trains departing Harlem/Lake alternate destinations between Ashland/63rd and Cottage Grove.

The Green Line utilizes the system's oldest segments, dating back to 1892. It extends for 20.695 miles (33.305 km), with 31 stations between Oak Park/Forest Park (Harlem/Lake) and Chicago's West Side, to the Loop, and then to the South Side neighborhoods of West Englewood (Ashland/63rd) and Woodlawn (Cottage Grove/63rd). As of 2022, 22,748 passengers board this line each weekday.^[2]