Rapid Transit
Green Line
Runs east–west along Lake Street on the north branch and south through the South Side, splitting into two branches at Ashland. Connects western suburbs to the Loop and south lakefront.
Current service
Live
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30
Stations
20.5 mi
Route Miles
Harlem/Lake
From
Cottage Grove / Ashland/63rd
To
Schedule
24-Hour Service No
Peak FrequencyEvery 9 min
Off-Peak FrequencyEvery 12 min
First Train4:15 AM
Last Train12:45 AM
System IDs
CTA Route IDG