Horse car service began
Apr. 25, 1859
Cable car service began
Jan. 28, 1882
First electric streetcars
Oct. 2, 1890
First rail line
June 6, 1892
Loop Elevated opened
Oct. 12, 1897
First motor bus service
Mar. 25, 1917
Trolley bus service began
Apr. 17, 1930
State Street Subway opened
Oct. 17, 1943
CTA became operating entity
Oct. 1, 1947
Dearborn Subway opened
Feb. 25, 1951
Last streetcar ran
June 21, 1958
Skokie Swift service began
Apr. 20, 1964
Expressway median operation:
- Congress (Eisenhower)
June 22, 1958
- Dan Ryan
Sept. 28, 1969
- Kennedy
Feb. 1, 1970
Rail service to O'Hare
Sept. 3, 1984
Rail service to Midway
Oct. 31, 1993
Rail line names switched to colors
Feb. 21, 1993
Fare Cards introduced
August 18, 1997
Pink Line service began
June 25, 2006
Ventra fare system completed
Yep, this all happened. 🛤️ 🚍