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IRT Division Timeline



IRT East Side/Lexington

SectionMileageTracksDate Opened
Details coming soon.
City Hall/Brooklyn Bridge - Grand Central   1 (City Hall Loop); 4 10/27/1904
Grand Central - 125th St.     1918



IRT West Side/7th Avenue-Broadway

SectionMileageTracksDate Opened
South Ferry - Penn Station   1 (South Ferry Loop); 4 7/1/1918
Penn Station - Times Square   4 6/3/1917
Times Square - 145th St.   4/3 10/27/1904
145th to 157th   3 11/12/1904
157th to 215th   3 3/12/1906
215th to 225th (Broadway Bridge)   3 1/14/1907
225th to 242nd   3 8/1/1908



The Brooklyn IRT

SectionMileageTracksDate Opened
West Side Branch
Chambers to Wall 0.827/1/1918
Wall to Borough Hall 1.524/15/1919
East Side Branch
Brooklyn Bridge to Fulton 0.34/21/16/1905
Fulton to Wall 0.226/12/1905
Wall to South Ferry (inner loop)
(including Bowling Green)
0.52/17/10/1905
Bowling Green to Borough Hall 1.621/9/1908
Flatbush Trunk
Borough Hall to Atlantic 0.945/1/1908
Atlantic to Utica 2.848/23/1920
New Lots Branch
Utica to Junius Street 1.9211/22/1920
Junius to Pennsylvania 0.4212/24/1920
Pennsylvania Ave to New Lots Ave 0.6210/16/1922
Flatbush Branch
Franklin Ave to Flatbush Ave 3.028/23/1920



The Bronx IRT

SectionMileageTracksDate Opened
Lenox-White Plains Rd. #2/#3/#5
Broadway and 96 to Lenox and 145 3.0 2-3 11/23/1904
Lenox and 145 to Lenox and 148 0.3 2 05/13/1968
Lenox and 135 to Jackson Ave. 1.1 2-3 07/10/1905
149 and 3rd Ave. El to 180-Bronx Park 3.2 3 11/26/1904
177th to 219th 3.4 3 03/03/1917
219th to 238th 1.1 3 03/31/1917
238th to 241st 0.4 3-2 12/13/1920
Pelham #6 Line
125th/Lex to 138th/3rd Av 0.9 2 8/1/1918
138th/3rd Ave to Hunts Point 2.5 3 1/8/1919
Hunts Point to 177th 2.0 3 5/30/1920
177th to Westchester Square 1.1 3 10/24/1920
Westchester Square to Pelham Bay Park 1.3 3 12/20/1920
Woodlawn #4 Line
Woodlawn to Kingsbridge 1.7 2/3 6/12/1917
Kingsbridge to 149th 3.8 3 7/12/1917
149th to 138th 0.4 3 7/17/1918
138th to 125th 0.7 3/2 7/17/1918
#5 Dyre Ave. - Coming Soon



IRT Flushing/Corona

SectionMileageTracksDate Opened
Grand Central - Vernon/Jackson   2 6/22/15
Vernon/Jackson - Hunters Point Ave   2 2/15/16
Hunters Point Ave - Queensboro Plaza   2 11/05/16
Queensboro Plaza - 103rd St   2/3 4/21/17
103rd St - 111th St   3 10/13/25
Grand Central - 5th Avenue   2 3/22/26
5th Avenue - Times Square   2 3/14/27
111th St - Willets Pt. Blvd   3 mainline + yard leads 5/14/27
Willets Pt. Blvd - Main Street   3/2 1/21/28




http://www.nycsubway.org/articles/irttime.html
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