Transilien Line V

Line V
Z 20844 train at Massy–Palaiseau
Overview
Termini
Connecting lines
Stations7
Service
TypeCommuter rail
SystemTransilien
Operator(s)SNCF
Depot(s)Trappes
Rolling stockZ 5600, Z 8800, Z 20500, Z 20900
History
Opened15 December 2024 (2024-12-15)
Technical
Line length15 km (9.3 mi)
Track gauge1,435 mm (4 ft 8+12 in) standard gauge
ElectrificationOverhead line, 1,500 V DC
Operating speed100 km/h (62 mph)
Route map
Versailles Chantiers
Petit Jouy–Les Loges
Jouy-en-Josas
Vauboyen
Bièvres
Igny
Massy–Palaiseau
*

Route is not accessible

(*) Under construction

Transilien Line V is a railway line serving the southwestern part of Île-de-France. It connects Versailles Chantiers and Massy–Palaiseau. It belongs to the Transilien network operated by SNCF, the French national railway. Unlike the other Transilien lines (with the exception of Line U), Line V lies completely outside the city limits of Paris.

Before December 2023, the line was operated as a branch of RER C. On 4 December 2023, the line was separated from the RER C and became a shuttle line, in preparation for the opening of the T12 Express tramway line on 10 December 2023. The line is officially designated line V on 15 December 2024.