RER Vaud

RER Vaud (French: Réseau express régional vaudois) is an S-Bahn network in the canton of Vaud in Switzerland. It is centered on Lausanne and began operating in December 2004.

RER Vaud
RER Vaud S3 train at Prilly-Malley in 2012
Overview
Native name	French: Réseau express régional vaudois
Locale	Vaud
Transit type	S-Bahn
Number of lines	10
Operation
Began operation	December 2004; 20 years ago (2004-12)
Operator(s)	Swiss Federal Railways (SBB)
Technical
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge

Lines

As of December 2023^[update] the network consists of the following lines:^[1]

• R1: Grandson – Lausanne (– Cully)
• R2: Grandson – Lausanne (– Cully)
• R3: Vallorbe – Lausanne – Aigle (– St-Maurice)
• R4: Le Brassus / Vallorbe – Lausanne – Aigle (– St-Maurice)
• R5: Allaman – Lausanne – Palézieux
• R6: Allaman – Lausanne – Palézieux (– Romont FR)
• R7: Vevey – Puidoux, called the Vine Train (French: Train des vignes)
• R8: Palézieux – Payerne (– Avenches)
• R9: Lausanne – Kerzers
• R: Vallorbe – Le Brassus (rush hour)

All lines except the R7 and R8 serve Lausanne, which serves as the main hub of the network.

History

With the December 2022 timetable change the RER Vaud network was substantially reorganized:^[2]

Line	December 2021	December 2022	Notes
S1	Grandson – Lausanne	Grandson – Lausanne (– Cully)
S2	Vallorbe – Aigle (– St-Maurice)	Grandson – Lausanne (– Cully)	Replaces S5
S3	Allaman – Lausanne	Vallorbe – Aigle (– St-Maurice)	Replaces S5
S4	Allaman – Palézieux (– Romont)	Le Brassus – Aigle (– St-Maurice)	Replaces S2 and S22
S5	Grandson – Aigle (– St-Maurice)	Allaman – Palézieux	Replaces S3 and S6
S6	Lausanne – Palézieux	Allaman – Palézieux (– Romont)	Replaces S4
S7	Vevey – Puidoux	No change
S8	Palézieux – Payerne (– Avenches)	No change
S9	Lausanne – Kerzers	No change
S22	Le Brassus – Lausanne	Discontinued	Replaced by S4

On 10 December 2023, all RER Vaud lines were renamed as "R" and a number, instead of "S."^[3]