London Buses route 312

312
Arriva London BYD B12 at East Croydon station in April 2026
Overview
Operator	Arriva London
Garage	Croydon
Vehicle	BYD B12
Peak vehicle requirement	12
Predecessors	Route 12A
Night-time	No night service
Route
Start	Norwood Junction station
Via	Addiscombe East Croydon South Croydon
End	Purley
Length	9 miles (14 km)
Service
Level	Daily
Frequency	About every 12-20 minutes
Journey time	32-63 minutes
Operates	04:30 until 01:32

London Buses route 312 is a Transport for London contracted bus route in London, England. Running between Norwood Junction station and Purley, it is operated by Arriva London.

History

Arriva London MCW Metrobus in Dulwich in July 2000

Route 312 was the first bus route in London to be operated by electric buses only. This Optare MetroCity was seen at Norwood Junction station in 2014.

Route 312 became the first route in London to be operated exclusively by electric buses, when Arriva London commenced a further contract on 5 September 2015 with Optare MetroCity EVs.

On 2 March 2024, the route was extended from South Croydon to Purley via Brighton Road, partially replacing route 455 which was withdrawn on the same day.

Current route

Route 312 operates via these primary locations:

• Norwood Junction station
• Woodside tram stop
• Addiscombe tram stop
• East Croydon station
• Croydon town centre
• South Croydon
• Purley Oaks station
• Purley station
• Purley Tesco
• Reedham station
• Purley Old Lodge Lane

External links

• Media related to London Buses route 312 at Wikimedia Commons