Bakerloo line

Bakerloo line
Name	Bakerloo line
Colour	946B00
Type	Deep-level tube
System	London Underground
Locale	London
Start	Harrow & Wealdstone
End	Elephant & Castle
Stations	25
Open	1906
Owner	Transport for London
Operator	London Underground
Depot	Stonebridge Park Depot

Bakerloo line. A deep-level tube line of the London Underground, its distinctive brown colour on the Tube map runs from Harrow & Wealdstone in north-west London to Elephant & Castle in the south-east. The line serves 25 stations, connecting key areas including the West End, Marylebone, and Paddington. It is operated by London Underground under the authority of Transport for London.

History

The line was constructed by the Baker Street and Waterloo Railway, receiving parliamentary approval in 1893. Financial difficulties delayed its opening until 1906, when services began between Baker Street and Lambeth North, then named Kennington Road. The line was extended to Edgware Road in 1907 and reached Queen's Park by 1915, where it connected with the London and North Western Railway. Further expansion occurred in the 1930s, taking over the Stanmore branch from the Metropolitan line and services to Watford Junction. The New Works Programme of the 1930s planned further extensions, but the Second World War halted most development. Post-war, the Stanmore branch was transferred to form part of the new Jubilee line in 1979.

Route

The line originates at Harrow & Wealdstone in the London Borough of Brent, running south-east through suburban areas like Kenton and Wembley Central. It enters central London via Queen's Park and Paddington, passing beneath the Regent's Canal near Warwick Avenue. The core section tunnels under the West End, serving Oxford Circus, Piccadilly Circus, and Charing Cross. It then crosses the River Thames between Embankment and Waterloo before terminating at Elephant & Castle. The route shares tracks with London Overground services north of Queen's Park.

Rolling stock

The line is currently operated by a fleet of 1972 Mark 2 Stock trains, which are among the oldest on the London Underground. These trains were originally built for the Jubilee line but were transferred in the 1990s. Maintenance is carried out at Stonebridge Park Depot near Wembley Central. Plans for replacement are part of the wider New Tube for London programme, which envisages new trains with walk-through carriages and improved accessibility. The line's signalling system is also due for an upgrade as part of the Four Lines Modernisation project.

Service and operations

Trains typically run every 3–5 minutes during peak periods on the central section between Queen's Park and Elephant & Castle. Off-peak and weekend services are less frequent, especially on the northern branches. The line interchanges with every other London Underground line except the Waterloo & City line, and with major National Rail termini including Paddington, Marylebone, and Waterloo. It plays a crucial role in transporting commuters from Harrow, Wembley, and Willesden into central London.

Future proposals

The most significant long-term proposal is the extension of the line from Elephant & Castle to Lewisham, via Old Kent Road and New Cross Gate. This extension was part of the London Plan and was examined in the 2019 Bakerloo line extension consultation. Other historical suggestions have included a branch to Camberwell or taking over the Watford DC line services. Funding and approval for the Lewisham extension remain uncertain, dependent on decisions by Transport for London and the Department for Transport.

Stations

The line serves 25 stations, from north to south: Harrow & Wealdstone, Kenton, South Kenton, North Wembley, Wembley Central, Stonebridge Park, Harlesden, Willesden Junction, Kensal Green, Queen's Park, Kilburn Park, Maida Vale, Warwick Avenue, Paddington, Edgware Road, Marylebone, Baker Street, Regent's Park, Oxford Circus, Piccadilly Circus, Charing Cross, Embankment, Waterloo, Lambeth North, and Elephant & Castle. Several stations, such as Baker Street and Paddington, are major interchanges with other transport networks.

Category:London Underground lines Category:Rail transport in London Category:Transport in the London Borough of Brent