The Southern Railway in the United Kingdom was one of the "Big Four" railway companies set up after the 1923 Grouping. This list sets out the constituents of the Company.

Constituent companies

  • The London and South Western Railway (LSWR) route mileage 1,020 miles (1,642 km)
  • The London, Brighton and South Coast Railway (LBSCR) miles (736 km)
  • The combined systems of the South Eastern Railway and the London, Chatham and Dover Railway, under the South Eastern and Chatham Railways' Managing Committee (SECR) miles (1026 km). These concerns had formed a working union to operate their services under a managing committee on 1 January 1899.

Subsidiary companies

Independently operated lines

  • Freshwater, Yarmouth and Newport Railway 12 miles (19 km)
  • Isle of Wight Railway miles (24 km)
  • Isle of Wight Central Railway miles (46 km)
  • Bere Alston and Callington section of the Plymouth, Devonport and South Western Junction Railway miles (16 km)

Non-working companies

  • Originally leased to or worked by LSWR
  • Bridgewater Railway miles (12 km)
  • Lee-on-the-Solent Railway 3 miles (5 km)
  • North Cornwall Railway miles (84 km)
  • Plymouth and Dartmoor Railway (portion used by LSWR) miles (4 km)
  • Plymouth, Devonport and South Western Junction Railway (except Bere Alston and Callington section as above) miles (31 km)
  • Sidmouth Railway miles (13 km)
  • Originally leased to or worked by LBSCR
  • Brighton and Dyke Railway miles (8 km)
  • Hayling Railway 5 miles (8 km)
  • Originally leased to or worked by SER or LCDR
  • Cranbrook and Paddock Wood Railway
  • Crowhurst, Sidley and Bexhill Railway
  • London and Greenwich Railway miles (6 km)
  • Mid Kent Railway (Bromley to St Mary Cray) miles (4 km)

Other railways

  • Victoria Station and Pimlico Railway (in which the Great Western Railway and the London and North Western Railway were also parties)
  • Lynton and Barnstaple Railway: not covered by the Railways Act 1921, but absorbed by the LSWR. Narrow gauge () miles (31 km)
  • Several light railways, including the Basingstoke and Alton Light Railway, though other candidate lines remained independent, such as the Kent and East Sussex Railway

Joint companies

  • In 1923, now comprised wholly in the SR:
  • Croydon and Oxted Joint Railway miles (20 km (was LBSCR/SE&CR joint)
  • Dover and Deal Railway miles (14 km) (was SE&CR)
  • Epsom and Leatherhead Railway miles (6 km) (was LBSCR/LSWR joint)
  • Portsmouth and Ryde Joint Railway (including a ferry) miles (14 km) (was LBSCR/LSWR joint)
  • Tooting, Merton and Wimbledon Railway miles (9 km) (was LBSCR/LSWR joint)
  • Woodside and South Croydon Railway miles (4 km) (was LBSCR/SE&CR joint)
  • In 1923, in association with other companies:
  • East London Railway 5 miles (8 km) (shared with London and North Eastern Railway (LNER) and Metropolitan Railway)
  • Easton and Church Hope Railway miles (6 km) (joint with Great Western Railway (GWR))
  • Somerset and Dorset Joint Railway 105 miles (168 km) (joint with London, Midland and Scottish Railway (LMS))
  • West London Extension Railway miles (8 km) (shared with GWR and LMS)
  • Weymouth and Portland Railway miles (9 km) (joint with GWR)

See also

  • List of railway companies involved in the 1923 grouping

References

The information in this article taken from the Railway Magazine for February 1923, except as follows: