2 ft and 600 mm gauge railways in the United Kingdom

! Country/territory

! Railway

! Gauge

|

• Abbey Pumping Station (operating)
• Abbey Light Railway (defunct)
• Alan Keef Headquarters (private) (dual gauge lines with {{RailGauge|3ft}} gauge track also present) (operating)
• Amberley Museum Railway (located at the Amberley Museum & Heritage Centre) (operating)
• Amerton Railway (operating)
• Apedale Valley Light Railway (located in Apedale Community Country Park) (operating)
• Beeches Light Railway (private, closed)
• Bredgar and Wormshill Light Railway (operating)
• Bressingham Steam and Gardens (operating)
• Bromyard and Linton Light Railway (closed)
• Brymbo Ironworks Railway (defunct)
• Burnhope Reservoir railway (defunct)
• Cadeby Light Railway (defunct)
• Canada Creek Railway (located in Thorpe Park) (defunct - park still operating)
• Chessington Railroad (located in Chessington World of Adventures) (separate {{RailGauge|12in}} gauge railway named Chessington Zoo Railway previously present) (defunct - park still operating)
• Cliffe Hill Mineral Railway (defunct)
• Colne Valley Waterworks railway (defunct)
• Cotswold Wildlife Park & Gardens (operating)
• Coventry Colliery (defunct)
• Creekmoor Light Railway (defunct)
• Derbyshire Dales Narrow Gauge Railway (defunct)
• Devon Railway Centre (separate {{RailGauge|7.25in}} gauge railway also present) (operating)
• Drusillas Zoo Park "The Safari Express" (ex Thomas & Friends & ex Drusillas Park Railway)
• Eclipse Peat Company (defunct)
• Gartell Light Railway (operating)
• Golden Valley Light Railway (separate standard gauge railway named Midland Railway – Butterley and separate {{RailGauge|5in}} and {{RailGauge|3.5in}} gauge railway named Butterley Miniature Railway also present) (operating)
• Great Bush Railway (located in Tinkers Park) (operating)
• Hayling Seaside Railway (operating)
• Hollycombe Steam Collection (separate standard gauge railway and separate {{RailGauge|7.25in}} gauge railway also present) (operating)
• Hythe Pier Railway (operating)
• Kew Bridge Steam Museum (operating)
• Kempton Steam Railway (operating)
• Lea Bailey Light Railway (operating)
• Leighton Buzzard Light Railway (operating)
• Lincolnshire Coast Light Railway (relocated to Ingoldmells, 2009)
• London Pneumatic Despatch Company ({{RailGauge|3ft8.5in}} gauge lines also present) (defunct)
• London Post Office Railway (now a museum)
• Lydd Ranges (private) (operating)
• Metropolitan Water Board Railway (defunct)
• Mine Railway (located in Blists Hill Victorian Town) (UNESCO World Heritage Site status shared with entire Ironbridge Gorge area) (separate standard gauge railway named Inclined Lift and separate {{RailGauge|3ft}} gauge railway named Trevithick Shed also present) (separate standard gauge railway named Hay Inclined Plane also present as a static exhibit) (operating)
• North Gloucestershire Railway (operating)
• North Ings Farm Museum (operating)
• North Surrey Joint Sewage Board railways (defunct)
• Nursery Railway (located in Bressingham Steam and Gardens) (separate standard gauge railway, separate {{RailGauge|15in}} gauge railway named Waveney Valley Railway, and separate {{RailGauge|10.25in}} gauge railway named Garden Railway also present) (operating)
• Old Kiln Light Railway (located at the Rural Life Living Museum) (operating)
• Orient Expedition (located in Legoland Windsor) (separate {{RailGauge|3ft6in}} gauge railway named Hill Train also present) (operating)
• Park Railway (located in Alton Towers) (separate {{RailGauge|15in}} gauge lines and separate {{RailGauge|15in}} gauge railway named Adventure Railway previously present) (defunct - park still operating)
• Penlee Quarry railway (defunct)
• Polperro Express (located in Drayton Manor Theme Park) (operating)
• Richmond Light Railway[http://www.steamlocomotive.info/ustate.cfm?state=kent Steamlocomotive.info - Kent] (private) (operating)
• South Tynedale Railway (operating)
• Statfold Barn Railway (private) (standard gauge lines, dual gauge lines with {{RailGauge|2ft6in}} gauge track and {{RailGauge|2ft}} gauge track, and triple gauge lines also present) (operating)
• Stevington and Turvey Light Railway (operating)
• Telford Town Tramway (separate standard gauge railway named Telford Steam Railway also present) (operating)
• Thomas Land Railway (located in Drayton Manor Theme Park) (operating)
• Threlkeld Quarry Railway [http://www.threlkeldquarryandminingmuseum.co.uk/the-railway/ Threlkeld Quarry & Mining Museum - official website] (located at the Threlkeld Quarry & Mining Museum) (operating)
• Treasure Island Railway (located in Thorpe Park) (defunct - park still operating)
• Tunnel Railway (defunct)
• Volk's Electric Railway (converted to {{RailGauge|2ft9in}} gauge, then converted to {{RailGauge|2ft8.5in}} gauge) (operating)
• West Lancashire Light Railway (operating)
• Westonzoyland Light Railway (located at the Westonzoyland Pumping Station Museum of Steam Power & Land Drainage) (operating)
• Wicksteed Park Railway (located in Wicksteed Park) (operating)
• Woodhead Tunnel 2 (private) (operating)
• Woodhorn Narrow Gauge Railway (located at the Woodhorn Museum and Northumberland Archives) (operating)
• Yaxham Light Railway (operating)

|{{RailGauge|2ft}}

• Lynton and Barnstaple Railway (converted from {{RailGauge|1ft11.5in}} gauge) (operating)

|{{RailGauge|600mm}}

• Knebworth Park and Winter Green Railway (defunct)
• Launceston Steam Railway (operating)
• Lincolnshire potato railways (defunct)
• Lynbarn Railway (located in Milky Way Adventure Park) (operating)
• Royal Arsenal Railway (standard gauge lines, {{RailGauge|18in}} gauge lines, and dual gauge lines with standard gauge track and {{RailGauge|18in}} gauge track also present) (defunct)
• Southport Pier Tramway (converted from {{RailGauge|3ft6in}} gauge, then converted back to {{RailGauge|3ft6in}} gauge) (operating)

|{{RailGauge|1ft11.5in}}

|

• Alford Valley Railway (operating)
• Ardkinglas Railway (defunct)
• Duchal Moor Railway (defunct)
• HM Factory, Gretna (crossed into England) (defunct)
• Leadhills and Wanlockhead Railway (operating)
• Leadhills Tramway[http://www.railbrit.co.uk/Leadhills_and_Wanlockhead_Branch/index.php Leadhills and Wanlockhead Branch] (defunct)
• Lealt Valley Diatomite Railway (defunct)

|{{RailGauge|2ft}}

|

• Bala Lake Railway (operating)
• Cedryn Quarry Tramway (defunct)
• Clogau Gold Mine (operational status unknown)
• Cowlyd Tramway (defunct)
• Croesor Tramway (defunct)
• Deep Navigation Colliery (defunct)
• Dinorwic Railway (defunct)
• Eigiau Quarry Tramway (defunct)
• Eigiau Reservoir Tramway (converted from standard gauge) (defunct)
• Fairbourne Railway (converted to {{RailGauge|15in}} gauge, then converted to {{RailGauge|12.25in}} gauge) (dual gauge lines with {{RailGauge|18in}} gauge track and {{RailGauge|15in}} gauge track previously present) (operating)
• Gleision Colliery (operating)
• Gorseddau Junction and Portmadoc Railway (converted from {{RailGauge|3ft}} gauge) (defunct)
• Hendre-Ddu Tramway (defunct)
• Kerry Tramway (defunct)
• Margam Park Train (located in Margam Country Park) (operating)
• Teifi Valley Railway (converted from {{RailGauge|7ft0.25in|allk=on}}, then converted from standard gauge) (operating)

|{{RailGauge|2ft}}

• Vale of Rheidol Railway (converted from {{RailGauge|1ft11.5in}} gauge) (operating)

|{{RailGauge|1ft11.75in}}

• Cwt y Bugail Quarry ({{RailGauge|2ft2in}} gauge lines also present) (defunct)
• Festiniog and Blaenau Railway (defunct)
• Ffestiniog Railway (operating)
• Llanberis Lake Railway (operating)
• Miners' Tramway (located in Llechwedd Slate Caverns) (separate {{RailGauge|3ft}} gauge railway named Deep Mine Railway also present) (operating)
• National Slate Museum (operating)
• North Wales Narrow Gauge Railways (defunct)
• Pen-yr-Orsedd Quarry ({{RailGauge|3ft6in}} gauge lines and dual gauge lines with {{RailGauge|3ft6in}} gauge track also present) (defunct)
• Portmadoc, Beddgelert and South Snowdon Railway (defunct)
• Rhiwbach Tramway (defunct)
• Trefor Quarry railway (defunct)
• Welsh Highland Heritage Railway (separate {{RailGauge|7.25in}} gauge railway also present) (operating)
• Welsh Highland Railway (owned by the Ffestiniog Railway) (operating)

|{{RailGauge|1ft11.5in}}