Boundary changes · Local authority district · 2009

The 2009 local authority district changes

448 local authority district codes were replaced on 1 January 2009, creating 420 new codes across 449 predecessor-to-successor relationships. 1 of the replaced codes were split across more than one successor.

448 codes replaced

420 codes created

449 predecessor-to-successor relationships

1 codes split across multiple successors

The instruments behind these changes

Areas created

420 codes were created. The full list, with the predecessors that merged into each, is in the table below and in the CSV.

What changed

One row per replaced code. A code split across several successors lists all of them — that distinction is why this table exists, and it is the part a flat lookup loses.

Old codeNameReplaced bySuccessors
00QAAberdeen CityS12000033 Aberdeen City1
00QBAberdeenshireS12000034 Aberdeenshire1
45UBAdurE07000223 Adur1
16UBAllerdaleE07000026 Allerdale1
35UBAlnwickE07000157 Alnwick1
E07000157AlnwickE06000048 Northumberland1
17UBAmber ValleyE07000032 Amber Valley1
00QCAngusS12000003 Angus1
00QDArgyll and ButeS12000035 Argyll and Bute1
45UCArunE07000224 Arun1
37UBAshfieldE07000170 Ashfield1
29UBAshfordE07000105 Ashford1
11UBAylesbury ValeE07000004 Aylesbury Vale1
42UBBaberghE07000200 Babergh1
00ABBarking and DagenhamE09000002 Barking and Dagenham1
00ACBarnetE09000003 Barnet1
00CCBarnsleyE08000016 Barnsley1
16UCBarrow-in-FurnessE07000027 Barrow-in-Furness1
22UBBasildonE07000066 Basildon1
24UBBasingstoke and DeaneE07000084 Basingstoke and Deane1
37UCBassetlawE07000171 Bassetlaw1
00HABath and North East SomersetE06000022 Bath and North East Somerset1
09UDBedfordE07000002 Bedford1
E07000002BedfordE06000055 Bedford1
35UCBerwick-upon-TweedE07000158 Berwick-upon-Tweed1
E07000158Berwick-upon-TweedE06000048 Northumberland1
00ADBexleyE09000004 Bexley1
00CNBirminghamE08000025 Birmingham1
31UBBlabyE07000129 Blaby1
00EXBlackburn with DarwenE06000008 Blackburn with Darwen1
00EYBlackpoolE06000009 Blackpool1
00PLBlaenau GwentW06000019 Blaenau Gwent1
35UDBlyth ValleyE07000159 Blyth Valley1
E07000159Blyth ValleyE06000048 Northumberland1
17UCBolsoverE07000033 Bolsover1
00BLBoltonE08000001 Bolton1
32UBBostonE07000136 Boston1
00HNBournemouthE06000028 Bournemouth1
00MABracknell ForestE06000036 Bracknell Forest1
00CXBradfordE08000032 Bradford1
22UCBraintreeE07000067 Braintree1
33UBBrecklandE07000143 Breckland1
00AEBrentE09000005 Brent1
22UDBrentwoodE07000068 Brentwood1
00PBBridgendW06000013 Bridgend1
39UBBridgnorthE07000182 Bridgnorth1
E07000182BridgnorthE06000051 Shropshire1
00MLBrighton and HoveE06000043 Brighton and Hove1
00HBBristol, City ofE06000023 Bristol, City of1
33UCBroadlandE07000144 Broadland1
00AFBromleyE09000006 Bromley1
47UBBromsgroveE07000234 Bromsgrove1
26UBBroxbourneE07000095 Broxbourne1
37UDBroxtoweE07000172 Broxtowe1
30UDBurnleyE07000117 Burnley1
00BMBuryE08000002 Bury1
00PKCaerphillyW06000018 Caerphilly1
00CYCalderdaleE08000033 Calderdale1
12UBCambridgeE07000008 Cambridge1
00AGCamdenE09000007 Camden1
41UBCannock ChaseE07000192 Cannock Chase1
29UCCanterburyE07000106 Canterbury1
15UBCaradonE07000019 Caradon1
E07000019CaradonE06000052 Cornwall1
00PTCardiffW06000015 Cardiff1
16UDCarlisleE07000028 Carlisle1
00NUCarmarthenshireW06000010 Carmarthenshire1
15UCCarrickE07000020 Carrick1
E07000020CarrickE06000052 Cornwall1
35UECastle MorpethE07000160 Castle Morpeth1
E07000160Castle MorpethE06000048 Northumberland1
22UECastle PointE07000069 Castle Point1
00NQCeredigionW06000008 Ceredigion1
31UCCharnwoodE07000130 Charnwood1
22UFChelmsfordE07000070 Chelmsford1
23UBCheltenhamE07000078 Cheltenham1
38UBCherwellE07000177 Cherwell1
13UBChesterE07000013 Chester1
E07000013ChesterE06000050 Cheshire West and Chester1
17UDChesterfieldE07000034 Chesterfield1
20UBChester-le-StreetE07000054 Chester-le-Street1
E07000054Chester-le-StreetE06000047 County Durham1
45UDChichesterE07000225 Chichester1
11UCChilternE07000005 Chiltern1
30UEChorleyE07000118 Chorley1
19UCChristchurchE07000048 Christchurch1
00QPCity of EdinburghS12000036 City of Edinburgh1
00AACity of LondonE09000001 City of London1
00QFClackmannanshireS12000005 Clackmannanshire1
22UGColchesterE07000071 Colchester1
13UCCongletonE07000014 Congleton1
E07000014CongletonE06000049 Cheshire East1
00NEConwyW06000003 Conwy1
16UECopelandE07000029 Copeland1
34UBCorbyE07000150 Corby1
23UCCotswoldE07000079 Cotswold1
00CQCoventryE08000026 Coventry1
36UBCravenE07000163 Craven1
45UECrawleyE07000226 Crawley1
13UDCrewe and NantwichE07000015 Crewe and Nantwich1
E07000015Crewe and NantwichE06000049 Cheshire East1
00AHCroydonE09000008 Croydon1
26UCDacorumE07000096 Dacorum1
00EHDarlingtonE06000005 Darlington1
29UDDartfordE07000107 Dartford1
34UCDaventryE07000151 Daventry1
00NGDenbighshireW06000004 Denbighshire1
00FKDerbyE06000015 Derby1
17UFDerbyshire DalesE07000035 Derbyshire Dales1
20UDDerwentsideE07000055 Derwentside1
E07000055DerwentsideE06000047 County Durham1
00CEDoncasterE08000017 Doncaster1
29UEDoverE07000108 Dover1
00CRDudleyE08000027 Dudley1
00QHDumfries and GallowayS12000006 Dumfries and Galloway1
00QJDundee CityS12000007 Dundee City1
20UEDurhamE07000056 Durham1
E07000056DurhamE06000047 County Durham1
00AJEalingE09000009 Ealing1
20UFEasingtonE07000057 Easington1
E07000057EasingtonE06000047 County Durham1
00QKEast AyrshireS12000008 East Ayrshire1
21UCEastbourneE07000061 Eastbourne1
12UCEast CambridgeshireE07000009 East Cambridgeshire1
18UBEast DevonE07000040 East Devon1
19UDEast DorsetE07000049 East Dorset1
00QLEast DunbartonshireS12000009 East Dunbartonshire1
24UCEast HampshireE07000085 East Hampshire1
26UDEast HertfordshireE07000097 East Hertfordshire1
24UDEastleighE07000086 Eastleigh1
32UCEast LindseyE07000137 East Lindsey1
00QMEast LothianS12000010 East Lothian1
34UDEast NorthamptonshireE07000152 East Northamptonshire1
00QNEast RenfrewshireS12000011 East Renfrewshire1
00FBEast Riding of YorkshireE06000011 East Riding of Yorkshire1
41UCEast StaffordshireE07000193 East Staffordshire1
16UFEdenE07000030 Eden1
00RJEilean SiarS12000013 Eilean Siar1
13UEEllesmere Port & NestonE07000016 Ellesmere Port & Neston1
E07000016Ellesmere Port & NestonE06000050 Cheshire West and Chester1
43UBElmbridgeE07000207 Elmbridge1
00AKEnfieldE09000010 Enfield1
22UHEpping ForestE07000072 Epping Forest1
43UCEpsom and EwellE07000208 Epsom and Ewell1
17UGErewashE07000036 Erewash1
18UCExeterE07000041 Exeter1
00QQFalkirkS12000014 Falkirk1
24UEFarehamE07000087 Fareham1
12UDFenlandE07000010 Fenland1
00QRFifeS12000015 Fife1
00NJFlintshireW06000005 Flintshire1
42UCForest HeathE07000201 Forest Heath1
23UDForest of DeanE07000080 Forest of Dean1
30UFFyldeE07000119 Fylde1
00CHGatesheadE08000020 Gateshead1
37UEGedlingE07000173 Gedling1
00QSGlasgow CityS12000037 Glasgow City1
23UEGloucesterE07000081 Gloucester1
24UFGosportE07000088 Gosport1
29UGGraveshamE07000109 Gravesham1
33UDGreat YarmouthE07000145 Great Yarmouth1
00ALGreenwichE09000011 Greenwich1
43UDGuildfordE07000209 Guildford1
00NCGwyneddW06000002 Gwynedd1
00AMHackneyE09000012 Hackney1
00ETHaltonE06000006 Halton1
36UCHambletonE07000164 Hambleton1
00ANHammersmith and FulhamE09000013 Hammersmith and Fulham1
31UDHarboroughE07000131 Harborough1
00APHaringeyE09000014 Haringey1
22UJHarlowE07000073 Harlow1
36UDHarrogateE07000165 Harrogate1
00AQHarrowE09000015 Harrow1
24UGHartE07000089 Hart1
00EBHartlepoolE06000001 Hartlepool1
21UDHastingsE07000062 Hastings1
24UHHavantE07000090 Havant1
00ARHaveringE09000016 Havering1
00GAHerefordshire, County ofE06000019 Herefordshire, County of1
26UEHertsmereE07000098 Hertsmere1
00QTHighlandS12000017 Highland1
17UHHigh PeakE07000037 High Peak1
00ASHillingdonE09000017 Hillingdon1
31UEHinckley and BosworthE07000132 Hinckley and Bosworth1
45UFHorshamE07000227 Horsham1
00ATHounslowE09000018 Hounslow1
12UEHuntingdonshireE07000011 Huntingdonshire1
30UGHyndburnE07000120 Hyndburn1
00QUInverclydeS12000018 Inverclyde1
42UDIpswichE07000202 Ipswich1
00NAIsle of AngleseyW06000001 Isle of Anglesey1
00MWIsle of WightE06000046 Isle of Wight1
15UHIsles of ScillyE07000025 Isles of Scilly1
E07000025Isles of ScillyE06000053 Isles of Scilly1
00AUIslingtonE09000019 Islington1
46UBKennetE07000230 Kennet1
E07000230KennetE06000054 Wiltshire1
00AWKensington and ChelseaE09000020 Kensington and Chelsea1
15UDKerrierE07000021 Kerrier1
E07000021KerrierE06000052 Cornwall1
34UEKetteringE07000153 Kettering1
33UEKing's Lynn and West NorfolkE07000146 King's Lynn and West Norfolk1
00FAKingston upon Hull, City ofE06000010 Kingston upon Hull, City of1
00AXKingston upon ThamesE09000021 Kingston upon Thames1
00CZKirkleesE08000034 Kirklees1
00BXKnowsleyE08000011 Knowsley1
00AYLambethE09000022 Lambeth1
30UHLancasterE07000121 Lancaster1
00DALeedsE08000035 Leeds1
00FNLeicesterE06000016 Leicester1
21UFLewesE07000063 Lewes1
00AZLewishamE09000023 Lewisham1
41UDLichfieldE07000194 Lichfield1
32UDLincolnE07000138 Lincoln1
00BYLiverpoolE08000012 Liverpool1
00KALutonE06000032 Luton1
13UGMacclesfieldE07000017 Macclesfield1
E07000017MacclesfieldE06000049 Cheshire East1
29UHMaidstoneE07000110 Maidstone1
22UKMaldonE07000074 Maldon1
47UCMalvern HillsE07000235 Malvern Hills1
00BNManchesterE08000003 Manchester1
37UFMansfieldE07000174 Mansfield1
00LCMedwayE06000035 Medway1
31UGMeltonE07000133 Melton1
40UBMendipE07000187 Mendip1
00PHMerthyr TydfilW06000017 Merthyr Tydfil1
W06000017Merthyr TydfilW06000024 Merthyr Tydfil1
00BAMertonE09000024 Merton1
09UCMid BedfordshireE07000001 Mid Bedfordshire1
E07000001Mid BedfordshireE06000056 Central Bedfordshire1
18UDMid DevonE07000042 Mid Devon1
00ECMiddlesbroughE06000002 Middlesbrough1
00QWMidlothianS12000019 Midlothian1
42UEMid SuffolkE07000203 Mid Suffolk1
45UGMid SussexE07000228 Mid Sussex1
00MGMilton KeynesE06000042 Milton Keynes1
43UEMole ValleyE07000210 Mole Valley1
00PPMonmouthshireW06000021 Monmouthshire1
00QXMorayS12000020 Moray1
00NZNeath Port TalbotW06000012 Neath Port Talbot1
37UGNewark and SherwoodE07000175 Newark and Sherwood1
41UENewcastle-under-LymeE07000195 Newcastle-under-Lyme1
00CJNewcastle upon TyneE08000021 Newcastle upon Tyne1
24UJNew ForestE07000091 New Forest1
00BBNewhamE09000025 Newham1
00PRNewportW06000022 Newport1
34UFNorthamptonE07000154 Northampton1
00QYNorth AyrshireS12000021 North Ayrshire1
15UENorth CornwallE07000022 North Cornwall1
E07000022North CornwallE06000052 Cornwall1
18UENorth DevonE07000043 North Devon1
19UENorth DorsetE07000050 North Dorset1
17UJNorth East DerbyshireE07000038 North East Derbyshire1
00FCNorth East LincolnshireE06000012 North East Lincolnshire1
26UFNorth HertfordshireE07000099 North Hertfordshire1
32UENorth KestevenE07000139 North Kesteven1
00QZNorth LanarkshireS12000022 North Lanarkshire1
00FDNorth LincolnshireE06000013 North Lincolnshire1
33UFNorth NorfolkE07000147 North Norfolk1
39UCNorth ShropshireE07000183 North Shropshire1
E07000183North ShropshireE06000051 Shropshire1
00HCNorth SomersetE06000024 North Somerset1
00CKNorth TynesideE08000022 North Tyneside1
44UBNorth WarwickshireE07000218 North Warwickshire1
31UHNorth West LeicestershireE07000134 North West Leicestershire1
46UCNorth WiltshireE07000231 North Wiltshire1
E07000231North WiltshireE06000054 Wiltshire1
33UGNorwichE07000148 Norwich1
00FYNottinghamE06000018 Nottingham1
44UCNuneaton and BedworthE07000219 Nuneaton and Bedworth1
31UJOadby and WigstonE07000135 Oadby and Wigston1
00BPOldhamE08000004 Oldham1
00RAOrkney IslandsS12000023 Orkney Islands1
39UDOswestryE07000184 Oswestry1
E07000184OswestryE06000051 Shropshire1
38UCOxfordE07000178 Oxford1
00NSPembrokeshireW06000009 Pembrokeshire1
30UJPendleE07000122 Pendle1
15UFPenwithE07000023 Penwith1
E07000023PenwithE06000052 Cornwall1
00RBPerth and KinrossS12000024 Perth and Kinross1
00JAPeterboroughE06000031 Peterborough1
00HGPlymouthE06000026 Plymouth1
00HPPooleE06000029 Poole1
00MRPortsmouthE06000044 Portsmouth1
00NNPowysW06000007 Powys1
W06000007PowysW06000024 Merthyr Tydfil
W06000023 Powys
2
30UKPrestonE07000123 Preston1
19UGPurbeckE07000051 Purbeck1
00MCReadingE06000038 Reading1
00BCRedbridgeE09000026 Redbridge1
00EERedcar and ClevelandE06000003 Redcar and Cleveland1
47UDRedditchE07000236 Redditch1
43UFReigate and BansteadE07000211 Reigate and Banstead1
00RCRenfrewshireS12000038 Renfrewshire1
15UGRestormelE07000024 Restormel1
E07000024RestormelE06000052 Cornwall1
00PFRhondda, Cynon, TaffW06000016 Rhondda Cynon Taf1
30ULRibble ValleyE07000124 Ribble Valley1
36UERichmondshireE07000166 Richmondshire1
00BDRichmond upon ThamesE09000027 Richmond upon Thames1
00BQRochdaleE08000005 Rochdale1
22ULRochfordE07000075 Rochford1
30UMRossendaleE07000125 Rossendale1
21UGRotherE07000064 Rother1
00CFRotherhamE08000018 Rotherham1
44UDRugbyE07000220 Rugby1
43UGRunnymedeE07000212 Runnymede1
37UJRushcliffeE07000176 Rushcliffe1
24ULRushmoorE07000092 Rushmoor1
00FPRutlandE06000017 Rutland1
36UFRyedaleE07000167 Ryedale1
00BRSalfordE08000006 Salford1
46UDSalisburyE07000232 Salisbury1
E07000232SalisburyE06000054 Wiltshire1
00CSSandwellE08000028 Sandwell1
36UGScarboroughE07000168 Scarborough1
00QEScottish BordersS12000026 Scottish Borders1
20UGSedgefieldE07000058 Sedgefield1
E07000058SedgefieldE06000047 County Durham1
40UCSedgemoorE07000188 Sedgemoor1
00CASeftonE08000014 Sefton1
36UHSelbyE07000169 Selby1
29UKSevenoaksE07000111 Sevenoaks1
00CGSheffieldE08000019 Sheffield1
29ULShepwayE07000112 Shepway1
00RDShetland IslandsS12000027 Shetland Islands1
39UEShrewsbury and AtchamE07000185 Shrewsbury and Atcham1
E07000185Shrewsbury and AtchamE06000051 Shropshire1
00MDSloughE06000039 Slough1
00CTSolihullE08000029 Solihull1
00MSSouthamptonE06000045 Southampton1
00RESouth AyrshireS12000028 South Ayrshire1
09UESouth BedfordshireE07000003 South Bedfordshire1
E07000003South BedfordshireE06000056 Central Bedfordshire1
11UESouth BucksE07000006 South Bucks1
12UGSouth CambridgeshireE07000012 South Cambridgeshire1
17UKSouth DerbyshireE07000039 South Derbyshire1
00KFSouthend-on-SeaE06000033 Southend-on-Sea1
00HDSouth GloucestershireE06000025 South Gloucestershire1
18UGSouth HamsE07000044 South Hams1
32UFSouth HollandE07000140 South Holland1
32UGSouth KestevenE07000141 South Kesteven1
16UGSouth LakelandE07000031 South Lakeland1
00RFSouth LanarkshireS12000029 South Lanarkshire1
33UHSouth NorfolkE07000149 South Norfolk1
34UGSouth NorthamptonshireE07000155 South Northamptonshire1
38UDSouth OxfordshireE07000179 South Oxfordshire1
30UNSouth RibbleE07000126 South Ribble1
39UFSouth ShropshireE07000186 South Shropshire1
E07000186South ShropshireE06000051 Shropshire1
40UDSouth SomersetE07000189 South Somerset1
41UFSouth StaffordshireE07000196 South Staffordshire1
00CLSouth TynesideE08000023 South Tyneside1
00BESouthwarkE09000028 Southwark1
43UHSpelthorneE07000213 Spelthorne1
41UGStaffordE07000197 Stafford1
41UHStaffordshire MoorlandsE07000198 Staffordshire Moorlands1
26UGSt AlbansE07000100 St Albans1
42UFSt EdmundsburyE07000204 St Edmundsbury1
26UHStevenageE07000101 Stevenage1
00BZSt. HelensE08000013 St. Helens1
00RGStirlingS12000030 Stirling1
00BSStockportE08000007 Stockport1
00EFStockton-on-TeesE06000004 Stockton-on-Tees1
00GLStoke-on-TrentE06000021 Stoke-on-Trent1
44UEStratford-on-AvonE07000221 Stratford-on-Avon1
23UFStroudE07000082 Stroud1
42UGSuffolk CoastalE07000205 Suffolk Coastal1
00CMSunderlandE08000024 Sunderland1
43UJSurrey HeathE07000214 Surrey Heath1
00BFSuttonE09000029 Sutton1
29UMSwaleE07000113 Swale1
00NXSwanseaW06000011 Swansea1
00HXSwindonE06000030 Swindon1
00BTTamesideE08000008 Tameside1
41UKTamworthE07000199 Tamworth1
43UKTandridgeE07000215 Tandridge1
40UETaunton DeaneE07000190 Taunton Deane1
20UHTeesdaleE07000059 Teesdale1
E07000059TeesdaleE06000047 County Durham1
18UHTeignbridgeE07000045 Teignbridge1
00GFTelford and WrekinE06000020 Telford and Wrekin1
22UNTendringE07000076 Tendring1
24UNTest ValleyE07000093 Test Valley1
23UGTewkesburyE07000083 Tewkesbury1
29UNThanetE07000114 Thanet1
00PDThe Vale of GlamorganW06000014 The Vale of Glamorgan1
26UJThree RiversE07000102 Three Rivers1
00KGThurrockE06000034 Thurrock1
29UPTonbridge and MallingE07000115 Tonbridge and Malling1
00HHTorbayE06000027 Torbay1
00PMTorfaenW06000020 Torfaen1
18UKTorridgeE07000046 Torridge1
00BGTower HamletsE09000030 Tower Hamlets1
00BUTraffordE08000009 Trafford1
29UQTunbridge WellsE07000116 Tunbridge Wells1
35UFTynedaleE07000161 Tynedale1
E07000161TynedaleE06000048 Northumberland1
22UQUttlesfordE07000077 Uttlesford1
38UEVale of White HorseE07000180 Vale of White Horse1
13UHVale RoyalE07000018 Vale Royal1
E07000018Vale RoyalE06000050 Cheshire West and Chester1
00DBWakefieldE08000036 Wakefield1
00CUWalsallE08000030 Walsall1
00BHWaltham ForestE09000031 Waltham Forest1
00BJWandsworthE09000032 Wandsworth1
35UGWansbeckE07000162 Wansbeck1
E07000162WansbeckE06000048 Northumberland1
00EUWarringtonE06000007 Warrington1
44UFWarwickE07000222 Warwick1
26UKWatfordE07000103 Watford1
42UHWaveneyE07000206 Waveney1
43ULWaverleyE07000216 Waverley1
21UHWealdenE07000065 Wealden1
20UJWear ValleyE07000060 Wear Valley1
E07000060Wear ValleyE06000047 County Durham1
34UHWellingboroughE07000156 Wellingborough1
26ULWelwyn HatfieldE07000104 Welwyn Hatfield1
00MBWest BerkshireE06000037 West Berkshire1
18ULWest DevonE07000047 West Devon1
19UHWest DorsetE07000052 West Dorset1
00QGWest DunbartonshireS12000039 West Dunbartonshire1
30UPWest LancashireE07000127 West Lancashire1
32UHWest LindseyE07000142 West Lindsey1
00RHWest LothianS12000040 West Lothian1
00BKWestminsterE09000033 Westminster1
38UFWest OxfordshireE07000181 West Oxfordshire1
40UFWest SomersetE07000191 West Somerset1
46UFWest WiltshireE07000233 West Wiltshire1
E07000233West WiltshireE06000054 Wiltshire1
19UJWeymouth and PortlandE07000053 Weymouth and Portland1
00BWWiganE08000010 Wigan1
24UPWinchesterE07000094 Winchester1
00MEWindsor and MaidenheadE06000040 Windsor and Maidenhead1
00CBWirralE08000015 Wirral1
43UMWokingE07000217 Woking1
00MFWokinghamE06000041 Wokingham1
00CWWolverhamptonE08000031 Wolverhampton1
47UEWorcesterE07000237 Worcester1
45UHWorthingE07000229 Worthing1
00NLWrexhamW06000006 Wrexham1
47UFWychavonE07000238 Wychavon1
11UFWycombeE07000007 Wycombe1
30UQWyreE07000128 Wyre1
47UGWyre ForestE07000239 Wyre Forest1
00FFYorkE06000014 York1

Provenance

Source
Office for National Statistics, Code History Database (June 2026) — geoportal.statistics.gov.uk
Retrieved
7 September 2026
Dataset version
CHD-2026-06
Licence
Open Government Licence v3.0
Method
/methodology/geography-vintages
Machine copies
JSON, CSV, Markdown

Cite this

Measure What's Important (UKMWI), 2026. The 2009 local authority district changes.
448 codes replaced, 420 created, effective 1 January 2009.
https://ukmwi.co.uk/changes/2009/local-authority-districts (accessed <date>).
Derived from the ONS Code History Database (CHD-2026-06) under the Open Government Licence v3.0.

This page as data: .md.json.csv