Rhondda Cynon Taff's 2026 population is now estimated at 244,568. In 2005, the population of Rhondda Cynon Taff was 234,070. Rhondda Cynon Taff has grown by 863 in the last year, which represents a 0.35% annual change. These population values and projections come from UK local authority population estimates (Nomis NM_31_1 official) and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| London | 9,188,200 | 0.54% |
| Birmingham | 1,199,447 | 0.67% |
| Leeds | 860,894 | 0.92% |
| Glasgow | 663,221 | 0.99% |
| Manchester | 605,521 | 1.34% |
| Cornwall | 591,594 | 0.71% |
| Sheffield | 588,768 | 0.54% |
| Bradford | 570,186 | 0.58% |
| County Durham | 543,515 | 0.51% |
| Edinburgh | 540,101 | 0.88% |
| Wiltshire | 531,890 | 0.78% |
| Liverpool | 518,060 | 0.89% |
| Bristol | 504,401 | 1.01% |
| Kirklees | 451,654 | 0.42% |
| Cheshire East | 431,445 | 1.2% |
| Croydon | 415,854 | 0.79% |
| Barnet | 411,361 | 0.78% |
| Leicester | 397,462 | 1.17% |
| Ealing | 392,217 | 0.8% |
| Cardiff | 391,495 | 0.98% |
| Newham | 385,122 | 1.41% |
| Cheshire West and Chester | 379,280 | 1.02% |
| Coventry | 378,024 | 1.21% |
| Fife | 376,502 | 0.23% |
| Wakefield | 375,620 | 1.08% |
| East Riding of Yorkshire | 360,762 | 0.68% |
| Sandwell | 360,389 | 0.92% |
| Brent | 356,957 | 0.56% |
| Wigan | 350,509 | 0.81% |
| North Lanarkshire | 345,840 | 0.19% |
| Tower Hamlets | 343,937 | 1.8% |
| Wandsworth | 341,081 | 0.51% |
| South Lanarkshire | 337,675 | 0.54% |
| Hillingdon | 337,556 | 1.26% |
| Bromley | 337,506 | 0.33% |
| Shropshire | 337,480 | 0.75% |
| Dudley | 335,485 | 0.53% |
| Northumberland | 335,376 | 0.6% |
| Nottingham | 335,171 | 0.62% |
| Wirral | 330,714 | 0.28% |
| Newcastle upon Tyne | 328,349 | 1.2% |
| Central Bedfordshire | 326,829 | 1.72% |
| Enfield | 326,676 | -0.12% |
| Redbridge | 325,903 | 0.72% |
| Doncaster | 323,304 | 0.55% |
| Southwark | 317,223 | 0.39% |
| Bolton | 315,960 | 0.94% |
| Lambeth | 315,610 | -0.21% |
| Milton Keynes | 314,541 | 1.41% |
| South Gloucestershire | 314,483 | 1.32% |
| Stockport | 307,537 | 0.59% |
| Salford | 306,062 | 1.97% |
| Greenwich | 305,459 | 0.99% |
| Hounslow | 305,116 | 0.95% |
| Lewisham | 302,580 | 0.22% |
| Walsall | 300,361 | 0.79% |
| Medway | 296,482 | 0.65% |
| Sunderland | 291,624 | 0.52% |
| Sefton | 288,723 | 0.43% |
| Wolverhampton | 287,161 | 1.05% |
| Brighton and Hove | 285,339 | 0.26% |
| Havering | 282,365 | 1.1% |
| Waltham Forest | 280,896 | 0.21% |
| Rotherham | 279,932 | 0.6% |
| Kingston upon Hull | 278,303 | 0.53% |
| Derby | 278,015 | 0.7% |
| Harrow | 274,274 | 0.65% |
| Stoke-on-Trent | 274,194 | 0.69% |
| Plymouth | 274,104 | 0.37% |
| Hackney | 267,843 | 0.2% |
| Aberdeenshire | 265,488 | 0.08% |
| Southampton | 262,823 | 0.65% |
| Haringey | 261,872 | -0.38% |
| Bexley | 259,894 | 0.67% |
| Oldham | 255,956 | 0.87% |
| Barnsley | 254,879 | 0.62% |
| Swansea | 254,040 | 0.54% |
| Swindon | 249,070 | 1.06% |
| Rhondda Cynon Taff | 244,568 | 0.35% |
| Luton | 244,144 | 1.05% |
| Tameside | 243,351 | 0.77% |
| Trafford | 242,961 | 0.4% |
| Rochdale | 240,500 | 1.04% |
| Barking and Dagenham | 239,031 | 1.34% |
| Highland | 238,014 | 0.15% |
| Aberdeen City | 232,929 | 0.25% |
| Peterborough | 229,218 | 1.24% |
| North Somerset | 227,819 | 0.72% |
| Islington | 224,098 | 0.24% |
| Solihull | 223,421 | 0.49% |
| Merton | 219,608 | 0.24% |
| North Tyneside | 217,804 | 0.64% |
| Sutton | 217,602 | 0.71% |
| Warrington | 216,705 | 0.3% |
| Camden | 216,045 | -0.21% |
| Portsmouth | 215,781 | 0.34% |
| Calderdale | 211,806 | 0.21% |
| York | 210,679 | 0.33% |
| Stockton-on-Tees | 209,330 | 0.61% |
| Westminster | 208,711 | -0.31% |
| Colchester | 204,204 | 0.99% |
| Bath and North East Somerset | 204,131 | 1.02% |
| Gateshead | 203,092 | 0.08% |
| Telford and Wrekin | 201,479 | 1.4% |
| Bury | 201,135 | 0.55% |
| Bedford | 200,968 | 1.53% |
| Richmond upon Thames | 197,060 | 0.1% |
| Basingstoke and Deane | 196,925 | 0.98% |
| Basildon | 196,141 | 0.65% |
| Huntingdonshire | 194,116 | 0.91% |
| Maidstone | 193,470 | 1.51% |
| Wokingham | 193,372 | 1.64% |
| Chelmsford | 192,408 | 0.95% |
| Renfrewshire | 192,252 | 0.81% |
| Carmarthenshire | 192,251 | 0.38% |
| Herefordshire | 192,238 | 0.31% |
| Charnwood | 192,008 | 0.96% |
| St. Helens | 191,293 | 0.64% |
| Hammersmith and Fulham | 189,009 | 0.09% |
| West Lothian | 188,591 | 0.58% |
| Southend-on-Sea | 186,629 | 0.37% |
| Reading | 186,096 | 0.87% |
| Thurrock | 184,346 | 0.92% |
| South Cambridgeshire | 176,714 | 1.2% |
| Caerphilly | 176,555 | -0.09% |
| New Forest | 175,741 | -0.11% |
| Cherwell | 175,688 | 1.53% |
| Kingston upon Thames | 173,846 | 0.33% |
| Arun | 172,996 | 0.86% |
| Newport | 172,428 | 1.34% |
| North Lincolnshire | 171,812 | 0.14% |
| Slough | 171,455 | 1.22% |
| Wealden | 169,588 | 0.8% |
| Preston | 168,268 | 1.65% |
| Oxford | 167,837 | 0.54% |
| Braintree | 167,439 | 0.95% |
| West Berkshire | 166,526 | 0.43% |
| Knowsley | 166,167 | 1.1% |
| Mid Sussex | 165,560 | 1.17% |
| Blackburn with Darwen | 165,346 | 0.86% |
| Dacorum | 163,854 | 0.75% |
| Canterbury | 163,454 | 0.42% |
| East Devon | 162,971 | 1.48% |
| Reigate and Banstead | 162,599 | 1.08% |
| Swale | 162,085 | 1.16% |
| Windsor and Maidenhead | 160,991 | 0.64% |
| Falkirk | 160,499 | 0.15% |
| Tendring | 160,360 | 1.14% |
| South Oxfordshire | 160,319 | 1.22% |
| Middlesbrough | 160,100 | 1.25% |
| North East Lincolnshire | 160,083 | 0.05% |
| East Hertfordshire | 160,064 | 1.01% |
| Warwick | 158,150 | 1.05% |
| King's Lynn and West Norfolk | 157,188 | 0.31% |
| Flintshire | 156,355 | 0.16% |
| Perth and Kinross | 155,770 | 0.44% |
| Horsham | 155,246 | 1.22% |
| Vale of White Horse | 155,051 | 1.89% |
| Guildford | 153,623 | 0.74% |
| Cambridge | 153,084 | 1.24% |
| South Norfolk | 152,906 | 1.49% |
| South Tyneside | 152,334 | 0.31% |
| Stratford-on-Avon | 152,038 | 1.96% |
| St Albans | 151,943 | 0.31% |
| Dundee City | 150,455 | 0.19% |
| Breckland | 149,172 | 0.87% |
| Norwich | 149,154 | 0.67% |
| South Kesteven | 149,047 | 0.64% |
| Bridgend | 148,747 | 0.41% |
| East Lindsey | 146,888 | 0.59% |
| Lancaster | 146,586 | 0.54% |
| Eastleigh | 146,409 | 1.21% |
| Dumfries and Galloway | 145,210 | -0.22% |
| Ashford | 144,853 | 1.38% |
| Blackpool | 144,731 | 0.19% |
| Nuneaton and Bedworth | 144,622 | 1.07% |
| Neath Port Talbot | 144,049 | 0.28% |
| Stafford | 143,961 | 0.85% |
| Thanet | 143,372 | 0.24% |
| Elmbridge | 143,189 | 0.44% |
| Exeter | 142,441 | 1.45% |
| Isle of Wight | 142,186 | 0.19% |
| Kensington and Chelsea | 142,053 | -0.86% |
| Wychavon | 141,855 | 1.38% |
| Torbay | 141,279 | 0.41% |
| Gloucester | 141,062 | 0.88% |
| Broadland | 141,055 | 1.04% |
| Teignbridge | 140,869 | 0.83% |
| Ipswich | 140,403 | 0.05% |
| Redcar and Cleveland | 140,100 | 0.31% |
| Tonbridge and Malling | 139,460 | 0.95% |
| Winchester | 139,004 | 1.24% |
| Epping Forest | 138,963 | 0.55% |
| Wrexham | 138,848 | 0.22% |
| North Hertfordshire | 138,463 | 0.46% |
| Test Valley | 138,259 | 1.12% |
| Vale of Glamorgan | 137,945 | 0.81% |
| Waverley | 136,576 | 0.85% |
| Powys | 135,533 | 0.18% |
| Bracknell Forest | 133,565 | 1.05% |
| North Ayrshire | 133,524 | -0.18% |
| Halton | 132,699 | 0.44% |
| East Hampshire | 132,608 | 1.01% |
| East Staffordshire | 132,488 | 1.08% |
| Amber Valley | 132,207 | 0.67% |
| Chichester | 131,388 | 0.95% |
| Ashfield | 131,052 | 0.57% |
| Newark and Sherwood | 130,132 | 0.87% |
| Dartford | 130,124 | 2.02% |
| Rushcliffe | 130,006 | 1.28% |
| Newcastle-under-Lyme | 128,589 | 0.34% |
| Havant | 128,076 | 0.43% |
| Stroud | 127,751 | 0.82% |
| Bassetlaw | 127,409 | 0.98% |
| Pembrokeshire | 126,677 | 0.36% |
| Crawley | 126,608 | 1.04% |
| Rugby | 126,262 | 1.57% |
| North Kesteven | 125,007 | 1.03% |
| Welwyn Hatfield | 124,876 | 0.83% |
| West Lancashire | 123,959 | 0.8% |
| Sevenoaks | 123,891 | 0.46% |
| West Oxfordshire | 123,677 | 1.13% |
| Chorley | 122,794 | 0.81% |
| Cheltenham | 122,657 | 0.38% |
| South Derbyshire | 122,415 | 2.07% |
| Dover | 121,454 | 0.7% |
| East Ayrshire | 121,449 | -0.01% |
| Wyre | 121,157 | 1.01% |
| Gedling | 121,133 | 0.4% |
| Gwynedd | 121,077 | 0.11% |
| Tunbridge Wells | 120,817 | 0.47% |
| Hinckley and Bosworth | 118,556 | 0.8% |
| East Lothian | 117,796 | 1.13% |
| South Ribble | 117,547 | 0.62% |
| Scottish Borders | 117,450 | 0.2% |
| North West Leicestershire | 115,656 | 1.67% |
| Fareham | 115,640 | 0.09% |
| Broxtowe | 115,512 | 0.41% |
| South Staffordshire | 115,499 | 0.47% |
| Worthing | 115,132 | 0.55% |
| Conwy | 114,783 | -0.05% |
| Mansfield | 114,428 | 0.57% |
| Angus | 114,357 | -0.2% |
| Erewash | 114,313 | 0.03% |
| Lichfield | 114,160 | 0.99% |
| Darlington | 113,987 | 0.66% |
| Mid Suffolk | 113,638 | 1.28% |
| Folkestone and Hythe | 113,339 | 0.41% |
| South Ayrshire | 112,260 | 0% |
| Gravesham | 111,642 | 0.44% |
| Hertsmere | 111,544 | 0.6% |
| Blaby | 110,916 | 1.26% |
| East Dunbartonshire | 110,561 | 0.27% |
| Watford | 108,967 | 0.83% |
| Spelthorne | 108,772 | 0.79% |
| Harborough | 108,457 | 1.77% |
| North East Derbyshire | 108,382 | 0.81% |
| Rushmoor | 107,633 | 0.89% |
| Worcester | 107,483 | 0.38% |
| Lincoln | 106,418 | 0.62% |
| Chesterfield | 106,411 | 0.17% |
| Woking | 106,218 | 0.25% |
| Fenland | 106,018 | 0.53% |
| Tewkesbury | 106,001 | 1.97% |
| Cannock Chase | 105,611 | 0.73% |
| Hart | 105,127 | 0.95% |
| Wyre Forest | 104,791 | 0.42% |
| Eastbourne | 104,769 | 0.24% |
| North Norfolk | 103,495 | 0.13% |
| Bromsgrove | 103,127 | 0.71% |
| Lewes | 102,960 | 0.29% |
| Broxbourne | 102,957 | 0.52% |
| North Devon | 102,935 | 0.84% |
| Midlothian | 102,684 | 1.39% |
| Pendle | 101,708 | 0.96% |
| Burnley | 101,604 | 1.19% |
| East Renfrewshire | 101,393 | 0.78% |
| South Holland | 101,291 | 1% |
| Great Yarmouth | 100,865 | 0.17% |
| West Lindsey | 100,839 | 0.82% |
| Harlow | 100,718 | 1.26% |
| Hartlepool | 99,579 | 0.71% |
| Denbighshire | 99,000 | 0.41% |
| Babergh | 98,818 | 0.92% |
| Uttlesford | 97,607 | 1.31% |
| Rother | 97,135 | 0.52% |
| Three Rivers | 96,683 | 0.46% |
| Staffordshire Moorlands | 96,551 | -0.05% |
| Surrey Heath | 95,771 | 0.67% |
| Monmouthshire | 95,624 | 0.36% |
| Moray | 95,057 | 0.03% |
| Stirling | 94,964 | 0.4% |
| Torfaen | 94,863 | 0.39% |
| East Cambridgeshire | 94,331 | 0.76% |
| Runnymede | 94,093 | 1.07% |
| South Hams | 93,911 | 0.95% |
| Cotswold | 93,139 | 0.8% |
| Stevenage | 92,756 | 0.53% |
| High Peak | 92,226 | 0.14% |
| Tandridge | 91,750 | 0.64% |
| Hastings | 91,091 | -0.07% |
| Rochford | 91,091 | 0.71% |
| Forest of Dean | 91,003 | 0.69% |
| Castle Point | 90,969 | 0.21% |
| Mole Valley | 88,989 | 0.16% |
| West Dunbartonshire | 88,941 | -0.1% |
| Redditch | 88,293 | 0.25% |
| Argyll and Bute | 87,654 | -0.02% |
| Fylde | 87,412 | 1.14% |
| Hyndburn | 87,277 | 0.71% |
| Mid Devon | 86,345 | 0.79% |
| Bolsover | 85,204 | 0.85% |
| Malvern Hills | 84,918 | 1.01% |
| Epsom and Ewell | 84,298 | 0.6% |
| Gosport | 82,719 | -0.12% |
| Tamworth | 81,912 | 0.49% |
| Brentwood | 79,924 | 0.38% |
| Inverclyde | 78,559 | -0.2% |
| Rossendale | 73,929 | 0.6% |
| Ceredigion | 72,351 | -0.17% |
| Derbyshire Dales | 71,950 | 0.13% |
| Boston | 71,881 | 0.56% |
| Torridge | 70,770 | 0.66% |
| Maldon | 70,623 | 1.07% |
| Isle of Anglesey | 69,027 | -0.05% |
| North Warwickshire | 68,145 | 0.76% |
| Blaenau Gwent | 67,758 | -0.08% |
| Ribble Valley | 67,592 | 1.36% |
| Adur | 65,132 | 0.19% |
| Oadby and Wigston | 62,983 | 1.04% |
| West Devon | 59,924 | 0.85% |
| Merthyr Tydfil | 58,983 | 0.01% |
| Melton | 54,752 | 0.65% |
| Clackmannanshire | 52,233 | 0.12% |
| Rutland | 42,142 | 0.84% |
| Na h-Eileanan Siar | 25,822 | -0.38% |
| Shetland Islands | 23,150 | -0.09% |
| Orkney Islands | 22,133 | 0.26% |
| City of London | 16,700 | 5.12% |
| Isles of Scilly | 2,395 | 0.59% |