The following is a list of built-up areas in Wales by population according to the 2021 and 2011 Census.
This is a list of built-up areas as of the 2021 census. [1]
Built-up area | Welsh name | Population |
---|---|---|
Cardiff | Caerdydd | 348,535 |
Swansea | Abertawe | 170,085 |
Newport | Casnewydd | 130,890 |
Barry | Y Barri | 56,605 |
Bridgend | Pen-y-bont | 51,760 |
Cwmbran | Cwmbrân | 47,090 |
Wrexham | Wrecsam | 44,785 |
Llanelli | Llanelli | 42,155 |
Neath | Castell-nedd | 40,730 |
Merthyr Tydfil | Merthyr Tudful | 39,535 |
Aberdare | Aberdâr | 37,675 |
Caerphilly | Caerffili | 33,105 |
Pontypridd | Pontypridd | 31,900 |
Port Talbot | Port Talbot | 31,555 |
Colwyn Bay | Bae Colwyn | 29,275 |
Pontypool | Pont-y-pŵl | 29,070 |
Penarth | Penarth | 28,395 |
Rhyl | Y Rhyl | 26,990 |
Ebbw Vale | Glynebwy | 19,630 |
Maesteg | Maesteg | 18,335 |
Tonypandy | Tonypandy | 17,210 |
Bangor | Bangor | 16,990 |
Connah's Quay | Cei Connah | 16,770 |
Prestatyn | Prestatyn | 16,675 |
Carmarthen | Caerfyrddin | 16,455 |
Porthcawl | Porthcawl | 15,795 |
Conwy | Conwy | 15,715 |
Risca | Rhisga | 15,195 |
Llandudno | Llandudno | 14,710 |
Aberystwyth | Aberystwyth | 14,640 |
Tredegar | Tredegar | 14,530 |
Hawarden | Penarlâg | 14,280 |
Milford Haven | Aberdaugleddau | 14,250 |
Church Village | Pentre'r Eglwys | 14,155 |
Gorseinon | Gorseinon | 14,110 |
Pyle | Y Pîl | 14,075 |
Abergavenny | Y Fenni | 13,695 |
Buckley | Bwcle | 13,560 |
Porth | Y Porth | 13,350 |
Rhondda | Cwm Rhondda | 13,265 |
Mountain Ash | Aberpennar | 13,000 |
Rhosllanerchrugog | Rhosllanerchrugog | 12,785 |
Flint | Y Fflint | 12,780 |
Blackwood | Coed Duon | 12,620 |
Haverfordwest | Hwlffordd | 12,085 |
Chepstow | Cas-gwent | 11,935 |
Sarn | Sarn | 11,870 |
Ystrad Mynach | Ystrad Mynach | 11,855 |
Holyhead | Caergybi | 11,755 |
Tonyrefail | Tonyrefail | 11,440 |
Newtown (Powys) | Y Drenewydd | 10,885 |
Baglan | Baglan | 10,510 |
Monmouth | Trefynwy | 10,325 |
Abertillery | Abertyleri | 10,245 |