Rhestr o ardaloedd poblog Cymru
Dyma restr o ardaloedd poblog Cymru yn ôl poblogaeth yn ôl Cyfrifiad 2021.
Dros 10,000
[golygu | golygu cod]| Dinas neu dref | Poblogaeth |
|---|---|
| Caerdydd | 348,535 |
| Abertawe | 170,085 |
| Casnewydd | 130,890 |
| Y Barri | 56,605 |
| Pen-y-bont | 51,760 |
| Cwmbrân | 47,090 |
| Wrecsam | 44,785 |
| Llanelli | 42,155 |
| Castell-nedd | 40,730 |
| Merthyr Tudful | 39,535 |
| Aberdâr | 37,675 |
| Caerffili | 33,105 |
| Pontypridd | 31,900 |
| Port Talbot | 31,555 |
| Bae Colwyn | 29,275 |
| Pont-y-pŵl | 29,070 |
| Penarth | 28,395 |
| Y Rhyl | 26,990 |
| Glynebwy | 19,630 |
| Maesteg | 18,335 |
| Tonypandy | 17,210 |
| Bangor | 16,990 |
| Cei Conna | 16,770 |
| Prestatyn | 16,675 |
| Caerfyrddin | 16,455 |
| Porthcawl | 15,795 |
| Conwy | 15,715 |
| Rhisga | 15,195 |
| Llandudno | 14,710 |
| Aberystwyth | 14,640 |
| Tredegar | 14,530 |
| Penarlâg | 14,280 |
| Aberdaugleddau | 14,250 |
| Pentre'r Eglwys | 14,155 |
| Gorseinon | 14,110 |
| Y Pîl | 14,075 |
| Y Fenni | 13,695 |
| Bwcle | 13,560 |
| Y Porth | 13,350 |
| Cwm Rhondda | 13,265 |
| Aberpennar | 13,000 |
| Rhosllanerchrugog | 12,785 |
| Y Fflint | 12,780 |
| Coed Duon | 12,620 |
| Hwlffordd | 12,085 |
| Cas-gwent | 11,935 |
| Sarn | 11,870 |
| Ystrad Mynach | 11,855 |
| Caergybi | 11,755 |
| Tonyrefail | 11,440 |
| Y Drenewydd | 10,885 |
| Baglan | 10,510 |
| Trefynwy | 10,325 |
| Abertyleri | 10,245 |