This is a list of principal areas of Wales ordered by population. The figures are mid-year estimates for 2008 from the Office for National Statistics[1].

Rank	District	Population	Style
1	Cardiff	324,800	City and county
2	Rhondda Cynon Taf	234,100	County borough
3	Swansea	229,100	City and county
4	Carmarthenshire	180,500	County
5	Caerphilly	172,400	County borough
6	Flintshire	151,000	County
7	Newport	140,700	City and county
8	Neath Port Talbot	137,600	County borough
9	Bridgend	134,800	County borough
10	Wrexham	132,900	County borough
11	Powys	132,600	County
12	Vale of Glamorgan	124,900	County borough
13	Pembrokeshire	118,800	County
14	Gwynedd	118,200	County
15	Conwy	112,000	County borough
16	Denbighshire	97,600	County
17	Torfaen	91,100	County borough
18	Monmouthshire	88,400	County
19	Ceredigion	78,000	County
20	Blaenau Gwent	69,100	County borough
21	Anglesey	69,000	County
22	Merthyr Tydfil	55,700	County borough

[edit] See also

• List of Welsh principal areas by area
• List of Welsh principal areas by percentage Welsh language
• List of urban areas in Wales by population
• List of English districts by population
• List of Scottish districts by population
• List of Northern Ireland districts by population