List of Welsh principal areas by population

This is a list of principal areas of Wales
Subdivisions of Wales
For local government purposes, Wales is divided into 22 single-tier principal areas, which are responsible for the provision of all local government services, including education, social work, environment and roads services...

ordered by population.
The figures are mid-year estimates for 2010 from the Office for National Statistics

Office for National Statistics

The Office for National Statistics is the executive office of the UK Statistics Authority, a non-ministerial department which reports directly to the Parliament of the United Kingdom.- Overview :...

Rank	District	Population	Style
1	Cardiff Cardiff Cardiff is the capital, largest city and most populous county of Wales and the 10th largest city in the United Kingdom. The city is Wales' chief commercial centre, the base for most national cultural and sporting institutions, the Welsh national media, and the seat of the National Assembly for...	341,100	City and county
2	Rhondda Cynon Taff Rhondda Cynon Taff Rhondda Cynon Taf, or RCT, is a county borough in the South Wales Valleys of Wales. It consists of 3 valleys: the Rhondda Valley, Cynon Valley and Taff-Ely Valley...	234,300	County borough
3	Swansea Swansea Swansea is a coastal city and county in Wales. Swansea is in the historic county boundaries of Glamorgan. Situated on the sandy South West Wales coast, the county area includes the Gower Peninsula and the Lliw uplands...	232,500	City and county
4	Carmarthenshire Carmarthenshire Carmarthenshire is a unitary authority in the south west of Wales and one of thirteen historic counties. It is the 3rd largest in Wales. Its three largest towns are Llanelli, Carmarthen and Ammanford...	180,700	County
5	Caerphilly Caerphilly (county borough) Caerphilly is a county borough in southern Wales, straddling the ancient county boundary between Glamorgan and Monmouthshire.Its main town is Caerphilly, and also the largest...	173,100	County borough
6	Flintshire Flintshire Flintshire is a county in north-east Wales. It borders Denbighshire, Wrexham and the English county of Cheshire. It is named after the historic county of Flintshire, which had notably different borders...	149,700	County
7	Newport Newport Newport is a city and unitary authority area in Wales. Standing on the banks of the River Usk, it is located about east of Cardiff and is the largest urban area within the historic county boundaries of Monmouthshire and the preserved county of Gwent...	141,300	City and county
8	Neath Port Talbot Neath Port Talbot Neath Port Talbot is a county borough and one of the unitary authority areas of Wales. Neath Port Talbot is the 8th most populous county in Wales and the third most populous county borough....	137,400	County borough
9	Bridgend Bridgend (county borough) Bridgend is a county borough in the historic county of Glamorgan, south Wales. The county borough has a total population of 130,000 people, and contains the settlements of Bridgend, after which it is named, Maesteg, and the seaside town of Porthcawl...	134,600	County borough
10	Wrexham Wrexham (county borough) Wrexham is a county borough centred on the town of Wrexham in north-east Wales. The county borough has a population of 130,200 inhabitants. Just under half of the population live either within the town of Wrexham or its surrounding conurbation of urban villages. The remainder living to the south...	133,600	County borough
11	Powys Powys Powys is a local-government county and preserved county in Wales.-Geography:Powys covers the historic counties of Montgomeryshire and Radnorshire, most of Brecknockshire , and a small part of Denbighshire — an area of 5,179 km², making it the largest county in Wales by land area.It is...	131,300	County
12	Vale of Glamorgan Vale of Glamorgan The Vale of Glamorgan is a county borough in Wales; an exceptionally rich agricultural area, it lies in the southern part of Glamorgan, South Wales...	125,000	County borough
13	Gwynedd Gwynedd Gwynedd is a county in north-west Wales, named after the old Kingdom of Gwynedd. Although the second biggest in terms of geographical area, it is also one of the most sparsely populated...	119,000	County
14	Pembrokeshire Pembrokeshire Pembrokeshire is a county in the south west of Wales. It borders Carmarthenshire to the east and Ceredigion to the north east. The county town is Haverfordwest where Pembrokeshire County Council is headquartered....	117,100	County
15	Conwy Conwy (county borough) Conwy County Borough is a unitary authority area in North Wales.-Geography:It contains the major settlements of Llandudno, Llandudno Junction, Llanrwst, Betws-y-Coed, Conwy, Colwyn Bay, Abergele, Penmaenmawr and Llanfairfechan, and has a total population of about 110,000.The River Conwy, after...	110,900	County borough
16	Denbighshire Denbighshire Denbighshire is a county in north-east Wales. It is named after the historic county of Denbighshire, but has substantially different borders. Denbighshire has the distinction of being the oldest inhabited part of Wales. Pontnewydd Palaeolithic site has remains of Neanderthals from 225,000 years...	96,700	County
17	Torfaen Torfaen Torfaen is a county borough in Wales within the historic boundaries of Monmouthshire. It was originally formed in 1974 as a district of the county of Gwent and in 1996 it was reconstituted as a unitary authority.-Education:...	90,500	County borough
18	Monmouthshire Monmouthshire Monmouthshire is a county in south east Wales. The name derives from the historic county of Monmouthshire which covered a much larger area. The largest town is Abergavenny. There are many castles in Monmouthshire .-Historic county:...	88,100	County
19	Ceredigion Ceredigion Ceredigion is a county and former kingdom in mid-west Wales. As Cardiganshire , it was created in 1282, and was reconstituted as a county under that name in 1996, reverting to Ceredigion a day later...	76,900	County
20	Anglesey Anglesey Anglesey , also known by its Welsh name Ynys Môn , is an island and, as Isle of Anglesey, a county off the north west coast of Wales...	68,600	County
21	Blaenau Gwent Blaenau Gwent Blaenau Gwent is a county borough in South Wales, sharing its name with a parliamentary constituency. It borders the unitary authority areas of Monmouthshire and Torfaen to the east, Caerphilly to the west and Powys to the north. Its main towns are Abertillery, Brynmawr, Ebbw Vale and...	68,400	County borough
22	Merthyr Tydfil Merthyr Tydfil Merthyr Tydfil is a town in Wales, with a population of about 30,000. Although once the largest town in Wales, it is now ranked as the 15th largest urban area in Wales. It also gives its name to a county borough, which has a population of around 55,000. It is located in the historic county of...	55,700	County borough

See also