Cheapest and most expensive council tax in Wales (2026/27)

Merthyr Tydfil had the highest Band D council tax of Wales’s 22 councils in 2026/27, at £2,593.60.

Cardiff had the lowest, at £2,013.18. The middle council, Carmarthenshire, had £2,351.20.

Band D council tax is measured differently in each nation, so Open Index ranks it within Wales only.

Map of band D council tax across the UK

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Band D council tax for every council in Wales, highest first. Councils without a figure are listed last with the reason.
Rank	Council	Value
1	Merthyr Tydfil	£2,593.60
2	Neath Port Talbot	£2,541.39
3	Blaenau Gwent	£2,531.26
4	Bridgend	£2,477.99
5	Conwy	£2,472.82
6	Gwynedd	£2,468.77
7	Ceredigion	£2,419.45
8	Monmouthshire	£2,416.50
9	Flintshire	£2,376.17
10	Powys	£2,351.72
11	Carmarthenshire	£2,351.20
12	Denbighshire	£2,339.03
13	Wrexham	£2,308.88
14	Rhondda Cynon Taf	£2,289.43
15	Isle of Anglesey	£2,260.73
16	Swansea	£2,238.29
17	Vale of Glamorgan	£2,231.54
18	Pembrokeshire	£2,166.15
19	Torfaen	£2,155.68
20	Newport	£2,088.48
21	Caerphilly	£2,082.88
22	Cardiff	£2,013.18

Source and method · See it on the map