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Council tax in Carmarthenshire

Not legal advice. This page has not been reviewed by a solicitor. The figures are official statistics run through our calculators, not a quote.

Data as of: official 2026-27 council tax tables published 24 March 2026.

How much is council tax in Carmarthenshire?

As of 2026-27, the average Band D council tax in Carmarthenshire is £2,351 a year, up 5.3% on last year. Band A is £1,567 and Band I £5,486. These are averages including the police and community council precepts; your bill depends on your band and community.

Updated

Council tax by band in Carmarthenshire, 2026-27

Valuation bands are set by law (Local Government Finance Act 1992, section 5 (bands and proportions, Wales)) on values at 1 April 2003. Amounts are the area average; bands other than D are worked out from Band D using the statutory proportions.
BandValue at 1 April 2003Proportion of Band DA year
AUp to £44,0006/9£1,567
B£44,001 to £65,0007/9£1,829
C£65,001 to £91,0008/9£2,090
D£91,001 to £123,0009/9£2,351
E£123,001 to £162,00011/9£2,874
F£162,001 to £223,00013/9£3,396
G£223,001 to £324,00015/9£3,919
H£324,001 to £424,00018/9£4,702
IOver £424,00021/9£5,486

Don't know your band? You can check your council tax band on GOV.UK, and find your local council for its exact charges by parish.

More questions about council tax in Carmarthenshire

How much has council tax gone up in Carmarthenshire?

Up 5.3% on 2025-26, to an average £2,351.20 at Band D for 2026-27 (Wales: £2,283.08).

Source: Welsh Government, council tax levels 2026-27, published 2026-03-24.

How much is Band A and Band I council tax in Carmarthenshire?

£1,567.47 at Band A (6/9 of Band D) and £5,486.13 at Band I (21/9), fractions set by law.

Source: Welsh Government, council tax levels 2026-27, published 2026-03-24.

Where does council tax in Carmarthenshire go?

Of the Band D average, £1,830.97 is the county council, £387.63 the police and £132.60 community councils on average.

Source: Welsh Government, council tax levels 2026-27, published 2026-03-24.

How much does it cost to buy a home in Carmarthenshire?

The average home sold for £195,263 in August 2026, and a home mover paying the local average for movers, £226,634, pays £98 in LTT. Tax and legal fees for each kind of buyer in Carmarthenshire.

Nearby areas

Average Band D council tax, 2026-27
AreaAverage Band D
Swansea£2,238
Neath Port Talbot£2,541
Pembrokeshire£2,166
Ceredigion£2,419

Buying in Carmarthenshire? See house prices in Carmarthenshire and conveyancing costs.

Buying in Carmarthenshire? We'll introduce you to an independent SRA-regulated conveyancing solicitor, who sends you their own quote.

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Questions

How much is council tax in Carmarthenshire?
For 2026-27, the average Band D across Carmarthenshire is £2,351.20 a year, including precepts. Band A £1,567, Band B £1,829, Band C £2,090, Band D £2,351, Band E £2,874, Band F £3,396, Band G £3,919, Band H £4,702, Band I £5,486 on average.
Why is my bill different from this figure?
The figures are averages across the area. Community council precepts differ from place to place, and your band sets your share of Band D.

Sources

Contains public sector information licensed under the Open Government Licence v3.0 (Ministry of Housing, Communities and Local Government; Welsh Government; The Scottish Government; legislation.gov.uk, The National Archives). Official 2026-27 tables published 24 March 2026, retrieved 2026-11-02. Contains public sector information licensed under the Open Government Licence v3.0. This page is general information, not legal advice, and hasn't been reviewed by a solicitor. Instrukt is not a law firm.