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Council tax in Carmarthenshire 2026/27

£2,351a year for a Band D home in Carmarthenshire, 2026/27: £235 a month over ten instalments

A Band D home in Carmarthenshire pays £2,351.20 in council tax for 2026/27, up £119 (5.3%) on 2025/26. Band A pays £1,567 and Band I £5,486. Carmarthenshire ranks 11 of 22 councils in Wales (1 is the most expensive), £68 above the Wales average of £2,283.

Assumptions: financial year 2026/27; a Band D dwelling occupied by two adults with no discount or reduction. Welsh figures are the Welsh Government's average Band D including the average community council precept; the county council element includes fire authority levies. Bands A to I are derived from Band D by the statutory ratios, since the release publishes Band D only. Published 2026-03-24.

All 9 bands in Carmarthenshire

ACarmarthenshire (county or county borough council): £1,221Dyfed Powys Police: £258Community council precept (average): £88£1,567BCarmarthenshire (county or county borough council): £1,424Dyfed Powys Police: £301Community council precept (average): £103£1,829CCarmarthenshire (county or county borough council): £1,628Dyfed Powys Police: £345Community council precept (average): £118£2,090DCarmarthenshire (county or county borough council): £1,831Dyfed Powys Police: £388Community council precept (average): £133£2,351reference bandECarmarthenshire (county or county borough council): £2,238Dyfed Powys Police: £474Community council precept (average): £162£2,874FCarmarthenshire (county or county borough council): £2,645Dyfed Powys Police: £560Community council precept (average): £192£3,396GCarmarthenshire (county or county borough council): £3,052Dyfed Powys Police: £646Community council precept (average): £221£3,919HCarmarthenshire (county or county borough council): £3,662Dyfed Powys Police: £775Community council precept (average): £265£4,702ICarmarthenshire (county or county borough council): £4,272Dyfed Powys Police: £904Community council precept (average): £309£5,486
  • Carmarthenshire (county or county borough council)
  • Dyfed Powys Police
  • Community council precept (average)
BandValue on 1 April 2003RatioA yearA month (10)A month (12)Change on 2025/26
Aup to £44,0006/9£1,567.47£156.75£130.62+£79.43
B£44,001 to £65,0007/9£1,828.71£182.87£152.39+£92.66
C£65,001 to £91,0008/9£2,089.96£209.00£174.16+£105.91
Dreference band£91,001 to £123,0009/9£2,351.20£235.12£195.93+£119.14
E£123,001 to £162,00011/9£2,873.69£287.37£239.47+£145.62
F£162,001 to £223,00013/9£3,396.18£339.62£283.02+£172.09
G£223,001 to £324,00015/9£3,918.67£391.87£326.56+£198.57
H£324,001 to £424,00018/9£4,702.40£470.24£391.87+£238.28
Imore than £424,00021/9£5,486.13£548.61£457.18+£277.99

Wales has nine bands on 1 April 2003 values; Band I pays 21/9 of Band D. The change on 2025/26 applies each band's ratio to last year's Band D.

Who receives the money

The county element rose 4.9% and the Dyfed Powys Police precept 7.5% on 2025/26. The community council element is the average across Carmarthenshire; individual town and community councils set their own precepts. The average bill per dwelling, after discounts and reductions, is £2,071.

Band D in Carmarthenshire, this year and last

£2,2322025/26
£2,3512026/27+5.3%
Terraced houses beside a quiet lane in Garw Fechan, with wooded hills behind
Photo: Alan Hughes, CC BY-SA 2.0, via Wikimedia Commons

Other councils in Wales

CouncilBand ABand DBand IChange
Carmarthenshire£1,567£2,351£5,486+5.3%
Denbighshire£1,559£2,339£5,458+5.5%
Flintshire£1,584£2,376£5,544+5.8%
Monmouthshire£1,611£2,417£5,639+6.1%
Powys£1,568£2,352£5,487+5.3%
Rhondda Cynon Taf£1,526£2,289£5,342+4.5%
Wrexham£1,539£2,309£5,387+5.3%

All 22 councils in Wales · England.

Questions about council tax in Carmarthenshire

How much is council tax in Carmarthenshire for a Band D home?

£2,351.20 a year in 2026/27, about £235 a month over ten instalments. That is +£119 (+5.3%) on 2025/26.

How much is council tax band A in Carmarthenshire?

Band A in Carmarthenshire is £1,567.47 a year in 2026/27, about £157 a month over ten instalments: 6/9 of the Band D figure of £2,351.

How much is council tax band B in Carmarthenshire?

Band B in Carmarthenshire is £1,828.71 a year in 2026/27, about £183 a month over ten instalments: 7/9 of the Band D figure of £2,351.

How much is council tax band C in Carmarthenshire?

Band C in Carmarthenshire is £2,089.96 a year in 2026/27, about £209 a month over ten instalments: 8/9 of the Band D figure of £2,351.

Is council tax in Carmarthenshire high for Wales?

Carmarthenshire ranks 11 of 22 Welsh councils on Band D (1 is the most expensive). Its £2,351 is £68 above the Wales average of £2,283.

Sources

  1. Welsh Government: Council Tax levels, April 2026 to March 2027 (statistical release, 24 March 2026) (accessed 2026-09-12) ✓ checked
  2. Welsh Government: Council Tax levels 2026-27 tables (Table 1 Band D breakdown, Table 2 change on 2025-26) (accessed 2026-09-12) ✓ checked
  3. Council Tax (Valuation Bands) (Wales) Order 2003, article 2 (nine bands, proportions 6 to 21 ninths) (accessed 2026-09-12) ✓ checked

Contains public sector information licensed under the Open Government Licence v3.0. How we calculate.

Council Tax Ledger shows the average area council tax for 2026/27 for a dwelling occupied by two adults with no discounts, as published by the Ministry of Housing, Communities and Local Government. Parish precepts vary within a district, so your bill may differ. Not financial advice.