Carmarthenshire Council Tax 2025/26
Band D rate: £1,855 per year (£186 per month over the standard 10-month Carmarthenshire payment cycle).
Quick answer
Council tax in Carmarthenshire for 2025/26 is £1,855 a year for a Band D property, about £186 per month over the standard 10-month billing cycle. Band A starts at £1,237, Band H reaches £3,710. That puts Carmarthenshire 7% below the Wales average.
All bands for Carmarthenshire
Wales uses 9 bands (A–I) based on April 2003 valuations.
| Band | Property value | Annual | Monthly |
|---|---|---|---|
| A | Up to £44,000 | £1,237 | £124 |
| B | £44,001 – £65,000 | £1,443 | £144 |
| C | £65,001 – £91,000 | £1,649 | £165 |
| D | £91,001 – £123,000 | £1,855 | £186 |
| E | £123,001 – £162,000 | £2,267 | £227 |
| F | £162,001 – £223,000 | £2,679 | £268 |
| G | £223,001 – £324,000 | £3,092 | £309 |
| H | £324,001 – £424,000 | £3,710 | £371 |
| I | Over £424,000 | £4,328 | £433 |
Annual rates include police, fire, and parish precepts where applicable. Monthly figures assume the standard 10-month UK billing cycle (April to January). Many councils offer 12-month instalments on request.
Discounts and exemptions in Carmarthenshire
The following discounts apply across Wales and Carmarthenshire specifically:
- 25% offSingle-person discount. If you live alone, you get 25% off your bill. Apply via Carmarthenshire Council's website.
- 100%Full-time students. A property occupied entirely by full-time students is fully exempt from council tax.
- 100%Severe mental impairment. Households where every adult has a diagnosed severe mental impairment are fully exempt.
- 1 bandDisability reduction. Properties with specific disability adaptations are charged at the rate for one band lower.
- VariesEmpty or unfurnished property. Carmarthenshire sets its own discount level (typically 0% to 100% for the first few weeks). Many councils apply a premium after 1 to 5 years of vacancy.
How Carmarthenshire compares
Carmarthenshire's Band D rate of £1,855 is 7% below the Wales average (Wales average: £1,987). The UK as a whole ranges from roughly £1,000 (Westminster) up to over £2,500 (Nottingham, Rutland).
Closest Wales authorities by rate
Browse all UK councils or check your specific address with our postcode-based council tax checker.
Carmarthenshire council tax FAQ
How much is council tax in Carmarthenshire for 2025/26?▾
Band D council tax in Carmarthenshire is £1855 per year for 2025/26. Band A is £1237, Band H is £3710. Most households pay the bill in 10 instalments from April to January.
What is the cheapest council tax band in Carmarthenshire?▾
Band A is the lowest, currently £1237 per year in Carmarthenshire. It applies to the lowest-valued properties (under £40,000 at 1991 valuations; under £44,000 at 2003 valuations in Wales).
Does Carmarthenshire offer a single-person discount?▾
Yes. If you live alone in Carmarthenshire, you can claim a 25% single-person discount on your council tax. Apply directly via Carmarthenshire Council's website with proof you are the only adult resident.
Are full-time students exempt from council tax in Carmarthenshire?▾
Yes. A property occupied entirely by full-time students in Carmarthenshire is fully exempt from council tax. Mixed households (students plus non-students) get a partial discount instead.
When does Carmarthenshire review or change council tax rates?▾
Carmarthenshire sets new council tax rates each February or March for the financial year starting that April. The 2025/26 rate of £1855 for Band D took effect on 1 April 2025 and runs to 31 March 2026.
How does Carmarthenshire compare to nearby councils?▾
Carmarthenshire's Band D rate of £1855 is 7% below the Wales average. Closest comparable authorities: Newport (£1851), Vale of Glamorgan (£1813), Cardiff (£1917).
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Band D rates sourced from the Welsh Revenue Authority and individual local authority publications for the 2025/26 financial year.
Other bands are computed using the statutory band ratios. Final amount on your specific property may differ if you qualify for discounts or if parish precepts vary within the local authority. Always confirm withCarmarthenshire Council before relying on these figures for budgeting.