Average rent in Carmarthenshire
Average private rent in Carmarthenshire was £690 a month in September 2026 (▲ 6.5% in a year; UK £1,406). Use it to check a listing or a proposed rent increase.
By size and type
1 bedroom£503
2 bedrooms£650
3 bedrooms£744
4+ bedrooms£1,002
Detached£856
Semi-detached£732
Terraced£697
Flat or maisonette£564
Average rent, last 2 years
Other areas in Wales
Cardiff
Affordability check →1 yr ▲ 3.2%
£1,179Monmouthshire1 yr ▲ 2.1%
£994Vale of Glamorgan1 yr ▲ 1.7%
£978Newport1 yr ▲ 2.9%
£962Torfaen1 yr ▲ 2.3%
£865Swansea1 yr ▲ 6.0%
£853Flintshire1 yr ▲ 7.9%
£817Conwy1 yr ▲ 2.7%
£799Wrexham1 yr ▲ 3.0%
£773Bridgend1 yr ▲ 7.8%
£765Merthyr Tydfil1 yr ▼ 1.9%
£754Caerphilly1 yr ▲ 7.1%
£752Rhondda Cynon Taf1 yr ▲ 0.6%
£747Gwynedd1 yr ▲ 7.1%
£728Ceredigion1 yr ▲ 3.7%
£724Denbighshire1 yr ▲ 6.2%
£723Isle of Anglesey1 yr ▲ 5.9%
£717Pembrokeshire1 yr ▲ 4.6%
£697Neath Port Talbot1 yr ▲ 6.3%
£692Blaenau Gwent1 yr ▲ 5.9%
£682Questions and answers
What is the average rent in Carmarthenshire?
£690 a month in September 2026 (ONS), up 6.5% in a year.
By number of bedrooms?
1 bedroom: £503, 2 bedrooms: £650, 3 bedrooms: £744, 4+ bedrooms: £1,002.
Source: ONS Price Index of Private Rents (Open Government Licence v3.0).