The information on this page is based on a number of underlying datasets, most of which are updated monthly. We maintain an update schedule which explains which version of each dataset we are currently relying on.
4 TEGFYNYDD is a small semi-detached house of 78m², built sometime between 1976 and 1982, which could now be worth an estimated £134,322. It was last sold for £132,500 in October 2022, which was around 25% below the average October 2022 semi-detached price in the Carmarthenshire local authority area. The most recent EPC inspection was March 2026, where the current energy rating was C, and the potential energy rating was C.
Land registry data shows one sale for 4 TEGFYNYDD since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the Carmarthenshire local authority area for the corresponding sale date. The average price is sourced from the Office for National Statistics' House Price Index (HPI).
| Date | Price | HPI Price | Variation from HPI |
|---|---|---|---|
2022 14 OCT | £132,500 | £177,411 | 25% below HPI |
4 TEGFYNYDD might now be worth an estimated £134,322.
This is based on house price inflation of 1.4%, between October 2022 and May 2026, for semi-detached houses, in the Carmarthenshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 1.4% inflationary increase is applied to the most recent sale price for 4 TEGFYNYDD of £132,500 on 14th October 2022. For the value to have increased from £132,500 to £134,322 over the four years and five months to May 2026, the following assumptions must hold true:
4 TEGFYNYDD is 78m² according to the EPC inspection conducted in March 2026. This puts it in the smallest 30% of semi-detached houses in Llanelli, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Llanelli, and where 4 TEGFYNYDD lies on this distribution: 27% of semi-detached houses are smaller than 4 TEGFYNYDD, and 70% of semi-detached houses are larger. Note that EPC data is not available for all properties in Llanelli.

4 TEGFYNYDD sits on a plot of roughly 0.049 of an acre, or 198m².
4 TEGFYNYDD is located in LLANELLI, in the SA14 postcode district.
Most recent sales first: