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.
20 HEOL DULAIS is a very small semi-detached house of 42m², built sometime between 1967 and 1975, which could now be worth an estimated £242,194. It was last sold for £149,995 in November 2006, which was around 15% above the average November 2006 semi-detached price in the Swansea local authority area. The most recent EPC inspection was July 2019, where the current energy rating was C, and the potential energy rating was C.
Land registry data shows two sales for 20 HEOL DULAIS since 1st January 1995. The below table shows the price paid for the two sales, along with the average semi-detached price in the Swansea local authority area for the corresponding sale date. Both of the two 20 HEOL DULAIS sales were for above the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).
| Date | Price | HPI Price | Variation from HPI |
|---|---|---|---|
2006 6 NOV | £149,995 | £130,873 | 15% above HPI |
2006 6 NOV | £149,995 | £130,873 | 15% above HPI |
20 HEOL DULAIS might now be worth an estimated £242,194.
This is based on house price inflation of 61.5%, between November 2006 and May 2026, for semi-detached houses, in the Swansea local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 61.5% inflationary increase is applied to the most recent sale price for 20 HEOL DULAIS of £149,995 on 6th November 2006. For the value to have increased from £149,995 to £242,194 over the twenty years and six months to May 2026, the following assumptions must hold true:
20 HEOL DULAIS is 42m² according to the EPC inspection conducted in July 2019. This puts it in the smallest 10% of semi-detached houses in Swansea, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Swansea, and where 20 HEOL DULAIS lies on this distribution: 1% of semi-detached houses are smaller than 20 HEOL DULAIS, and 99% of semi-detached houses are larger. Note that EPC data is not available for all properties in Swansea.

20 HEOL DULAIS sits on a plot of roughly 0.063 of an acre, or 254m².
20 HEOL DULAIS is located in BIRCHGROVE, in the SA7 postcode district.
Most recent sales first: