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.
40 LON TEIFY is a very small extended detached house of 73m², built sometime between 1930 and 1949, which could now be worth an estimated £153,099. It was last sold for £37,000 in August 1998, which was around 53% below the average August 1998 detached price in the Swansea local authority area. The most recent EPC inspection was July 2009, where the current energy rating was E, and the potential energy rating was D.
Land registry data shows one sale for 40 LON TEIFY since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the Swansea 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 |
|---|---|---|---|
1998 3 AUG | £37,000 | £79,457 | 53% below HPI |
40 LON TEIFY might now be worth an estimated £153,099.
This is based on house price inflation of 313.8%, between August 1998 and May 2026, for 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 313.8% inflationary increase is applied to the most recent sale price for 40 LON TEIFY of £37,000 on 3rd August 1998. For the value to have increased from £37,000 to £153,099 over the 28 years and three months to May 2026, the following assumptions must hold true:
40 LON TEIFY is 73m², which includes one extension, according to the EPC inspection conducted in July 2009. This puts it in the smallest 10% of detached houses in Swansea, based on EPC data. The below chart shows the distribution of detached houses by size in Swansea, and where 40 LON TEIFY lies on this distribution: 9% of detached houses are smaller than 40 LON TEIFY, and 91% of detached houses are larger. Note that EPC data is not available for all properties in Swansea.

40 LON TEIFY sits on a plot of roughly 0.090 of an acre, or 366m².
40 LON TEIFY is located in COCKETT, in the SA2 postcode district.
Most recent sales first: