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 MARINERS DRIVE is a very large extended semi-detached house of 139m², built sometime between 1967 and 1975, which could now be worth an estimated £453,284. It was last sold for £237,000 in June 2011, which was around 33% above the average June 2011 semi-detached price in the North Somerset local authority area. The most recent EPC inspection was December 2025, where the current energy rating was C, and the potential energy rating was C.
Land registry data shows one sale for 4 MARINERS DRIVE since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the North Somerset 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 |
|---|---|---|---|
2011 30 JUN | £237,000 | £178,537 | 33% above HPI |
4 MARINERS DRIVE might now be worth an estimated £453,284.
This is based on house price inflation of 91.3%, between June 2011 and April 2026, for semi-detached houses, in the North Somerset local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 91.3% inflationary increase is applied to the most recent sale price for 4 MARINERS DRIVE of £237,000 on 30th June 2011. For the value to have increased from £237,000 to £453,284 over the fifteen years and two months to April 2026, the following assumptions must hold true:
4 MARINERS DRIVE is 139m², which includes two extensions, according to the EPC inspection conducted in December 2025. This puts it in the largest 20% of semi-detached houses in Backwell, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Backwell, and where 4 MARINERS DRIVE lies on this distribution: 82% of semi-detached houses are smaller than 4 MARINERS DRIVE, and 17% of semi-detached houses are larger. Note that EPC data is not available for all properties in Backwell.

4 MARINERS DRIVE sits on a plot of roughly 0.090 of an acre, or 366m².
4 MARINERS DRIVE is located in BACKWELL, in the BS48 postcode district.
Most recent sales first: