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.
18 STOCKING CLOSE is a very large extended semi-detached house of 122m², built sometime between 1967 and 1975, which could now be worth an estimated £274,688. It was last sold for £270,000 in August 2025, which was around 4% below the average August 2025 semi-detached price in the West Northamptonshire local authority area. The most recent EPC inspection was July 2025, where the current energy rating was D, and the potential energy rating was C.
Land registry data shows one sale for 18 STOCKING CLOSE since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the West Northamptonshire 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 |
|---|---|---|---|
2025 15 AUG | £270,000 | £281,027 | 4% below HPI |
18 STOCKING CLOSE might now be worth an estimated £274,688.
This is based on house price inflation of 1.7%, between August 2025 and May 2026, for semi-detached houses, in the West Northamptonshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 1.7% inflationary increase is applied to the most recent sale price for 18 STOCKING CLOSE of £270,000 on 15th August 2025. For the value to have increased from £270,000 to £274,688 over the one year and three months to May 2026, the following assumptions must hold true:
18 STOCKING CLOSE is 122m², which includes two extensions, according to the EPC inspection conducted in July 2025. This puts it in the largest 10% of semi-detached houses in Hartwell, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Hartwell, and where 18 STOCKING CLOSE lies on this distribution: 93% of semi-detached houses are smaller than 18 STOCKING CLOSE, and 7% of semi-detached houses are larger. Note that EPC data is not available for all properties in Hartwell.

18 STOCKING CLOSE sits on a plot of roughly 0.145 of an acre, or 588m².
18 STOCKING CLOSE is located in HARTWELL, in the NN7 postcode district.
Most recent sales first: