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 SAPPHIRE CLOSE is a small extended detached house of 93m², built sometime between 1996 and 2002, which could now be worth an estimated £333,710. It was last sold for £69,995 in October 1998, which was around 18% below the average October 1998 detached price in the North Northamptonshire local authority area. The most recent EPC inspection was November 2015, where the current energy rating was D, and the potential energy rating was B.
Land registry data shows one sale for 18 SAPPHIRE CLOSE since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the North 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 |
|---|---|---|---|
1998 23 OCT | £69,995 | £85,468 | 18% below HPI |
18 SAPPHIRE CLOSE might now be worth an estimated £333,710.
This is based on house price inflation of 376.8%, between October 1998 and April 2026, for detached houses, in the North Northamptonshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 376.8% inflationary increase is applied to the most recent sale price for 18 SAPPHIRE CLOSE of £69,995 on 23rd October 1998. For the value to have increased from £69,995 to £333,710 over the 28 years and six months to April 2026, the following assumptions must hold true:
18 SAPPHIRE CLOSE is 93m², which includes two extensions, according to the EPC inspection conducted in November 2015. This puts it in the smallest 30% of detached houses in Kettering, based on EPC data. The below chart shows the distribution of detached houses by size in Kettering, and where 18 SAPPHIRE CLOSE lies on this distribution: 27% of detached houses are smaller than 18 SAPPHIRE CLOSE, and 73% of detached houses are larger. Note that EPC data is not available for all properties in Kettering.

18 SAPPHIRE CLOSE sits on a plot of roughly 0.071 of an acre, or 289m².
18 SAPPHIRE CLOSE is located in KETTERING, in the NN15 postcode district.
Most recent sales first: