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.
21 SAPPHIRE CLOSE is a detached house, which could now be worth an estimated £452,241. It was last sold for £116,500 in July 2000, which was around 11% above the average July 2000 detached price in the North Northamptonshire local authority area.
Land registry data shows two sales for 21 SAPPHIRE CLOSE since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the North Northamptonshire local authority area for the corresponding sale date. Both of the two 21 SAPPHIRE CLOSE 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 |
|---|---|---|---|
2000 7 JUL | £116,500 | £104,969 | 11% above HPI |
1998 27 NOV | £89,995 | £83,896 | 7% above HPI |
21 SAPPHIRE CLOSE might now be worth an estimated £452,241.
This is based on house price inflation of 288.2%, between July 2000 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 288.2% inflationary increase is applied to the most recent sale price for 21 SAPPHIRE CLOSE of £116,500 on 7th July 2000. For the value to have increased from £116,500 to £452,241 over the 26 years and three months to April 2026, the following assumptions must hold true:
21 SAPPHIRE CLOSE is located in KETTERING, in the NN15 postcode district.
Most recent sales first: