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 BISCAY CLOSE is a very large detached house of 158m², which could now be worth an estimated £549,901. It was last sold for £275,000 in November 2009, which was around 35% above the average November 2009 detached price in the North Northamptonshire local authority area. The most recent EPC inspection was November 2009, where the current energy rating was B, and the potential energy rating was B.
Land registry data shows one sale for 18 BISCAY 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 |
|---|---|---|---|
2009 30 NOV | £275,000 | £203,776 | 35% above HPI |
18 BISCAY CLOSE might now be worth an estimated £549,901.
This is based on house price inflation of 100%, between November 2009 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 100% inflationary increase is applied to the most recent sale price for 18 BISCAY CLOSE of £275,000 on 30th November 2009. For the value to have increased from £275,000 to £549,901 over the seventeen years and seven months to April 2026, the following assumptions must hold true:
18 BISCAY CLOSE is 158m² according to the EPC inspection conducted in November 2009. This puts it in the largest 20% of detached houses in Irchester, based on EPC data. The below chart shows the distribution of detached houses by size in Irchester, and where 18 BISCAY CLOSE lies on this distribution: 88% of detached houses are smaller than 18 BISCAY CLOSE, and 12% of detached houses are larger. Note that EPC data is not available for all properties in Irchester.

18 BISCAY CLOSE sits on a plot of roughly 0.078 of an acre, or 314m².
18 BISCAY CLOSE is located in IRCHESTER, in the NN29 postcode district.
Most recent sales first: