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.
11 BISCAY CLOSE is a very large semi-detached house of 164m², which could now be worth an estimated £513,085. It was last sold for £250,000 in November 2009, which was around 105% above the average November 2009 semi-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 11 BISCAY 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 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 10 NOV | £250,000 | £122,032 | 105% above HPI |
11 BISCAY CLOSE might now be worth an estimated £513,085.
This is based on house price inflation of 105.2%, between November 2009 and April 2026, for semi-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 105.2% inflationary increase is applied to the most recent sale price for 11 BISCAY CLOSE of £250,000 on 10th November 2009. For the value to have increased from £250,000 to £513,085 over the seventeen years and seven months to April 2026, the following assumptions must hold true:
11 BISCAY CLOSE is 164m² according to the EPC inspection conducted in November 2009. This puts it in the largest 10% of semi-detached houses in Irchester, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Irchester, and where 11 BISCAY CLOSE lies on this distribution: 99% of semi-detached houses are smaller than 11 BISCAY CLOSE, and 1% of semi-detached houses are larger. Note that EPC data is not available for all properties in Irchester.

11 BISCAY CLOSE sits on a plot of roughly 0.084 of an acre, or 338m².
11 BISCAY CLOSE is located in IRCHESTER, in the NN29 postcode district.
Most recent sales first: