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.
241 WINDMILL AVENUE is a midsized extended semi-detached house of 79m², built sometime between 1950 and 1966, which could now be worth an estimated £264,589. It was last sold for £53,000 in July 1999, which was around 6% above the average July 1999 semi-detached price in the North Northamptonshire local authority area. The most recent EPC inspection was July 2013, where the current energy rating was D, and the potential energy rating was B.
Land registry data shows one sale for 241 WINDMILL AVENUE 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 |
|---|---|---|---|
1999 2 JUL | £53,000 | £50,168 | 6% above HPI |
241 WINDMILL AVENUE might now be worth an estimated £264,589.
This is based on house price inflation of 399.2%, between July 1999 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 399.2% inflationary increase is applied to the most recent sale price for 241 WINDMILL AVENUE of £53,000 on 2nd July 1999. For the value to have increased from £53,000 to £264,589 over the 27 years and three months to April 2026, the following assumptions must hold true:
241 WINDMILL AVENUE is 79m², which includes one extension, according to the EPC inspection conducted in July 2013. This puts it in the smallest 50% of semi-detached houses in Kettering, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Kettering, and where 241 WINDMILL AVENUE lies on this distribution: 41% of semi-detached houses are smaller than 241 WINDMILL AVENUE, and 58% of semi-detached houses are larger. Note that EPC data is not available for all properties in Kettering.

241 WINDMILL AVENUE sits on a plot of roughly 0.053 of an acre, or 216m².
241 WINDMILL AVENUE is located in KETTERING, in the NN15 postcode district.
Most recent sales first: