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 THIRLMERE CLOSE is a large semi-detached house of 97m², built sometime between 1967 and 1975, which could now be worth an estimated £293,015. It was last sold for £57,500 in July 1997, which was around 2% above the average July 1997 semi-detached price in the West Northamptonshire local authority area. The most recent EPC inspection was January 2014, where the current energy rating was E, and the potential energy rating was C.
Land registry data shows one sale for 18 THIRLMERE 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 West 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 |
|---|---|---|---|
1997 18 JUL | £57,500 | £56,105 | 2% above HPI |
18 THIRLMERE CLOSE might now be worth an estimated £293,015.
This is based on house price inflation of 409.6%, between July 1997 and May 2026, for semi-detached houses, in the West Northamptonshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 409.6% inflationary increase is applied to the most recent sale price for 18 THIRLMERE CLOSE of £57,500 on 18th July 1997. For the value to have increased from £57,500 to £293,015 over the 29 years and two months to May 2026, the following assumptions must hold true:
18 THIRLMERE CLOSE is 97m² according to the EPC inspection conducted in January 2014. This puts it in the largest 30% of semi-detached houses in Daventry, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Daventry, and where 18 THIRLMERE CLOSE lies on this distribution: 74% of semi-detached houses are smaller than 18 THIRLMERE CLOSE, and 26% of semi-detached houses are larger. Note that EPC data is not available for all properties in Daventry.

18 THIRLMERE CLOSE sits on a plot of roughly 0.054 of an acre, or 219m².
18 THIRLMERE CLOSE is located in DAVENTRY, in the NN11 postcode district.
Most recent sales first: