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.
9 LONGWATER is a very large detached house of 167m², built in 2014, which could now be worth an estimated £716,261. It was last sold for £464,950 in August 2014, which was around 51% above the average August 2014 detached price in the West Northamptonshire local authority area. The most recent EPC inspection was March 2014, where the current energy rating was B, and the potential energy rating was B.
Land registry data shows one sale for 9 LONGWATER since 1st January 1995. The below table shows the price paid for the one sale, along with the average 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 |
|---|---|---|---|
2014 22 AUG | £464,950 | £307,536 | 51% above HPI |
9 LONGWATER might now be worth an estimated £716,261.
This is based on house price inflation of 54.1%, between August 2014 and May 2026, for 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 54.1% inflationary increase is applied to the most recent sale price for 9 LONGWATER of £464,950 on 22nd August 2014. For the value to have increased from £464,950 to £716,261 over the twelve years and three months to May 2026, the following assumptions must hold true:
9 LONGWATER is 167m² according to the EPC inspection conducted in March 2014. This puts it in the largest 20% of detached houses in Towcester, based on EPC data. The below chart shows the distribution of detached houses by size in Towcester, and where 9 LONGWATER lies on this distribution: 88% of detached houses are smaller than 9 LONGWATER, and 11% of detached houses are larger. Note that EPC data is not available for all properties in Towcester.

9 LONGWATER sits on a plot of roughly 7.5 acres, or 30,327m².
9 LONGWATER is located in TOWCESTER, in the NN12 postcode district.
Most recent sales first: