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.
21 SOUTHBROOK is a very small extended terraced house of 67m², built sometime between 1950 and 1966, which could now be worth an estimated £161,463. It was last sold for £160,000 in January 2023, which was around 21% below the average January 2023 terraced price in the North Northamptonshire local authority area. The most recent EPC inspection was March 2017, where the current energy rating was C, and the potential energy rating was B.
Land registry data shows one sale for 21 SOUTHBROOK since 1st January 1995. The below table shows the price paid for the one sale, along with the average terraced 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 |
|---|---|---|---|
2023 30 JAN | £160,000 | £201,711 | 21% below HPI |
21 SOUTHBROOK might now be worth an estimated £161,463.
This is based on house price inflation of 0.9%, between January 2023 and May 2026, for terraced 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 0.9% inflationary increase is applied to the most recent sale price for 21 SOUTHBROOK of £160,000 on 30th January 2023. For the value to have increased from £160,000 to £161,463 over the two years and eight months to May 2026, the following assumptions must hold true:
21 SOUTHBROOK is 67m², which includes one extension, according to the EPC inspection conducted in March 2017. This puts it in the smallest 20% of terraced houses in Corby, based on EPC data. The below chart shows the distribution of terraced houses by size in Corby, and where 21 SOUTHBROOK lies on this distribution: 18% of terraced houses are smaller than 21 SOUTHBROOK, and 81% of terraced houses are larger. Note that EPC data is not available for all properties in Corby.

21 SOUTHBROOK sits on a plot of roughly 0.039 of an acre, or 156m².
21 SOUTHBROOK is located in CORBY, in the NN18 postcode district.
Most recent sales first: