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.
4 CORNWALL ROAD is a large extended semi-detached house of 138m², built sometime between 1900 and 1929, which could now be worth an estimated £1,319,678. It was last sold for £725,000 in January 2011, which was around 74% above the average January 2011 semi-detached price in the St Albans local authority area. The most recent EPC inspection was August 2010, where the current energy rating was F, and the potential energy rating was D.
Land registry data shows one sale for 4 CORNWALL ROAD since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the St Albans 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 |
|---|---|---|---|
2011 10 JAN | £725,000 | £416,374 | 74% above HPI |
4 CORNWALL ROAD might now be worth an estimated £1,319,678.
This is based on house price inflation of 82%, between January 2011 and May 2026, for semi-detached houses, in the St Albans local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 82% inflationary increase is applied to the most recent sale price for 4 CORNWALL ROAD of £725,000 on 10th January 2011. For the value to have increased from £725,000 to £1,319,678 over the fourteen years and eight months to May 2026, the following assumptions must hold true:
4 CORNWALL ROAD is 138m², which includes one extension, according to the EPC inspection conducted in August 2010. This puts it in the largest 30% of semi-detached houses in Harpenden, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Harpenden, and where 4 CORNWALL ROAD lies on this distribution: 71% of semi-detached houses are smaller than 4 CORNWALL ROAD, and 29% of semi-detached houses are larger. Note that EPC data is not available for all properties in Harpenden.

4 CORNWALL ROAD sits on a plot of roughly 0.072 of an acre, or 293m².
4 CORNWALL ROAD is located in HARPENDEN, in the AL5 postcode district.
Most recent sales first: