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.
20 CORNWALL ROAD is a midsized semi-detached house of 112m², built sometime between 1930 and 1949, which could now be worth an estimated £940,865. It was last sold for £262,000 in August 2000, which was around 41% above the average August 2000 semi-detached price in the Harrow local authority area. The most recent EPC inspection was May 2014, where the current energy rating was E, and the potential energy rating was B.
Land registry data shows one sale for 20 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 Harrow 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 |
|---|---|---|---|
2000 4 AUG | £262,000 | £186,010 | 41% above HPI |
20 CORNWALL ROAD might now be worth an estimated £940,865.
This is based on house price inflation of 259.1%, between August 2000 and May 2026, for semi-detached houses, in the Harrow local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 259.1% inflationary increase is applied to the most recent sale price for 20 CORNWALL ROAD of £262,000 on 4th August 2000. For the value to have increased from £262,000 to £940,865 over the 26 years and three months to May 2026, the following assumptions must hold true:
20 CORNWALL ROAD is 112m² according to the EPC inspection conducted in May 2014. This puts it in the largest 40% of semi-detached houses in London, based on EPC data. The below chart shows the distribution of semi-detached houses by size in London, and where 20 CORNWALL ROAD lies on this distribution: 59% of semi-detached houses are smaller than 20 CORNWALL ROAD, and 40% of semi-detached houses are larger. Note that EPC data is not available for all properties in London.

20 CORNWALL ROAD sits on a plot of roughly 0.137 of an acre, or 556m².
20 CORNWALL ROAD is located in PINNER, in the HA5 postcode district.
Most recent sales first: