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 ALTHORP CLOSE is a very large detached house of 240m², built sometime between 1991 and 1995, which could now be worth an estimated £2,311,954. It was last sold for £499,950 in June 1998, which was around 50% above the average June 1998 detached price in the Barnet local authority area. The most recent EPC inspection was December 2015, where the current energy rating was D, and the potential energy rating was C.
Land registry data shows one sale for 4 ALTHORP CLOSE since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the Barnet 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 |
|---|---|---|---|
1998 25 JUN | £499,950 | £332,482 | 50% above HPI |
4 ALTHORP CLOSE might now be worth an estimated £2,311,954.
This is based on house price inflation of 362.4%, between June 1998 and April 2026, for detached houses, in the Barnet local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 362.4% inflationary increase is applied to the most recent sale price for 4 ALTHORP CLOSE of £499,950 on 25th June 1998. For the value to have increased from £499,950 to £2,311,954 over the 28 years and two months to April 2026, the following assumptions must hold true:
4 ALTHORP CLOSE is 240m² according to the EPC inspection conducted in December 2015. This puts it in the largest 20% of detached houses in London, based on EPC data. The below chart shows the distribution of detached houses by size in London, and where 4 ALTHORP CLOSE lies on this distribution: 83% of detached houses are smaller than 4 ALTHORP CLOSE, and 17% of detached houses are larger. Note that EPC data is not available for all properties in London.

4 ALTHORP CLOSE sits on a plot of roughly 0.266 of an acre, or 1,078m².
4 ALTHORP CLOSE is located in BARNET, in the EN5 postcode district.
Most recent sales first: