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 GRASSMOUNT is a small extended detached house of 129m², built sometime between 1967 and 1975, which could now be worth an estimated £952,155. It was last sold for £645,000 in May 2015, which was around 8% below the average May 2015 detached price in the Sutton local authority area. The most recent EPC inspection was February 2015, where the current energy rating was F, and the potential energy rating was C.
Land registry data shows one sale for 9 GRASSMOUNT since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the Sutton 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 |
|---|---|---|---|
2015 29 MAY | £645,000 | £702,563 | 8% below HPI |
9 GRASSMOUNT might now be worth an estimated £952,155.
This is based on house price inflation of 47.6%, between May 2015 and April 2026, for detached houses, in the Sutton local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 47.6% inflationary increase is applied to the most recent sale price for 9 GRASSMOUNT of £645,000 on 29th May 2015. For the value to have increased from £645,000 to £952,155 over the eleven years and one month to April 2026, the following assumptions must hold true:
9 GRASSMOUNT is 129m², which includes one extension, according to the EPC inspection conducted in February 2015. This puts it in the smallest 40% of detached houses in London, based on EPC data. The below chart shows the distribution of detached houses by size in London, and where 9 GRASSMOUNT lies on this distribution: 39% of detached houses are smaller than 9 GRASSMOUNT, and 60% of detached houses are larger. Note that EPC data is not available for all properties in London.

9 GRASSMOUNT sits on a plot of roughly 0.116 of an acre, or 471m².
9 GRASSMOUNT is located in PURLEY, in the CR8 postcode district.
Most recent sales first: