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.
40 CASTLEFIELDS is a very small semi-detached house of 65m², built sometime between 1967 and 1975, which could now be worth an estimated £398,984. It was last sold for £197,000 in February 2005, which was around 1% above the average February 2005 semi-detached price in the Gravesham local authority area. The most recent EPC inspection was September 2013, where the current energy rating was D, and the potential energy rating was B.
Land registry data shows one sale for 40 CASTLEFIELDS since 1st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the Gravesham 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 |
|---|---|---|---|
2005 25 FEB | £197,000 | £194,802 | 1% above HPI |
40 CASTLEFIELDS might now be worth an estimated £398,984.
This is based on house price inflation of 102.5%, between February 2005 and May 2026, for semi-detached houses, in the Gravesham local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 102.5% inflationary increase is applied to the most recent sale price for 40 CASTLEFIELDS of £197,000 on 25th February 2005. For the value to have increased from £197,000 to £398,984 over the twenty years and nine months to May 2026, the following assumptions must hold true:
40 CASTLEFIELDS is 65m² according to the EPC inspection conducted in September 2013. This puts it in the smallest 10% of semi-detached houses in Istead Rise, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Istead Rise, and where 40 CASTLEFIELDS lies on this distribution: 6% of semi-detached houses are smaller than 40 CASTLEFIELDS, and 92% of semi-detached houses are larger. Note that EPC data is not available for all properties in Istead Rise.

40 CASTLEFIELDS sits on a plot of roughly 0.074 of an acre, or 300m².
40 CASTLEFIELDS is located in ISTEAD RISE, in the DA13 postcode district.
Most recent sales first: