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.
19 CHALKDOWN is a very large extended detached house of 214m², built sometime between 1983 and 1990, which could now be worth an estimated £677,423. It was last sold for £328,500 in October 2009, which was around 2% above the average October 2009 detached price in the Stevenage local authority area. The most recent EPC inspection was January 2024, where the current energy rating was C, and the potential energy rating was B.
Land registry data shows one sale for 19 CHALKDOWN since 1st January 1995. The below table shows the price paid for the one sale, along with the average detached price in the Stevenage 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 |
|---|---|---|---|
2009 29 OCT | £328,500 | £320,873 | 2% above HPI |
19 CHALKDOWN might now be worth an estimated £677,423.
This is based on house price inflation of 106.2%, between October 2009 and April 2026, for detached houses, in the Stevenage local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).
The 106.2% inflationary increase is applied to the most recent sale price for 19 CHALKDOWN of £328,500 on 29th October 2009. For the value to have increased from £328,500 to £677,423 over the seventeen years and six months to April 2026, the following assumptions must hold true:
19 CHALKDOWN is 214m², which includes one extension, according to the EPC inspection conducted in January 2024. This puts it in the largest 10% of detached houses in Stevenage, based on EPC data. The below chart shows the distribution of detached houses by size in Stevenage, and where 19 CHALKDOWN lies on this distribution: 97% of detached houses are smaller than 19 CHALKDOWN, and 3% of detached houses are larger. Note that EPC data is not available for all properties in Stevenage.

19 CHALKDOWN sits on a plot of roughly 0.129 of an acre, or 523m².
19 CHALKDOWN is located in STEVENAGE, in the SG2 postcode district.
Most recent sales first: