28, DENE AVENUE, SIDCUP, DA15 9LD - £740,000

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.

28 DENE AVENUE is a very large extended semi-detached house of 155m², built sometime between 1930 and 1949, which could now be worth an estimated £734,573. It was last sold for £740,000 in October 2025, which was around 39% above the average October 2025 semi-detached price in the Bexley local authority area. The most recent EPC inspection was August 2023, where the current energy rating was D, and the potential energy rating was C.

28 DENE AVENUE Sold Prices

Land registry data shows one sale for 28 DENE AVENUE since 1^st January 1995. The below table shows the price paid for the one sale, along with the average semi-detached price in the Bexley 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
2025 24 OCT	£740,000	£531,535	39% above HPI

What might 28 DENE AVENUE be worth now?

28 DENE AVENUE might now be worth an estimated £734,573.

This is based on house price deflation of 0.7%, between October 2025 and May 2026, for semi-detached houses, in the Bexley local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 0.7% deflationary decrease is applied to the most recent sale price for 28 DENE AVENUE of £740,000 on 24th October 2025. For the value to have decreased from £740,000 to £734,573 over the one year and five months to May 2026, the following assumptions must hold true:

• The value of 28 DENE AVENUE has moved in line with the HPI for semi-detached houses in the Bexley local authority area.
• The October 2025 sale price of £740,000 represented a fair market value for the property.
• The size, condition, and specification of 28 DENE AVENUE has not materially changed since October 2025.

How Large is 28 DENE AVENUE?

28 DENE AVENUE is 155m², which includes three extensions, according to the EPC inspection conducted in August 2023. This puts it in the largest 10% of semi-detached houses in Sidcup, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Sidcup, and where 28 DENE AVENUE lies on this distribution: 90% of semi-detached houses are smaller than 28 DENE AVENUE, and 9% of semi-detached houses are larger. Note that EPC data is not available for all properties in Sidcup.

28 DENE AVENUE: Plot

28 DENE AVENUE sits on a plot of roughly 0.071 of an acre, or 288m².

Where is 28 DENE AVENUE?

28 DENE AVENUE is located in SIDCUP, in the DA15 postcode district.