15A, ALLONBY WAY, AYLESBURY, HP21 7JA - £715,000

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.

15A ALLONBY WAY is a large extended detached house of 142m², built sometime between 1983 and 1990. It was last sold for £715,000 in October 2025, which was around 16% below the average October 2025 detached price in the Buckinghamshire local authority area. The most recent EPC inspection was January 2025, where the current energy rating was C, and the potential energy rating was C.

15A ALLONBY WAY Sold Prices

Land registry data shows three sales for 15A ALLONBY WAY since 1^st January 1995. The below table shows the price paid for the three sales, along with the average detached price in the Buckinghamshire local authority area for the corresponding sale date. All of the three 15A ALLONBY WAY sales were for below the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

Date	Price	HPI Price	Variation from HPI
2025 1 OCT	£715,000	£853,221	16% below HPI
2006 6 DEC	£410,000	£465,205	12% below HPI
2003 13 NOV	£357,500	£394,779	9% below HPI

15A ALLONBY WAY Price Paid vs. HPI Average

The below graph shows the average detached house price in the Buckinghamshire local authority area over time, sourced from the HPI. The three 15A ALLONBY WAY sales between November 2003 and October 2025 have been plotted on the graph. A line has been extrapolated to show what the value of the property might have been over time, following each sale, had it maintained the same margin above or below the HPI (as a percentage). For example, the December 2006 sale was for 12% below the HPI. So the extrapolation line tracks at 12% below the HPI over time, until the October 2025 sale, where it falls to 16% below the HPI. The line then continues to track at 16% below the HPI.

How Large is 15A ALLONBY WAY?

15A ALLONBY WAY is 142m², which includes one extension, according to the EPC inspection conducted in January 2025. This puts it in the largest 30% of detached houses houses in Aylesbury, based on EPC data. The below chart shows the distribution of detached houses houses by size in Aylesbury, and where 15A ALLONBY WAY lies on this distribution: 73% of detached houses houses are smaller than 15A ALLONBY WAY, and 26% of houses are larger. Note that EPC data is not available for all properties in Aylesbury.

15A ALLONBY WAY: Plot and Title Map

15A ALLONBY WAY sits on a plot of roughly 0.117 of an acre, or 474m². The below map shows the location of 15A ALLONBY WAY, an approximate outline of the building(s), and the indicative extent of the property. The plot extent is a Land Registry INSPIRE Index Polygon, and it is important to note that a title may include more than one polygon, whereas only one polygon is shown on the map (the polygon which intersects with the position of 15A ALLONBY WAY). The full extent of the land contained in any registered title can only be identified from the individual title plan. The maps on this page should not be relied upon to establish the extent of a title.

Where is 15A ALLONBY WAY?

15A ALLONBY WAY is located in AYLESBURY, in the HP21 postcode district. The below map shows the position of No. 15A on ALLONBY WAY.