Property/Postcode Data Search:

23B, OLD KILN ROAD, FLACKWELL HEATH, HIGH WYCOMBE, HP10 9NR - £680,000

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.

23B OLD KILN ROAD is a small detached house of 111m², built sometime between 1983 and 1990, which could now be worth an estimated £684,345. It was last sold for £680,000 in August 2023, which was around 19% below the average August 2023 detached price in the Buckinghamshire local authority area. The most recent EPC inspection was May 2023, where the current energy rating was C, and the potential energy rating was B.

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23B OLD KILN ROAD Sold Prices

Land registry data shows three sales for 23B OLD KILN ROAD since 1st 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 23B OLD KILN ROAD sales were for below the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

DatePriceHPI PriceVariation from HPI
2023
21 AUG
£680,000£844,484
down arrow
19% below HPI
2013
12 SEP
£429,950£544,966
down arrow
21% below HPI
2009
8 APR
£325,000£426,669
down arrow
24% below HPI

23B OLD KILN ROAD 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 23B OLD KILN ROAD sales between April 2009 and August 2023 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 September 2013 sale was for 21% below the HPI. So the extrapolation line tracks at 21% below the HPI over time, until the August 2023 sale, where it rises to 19% below the HPI. The line then continues to track at 19% below the HPI.

23B, OLD KILN ROAD, FLACKWELL HEATH, HIGH WYCOMBE, HP10 9NR: Price paid vs HM Land Registry's House Price Index

What might 23B OLD KILN ROAD be worth now?

23B OLD KILN ROAD might now be worth an estimated £684,345.

This is based on house price inflation of 0.6%, between August 2023 and July 2025, for detached houses, in the Buckinghamshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 0.6% inflationary increase is applied to the most recent sale price for 23B OLD KILN ROAD of £680,000 on 21st August 2023. For the value to have increased from £680,000 to £684,345 over the two years and one month to July 2025, the following assumptions must hold true:

  • The value of 23B OLD KILN ROAD has moved in line with the HPI for detached houses in the Buckinghamshire local authority area.
  • The August 2023 sale price of £680,000 represented a fair market value for the property.
  • The size, condition, and specification of 23B OLD KILN ROAD has not materially changed since August 2023.
Disclaimer: Please note that this is a theoretical estimate based on assumptions which may or may not be correct. It should not be relied on for any purpose.

How Large is 23B OLD KILN ROAD?

23B OLD KILN ROAD is 111m² according to the EPC inspection conducted in May 2023. This puts it in the smallest 40% of detached houses houses in Flackwell Heath, based on EPC data. The below chart shows the distribution of detached houses houses by size in Flackwell Heath, and where 23B OLD KILN ROAD lies on this distribution: 36% of detached houses houses are smaller than 23B OLD KILN ROAD, and 63% of houses are larger. Note that EPC data is not available for all properties in Flackwell Heath.

23B, OLD KILN ROAD, FLACKWELL HEATH, HIGH WYCOMBE, HP10 9NR: Size of property relative to detached houses houses in Flackwell Heath

23B OLD KILN ROAD: Plot and Title Map

23B OLD KILN ROAD sits on a plot of roughly 0.100 of an acre, or 404m². The below map shows the location of 23B OLD KILN ROAD, 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 23B OLD KILN ROAD). 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.

23B, OLD KILN ROAD, FLACKWELL HEATH, HIGH WYCOMBE, HP10 9NR: Plot and title map

Where is 23B OLD KILN ROAD?

23B OLD KILN ROAD is located in FLACKWELL HEATH, in the HP10 postcode district. The below map shows the position of No. 23B on OLD KILN ROAD.

23B, OLD KILN ROAD, FLACKWELL HEATH, HIGH WYCOMBE, HP10 9NR: Location map and indicative extent of plot

All property sales on OLD KILN ROAD

Most recent sales first:

Full data available
2025
13 MAR
£587,500
Limited data available
2024
7 AUG
£750,000
Full data available
2023
21 AUG
£680,000
Full data available
2023
21 AUG
£460,000
Limited data available
2023
1 JUN
£433,000
Full data available
2023
30 MAY
£457,000
Limited data available
2021
17 NOV
£385,000
Limited data available
2021
29 JUN
£925,000
Limited data available
2020
10 JUL
£395,000
Limited data available
2020
23 JUN
£610,000
Limited data available
2020
3 FEB
£150,000
Full data available
2019
7 OCT
£525,000
Full data available
2017
27 JAN
£440,000
Limited data available
2016
18 AUG
£285,000
Limited data available
2016
8 APR
£615,000
Limited data available
2016
31 MAR
£685,000
Limited data available
2015
8 MAY
£280,000
Full data available
2014
5 SEP
£455,000
Full data available
2013
13 SEP
£273,000
Full data available
2013
12 SEP
£429,950
Full data available
2013
11 FEB
£246,450
Full data available
2010
25 OCT
£295,000
Limited data available
2010
29 SEP
£270,000
Full data available
2009
8 APR
£325,000
Limited data available
2007
12 DEC
£379,000
Full data available
2007
17 JUL
£292,000
Full data available
2005
3 JUN
£195,000
Full data available
2004
22 DEC
£250,000
Full data available
2004
1 OCT
£238,000
Limited data available
2004
31 MAR
£272,000
Full data available
2003
20 JUN
£212,000
Full data available
2001
12 DEC
£250,000
Limited data available
2001
29 OCT
£174,500
Full data available
2000
20 DEC
£132,000
Full data available
1999
3 DEC
£86,000
Limited data available
1999
15 OCT
£139,950
Full data available
1999
16 AUG
£47,000
Full data available
1999
29 JAN
£204,000
Limited data available
1996
21 OCT
£102,750
Full data available
1996
10 MAY
£77,500
Limited data available
1995
24 MAR
£84,500
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Source: HM Land Registry UK House Price Index
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Source: Energy Performance of Buildings Data: England and Wales
Licence: Ordnance Survey and Royal Mail Copyright and Database Right Notice.
Licence: Open Government Licence v3.0.
Source: INSPIRE Polygons
Copyright statement: This information is subject to Crown copyright and database rights 2025 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2025 Ordnance Survey 100026316. Conditions of use.
Licence: Open Government Licence v3.0.