Property Data Search:

20, BIRCHWOOD ROAD, CARDIFF, CF23 5LJ - £486,000

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.

20 BIRCHWOOD ROAD is a large extended detached house of 151m², built sometime between 1950 and 1966, which could now be worth an estimated £771,107. It was last sold for £486,000 in August 2014, which was around 49% above the average August 2014 detached price in the Cardiff local authority area. The most recent EPC inspection was April 2014, where the current energy rating was C, and the potential energy rating was C.

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20 BIRCHWOOD ROAD Sold Prices

Land registry data shows two sales for 20 BIRCHWOOD ROAD since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the Cardiff local authority area for the corresponding sale date. Both of the two 20 BIRCHWOOD ROAD sales were for above the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

DatePriceHPI PriceVariation from HPI
2014
15 AUG
£486,000£326,042
up arrow
49% above HPI
2007
16 JAN
£345,000£290,618
up arrow
19% above HPI

20 BIRCHWOOD ROAD Price Paid vs. HPI Average

The below graph shows the average detached house price in the Cardiff local authority area over time, sourced from the HPI. The two 20 BIRCHWOOD ROAD sales from January 2007 and August 2014 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 January 2007 sale was for 19% above the HPI. So the extrapolation line tracks at 19% above the HPI over time, until the August 2014 sale, where it rises to 49% above the HPI. The line then continues to track at 49% above the HPI.

20, BIRCHWOOD ROAD, CARDIFF, CF23 5LJ: Price paid vs HM Land Registry's House Price Index

What might 20 BIRCHWOOD ROAD be worth now?

20 BIRCHWOOD ROAD might now be worth an estimated £771,107.

This is based on house price inflation of 58.7%, between August 2014 and June 2025, for detached houses, in the Cardiff local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 58.7% inflationary increase is applied to the most recent sale price for 20 BIRCHWOOD ROAD of £486,000 on 15th August 2014. For the value to have increased from £486,000 to £771,107 over the eleven years and two months to June 2025, the following assumptions must hold true:

  • The value of 20 BIRCHWOOD ROAD has moved in line with the HPI for detached houses in the Cardiff local authority area.
  • The August 2014 sale price of £486,000 represented a fair market value for the property.
  • The size, condition, and specification of 20 BIRCHWOOD ROAD has not materially changed since August 2014.
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 20 BIRCHWOOD ROAD?

20 BIRCHWOOD ROAD is 151m², which includes two extensions, according to the EPC inspection conducted in April 2014. This puts it in the largest 30% of detached houses houses in Cardiff, based on EPC data. The below chart shows the distribution of detached houses houses by size in Cardiff, and where 20 BIRCHWOOD ROAD lies on this distribution: 73% of detached houses houses are smaller than 20 BIRCHWOOD ROAD, and 26% of houses are larger. Note that EPC data is not available for all properties in Cardiff.

20, BIRCHWOOD ROAD, CARDIFF, CF23 5LJ: Size of property relative to detached houses houses in Cardiff

20 BIRCHWOOD ROAD: Plot and Title Map

20 BIRCHWOOD ROAD sits on a plot of roughly 0.111 of an acre, or 451m². The below map shows the location of 20 BIRCHWOOD 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 20 BIRCHWOOD 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.

20, BIRCHWOOD ROAD, CARDIFF, CF23 5LJ: Plot and title map

Where is 20 BIRCHWOOD ROAD?

20 BIRCHWOOD ROAD is located in CARDIFF, in the CF23 postcode district. The below map shows the position of No. 20 on BIRCHWOOD ROAD.

20, BIRCHWOOD ROAD, CARDIFF, CF23 5LJ: Location map and indicative extent of plot

All property sales on BIRCHWOOD ROAD

Most recent sales first:

Limited data available
2025
14 FEB
£600,000
Full data available
2024
26 NOV
£695,000
Limited data available
2020
3 DEC
£410,000
Full data available
2019
3 JUL
£520,000
Full data available
2017
29 SEP
£433,000
Limited data available
2017
10 JAN
£417,500
Full data available
2014
15 AUG
£486,000
Limited data available
2013
11 DEC
£345,000
Limited data available
2012
3 OCT
£342,000
Full data available
2010
17 SEP
£427,000
Full data available
2008
1 DEC
£290,000
Full data available
2007
16 JAN
£345,000
Limited data available
2005
24 MAY
£300,000
Full data available
2004
2 JUN
£350,000
Limited data available
2001
15 OCT
£198,950
Limited data available
2000
25 AUG
£177,000
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.
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.