Property Data Search:

20, AVONRIDGE, THORNHILL, CARDIFF, CF14 9AU - £312,500

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 AVONRIDGE is a very small semi-detached house of 79m², built sometime between 1976 and 1982, which could now be worth an estimated £318,150. It was last sold for £312,500 in November 2022, which was around 1% below the average November 2022 semi-detached price in the Cardiff local authority area. The most recent EPC inspection was April 2018, where the current energy rating was C, and the potential energy rating was B.

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20 AVONRIDGE Sold Prices

Land registry data shows four sales for 20 AVONRIDGE since 1st January 1995. The below table shows the price paid for the four sales, along with the average semi-detached price in the Cardiff local authority area for the corresponding sale date. One of the four 20 AVONRIDGE sales was for below the average price, whilst two 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
2022
18 NOV
£312,500£314,524
down arrow
1% below HPI
2018
30 MAY
£231,000£231,471
approximately equal symbol
Close to HPI
2006
8 DEC
£186,000£177,345
up arrow
5% above HPI
2005
19 AUG
£177,000£166,365
up arrow
6% above HPI

20 AVONRIDGE Price Paid vs. HPI Average

The below graph shows the average semi-detached house price in the Cardiff local authority area over time, sourced from the HPI. The four 20 AVONRIDGE sales between August 2005 and November 2022 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 May 2018 sale roughly matched the HPI. So the extrapolation line tracks roughly in line with the HPI over time, until the November 2022 sale, where it falls to 1% below the HPI. The line then continues to track at 1% below the HPI.

20, AVONRIDGE, THORNHILL, CARDIFF, CF14 9AU: Price paid vs HM Land Registry's House Price Index

What might 20 AVONRIDGE be worth now?

20 AVONRIDGE might now be worth an estimated £318,150.

This is based on house price inflation of 1.8%, between November 2022 and March 2025, for semi-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 1.8% inflationary increase is applied to the most recent sale price for 20 AVONRIDGE of £312,500 on 18th November 2022. For the value to have increased from £312,500 to £318,150 over the three years and eight months to March 2025, the following assumptions must hold true:

  • The value of 20 AVONRIDGE has moved in line with the HPI for semi-detached houses in the Cardiff local authority area.
  • The November 2022 sale price of £312,500 represented a fair market value for the property.
  • The size, condition, and specification of 20 AVONRIDGE has not materially changed since November 2022.
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 AVONRIDGE?

20 AVONRIDGE is 79m² according to the EPC inspection conducted in April 2018. This puts it in the smallest 10% of semi-detached houses houses in Cardiff, based on EPC data. The below chart shows the distribution of semi-detached houses houses by size in Cardiff, and where 20 AVONRIDGE lies on this distribution: 8% of semi-detached houses houses are smaller than 20 AVONRIDGE, and 91% of houses are larger. Note that EPC data is not available for all properties in Cardiff.

20, AVONRIDGE, THORNHILL, CARDIFF, CF14 9AU: Size of property relative to semi-detached houses houses in Cardiff

20 AVONRIDGE: Plot and Title Map

20 AVONRIDGE sits on a plot of roughly 0.057 of an acre, or 230m². The below map shows the location of 20 AVONRIDGE, 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 AVONRIDGE). 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, AVONRIDGE, THORNHILL, CARDIFF, CF14 9AU: Plot and title map

Where is 20 AVONRIDGE?

20 AVONRIDGE is located in THORNHILL, in the CF14 postcode district. The below map shows the position of No. 20 on AVONRIDGE.

20, AVONRIDGE, THORNHILL, CARDIFF, CF14 9AU: Location map and indicative extent of plot

All property sales on AVONRIDGE

Most recent sales first:

Full data available
2024
28 AUG
£325,000
Full data available
2024
24 JUL
£455,000
Full data available
2023
6 JUL
£342,500
Full data available
2022
18 NOV
£312,500
Limited data available
2022
13 JUN
£355,000
Full data available
2021
24 AUG
£445,000
Full data available
2021
17 AUG
£280,000
Full data available
2021
16 APR
£290,000
Full data available
2019
29 NOV
£260,000
Full data available
2019
1 OCT
£335,000
Limited data available
2019
14 JUN
£400,000
Full data available
2018
30 MAY
£231,000
Full data available
2018
11 MAY
£310,000
Limited data available
2018
22 FEB
£325,000
Limited data available
2018
5 FEB
£169,400
Full data available
2017
21 SEP
£215,000
Full data available
2016
3 JUN
£236,000
Full data available
2015
20 NOV
£112,000
Full data available
2015
22 JUL
£263,000
Full data available
2015
20 APR
£195,000
Limited data available
2014
19 DEC
£198,000
Full data available
2013
6 SEP
£190,000
Full data available
2013
3 JUL
£173,000
Limited data available
2013
18 APR
£169,000
Full data available
2013
15 FEB
£182,500
Full data available
2011
2 DEC
£172,000
Full data available
2011
8 AUG
£207,000
Full data available
2011
15 JUL
£177,000
Full data available
2011
17 JUN
£163,000
Full data available
2011
15 FEB
£207,500
Limited data available
2010
2 DEC
£249,000
Full data available
2010
28 OCT
£168,000
Full data available
2009
7 AUG
£167,000
Limited data available
2007
25 JAN
£195,000
Full data available
2006
8 DEC
£186,000
Limited data available
2006
29 NOV
£210,000
Full data available
2005
19 AUG
£177,000
Full data available
2004
30 MAR
£210,000
Limited data available
2002
30 AUG
£152,000
Full data available
2002
7 MAR
£114,000
Limited data available
2002
2 JAN
£156,500
Full data available
2001
5 NOV
£104,000
Limited data available
2001
30 MAR
£105,000
Full data available
2001
22 FEB
£89,950
Limited data available
2000
26 OCT
£99,000
Limited data available
2000
14 APR
£134,000
Full data available
1998
24 APR
£79,000
Limited data available
1997
24 JUN
£63,000
Limited data available
1997
11 APR
£80,000
Limited data available
1997
28 FEB
£102,000
Full data available
1997
31 JAN
£93,500
Limited data available
1995
3 OCT
£65,000
Full data available
1995
21 FEB
£76,000
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.