Property Data Search:

18, GWERN CLOSE, CARDIFF, CF5 6XL - £297,500

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.

18 GWERN CLOSE is a small detached house of 110m², which could now be worth an estimated £361,689. It was last sold for £297,500 in July 2020, which was around 28% below the average July 2020 detached price in the Vale of Glamorgan local authority area. The most recent EPC inspection was December 2016, where the current energy rating was B, and the potential energy rating was A.

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18 GWERN CLOSE Sold Prices

Land registry data shows two sales for 18 GWERN CLOSE since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the Vale of Glamorgan local authority area for the corresponding sale date. Both of the two 18 GWERN CLOSE 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
2020
27 JUL
£297,500£415,999
down arrow
28% below HPI
2017
27 JAN
£299,995£359,493
down arrow
17% below HPI

18 GWERN CLOSE Price Paid vs. HPI Average

The below graph shows the average detached house price in the Vale of Glamorgan local authority area over time, sourced from the HPI. The two 18 GWERN CLOSE sales from January 2017 and July 2020 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 2017 sale was for 17% below the HPI. So the extrapolation line tracks at 17% below the HPI over time, until the July 2020 sale, where it falls to 28% below the HPI. The line then continues to track at 28% below the HPI.

18, GWERN CLOSE, CARDIFF, CF5 6XL: Price paid vs HM Land Registry's House Price Index

What might 18 GWERN CLOSE be worth now?

18 GWERN CLOSE might now be worth an estimated £361,689.

This is based on house price inflation of 21.6%, between July 2020 and March 2025, for detached houses, in the Vale of Glamorgan local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 21.6% inflationary increase is applied to the most recent sale price for 18 GWERN CLOSE of £297,500 on 27th July 2020. For the value to have increased from £297,500 to £361,689 over the five years and four months to March 2025, the following assumptions must hold true:

  • The value of 18 GWERN CLOSE has moved in line with the HPI for detached houses in the Vale of Glamorgan local authority area.
  • The July 2020 sale price of £297,500 represented a fair market value for the property.
  • The size, condition, and specification of 18 GWERN CLOSE has not materially changed since July 2020.
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 18 GWERN CLOSE?

18 GWERN CLOSE is 110m² according to the EPC inspection conducted in December 2016. This puts it in the smallest 40% 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 18 GWERN CLOSE lies on this distribution: 37% of detached houses houses are smaller than 18 GWERN CLOSE, and 62% of houses are larger. Note that EPC data is not available for all properties in Cardiff.

18, GWERN CLOSE, CARDIFF, CF5 6XL: Size of property relative to detached houses houses in Cardiff

18 GWERN CLOSE: Plot and Title Map

18 GWERN CLOSE sits on a plot of roughly 0.063 of an acre, or 253m². The below map shows the location of 18 GWERN CLOSE, 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 18 GWERN CLOSE). 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.

18, GWERN CLOSE, CARDIFF, CF5 6XL: Plot and title map

Where is 18 GWERN CLOSE?

18 GWERN CLOSE is located in CARDIFF, in the CF5 postcode district. The below map shows the position of No. 18 on GWERN CLOSE.

18, GWERN CLOSE, CARDIFF, CF5 6XL: Location map and indicative extent of plot

All property sales on GWERN CLOSE

Most recent sales first:

Limited data available
2024
29 APR
£230,000
Full data available
2023
15 DEC
£435,000
Limited data available
2023
27 JAN
£220,000
Limited data available
2022
22 DEC
£230,000
Limited data available
2022
30 JUN
£220,000
Full data available
2022
6 MAY
£442,500
Full data available
2022
23 FEB
£308,000
Limited data available
2021
31 AUG
£200,000
Full data available
2021
31 AUG
£285,000
Full data available
2021
9 JUL
£290,995
Limited data available
2021
6 APR
£190,000
Limited data available
2021
29 JAN
£225,000
Limited data available
2020
22 DEC
£195,000
Full data available
2020
27 JUL
£297,500
Full data available
2020
31 JAN
£274,500
Limited data available
2019
2 OCT
£205,000
Limited data available
2019
23 MAY
£240,000
Full data available
2019
22 MAR
£382,000
Limited data available
2019
8 FEB
£180,000
Full data available
2018
5 OCT
£319,000
Full data available
2018
21 SEP
£320,000
Full data available
2018
25 MAY
£359,995
Limited data available
2018
13 APR
£349,995
Limited data available
2017
15 DEC
£299,995
Limited data available
2017
24 NOV
£299,995
Limited data available
2017
3 NOV
£170,000
Limited data available
2017
11 SEP
£170,000
Full data available
2017
17 JUL
£317,995
Limited data available
2017
30 JUN
£324,000
Limited data available
2017
27 JUN
£314,995
Limited data available
2017
9 JUN
£170,000
Full data available
2017
26 MAY
£354,995
Limited data available
2017
28 APR
£324,995
Limited data available
2017
24 FEB
£170,000
Full data available
2017
7 FEB
£350,000
Full data available
2017
27 JAN
£299,995
Limited data available
2016
16 DEC
£170,000
Limited data available
2016
5 DEC
£170,000
Limited data available
2016
30 NOV
£179,995
Limited data available
2016
28 NOV
£210,995
Limited data available
2016
23 NOV
£179,995
Limited data available
2016
22 NOV
£210,995
Limited data available
2016
11 NOV
£415,995
Full data available
2016
19 OCT
£240,000
Limited data available
2016
16 SEP
£240,000
Full data available
2016
5 AUG
£289,995
Full data available
2016
5 AUG
£289,995
Limited data available
2016
28 JUL
£401,368
Full data available
2016
27 MAY
£264,995
Limited data available
2016
12 MAY
£209,995
Limited data available
2016
12 MAY
£209,995
Limited data available
2016
6 MAY
£179,995
Limited data available
2016
6 MAY
£179,995
Limited data available
2016
29 APR
£390,167
Limited data available
2016
29 APR
£257,995
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.