Over the past 30 years, there have been 37 property sales recorded in the CF23 9BT postcode area. The highest sale price reached £650,000, while the most recent sale was for a terraced house sold in September 2025 for £520,000.

The estimated average property value in CF23 9BT currently stands at £578,682, which is approximately 71.2% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £4,183.

Property prices in CF23 9BT have risen by 4% over the past year , with a total increase of 31.9% over the past five years , and a long-term rise of 63.1% over the past decade .

The most common type of property sold in the area is terraced, making up around 41% of transactions , followed by semi-detached and flat.

Housing in CF23 9BT is predominantly owner-occupied, with an estimated 88% of homes being lived in by the owners.

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Property Sales

1 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Terraced
🛏️ 7bed
📐 1485 sq ft
Today
£640,580
streetscan.co.uk estimate
24 Feb 2017
£425,000
10 Feb 2006
£308,000
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More details

11 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Terraced
🛏️ 7bed
📐 1539 sq ft
Today
£584,615
streetscan.co.uk estimate
9 Apr 2021
£475,000
More details

14 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Terraced
🛏️ 6bed
📐 1485 sq ft
Today
£627,748
streetscan.co.uk estimate
11 Jun 2010
£335,000
29 Sep 1995
£92,000
More details

16 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£547,052
streetscan.co.uk estimate
29 Nov 1996
£91,000

17 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£268,373
streetscan.co.uk estimate
30 Jun 2025
£267,000
11 Sep 2019
£267,500
30 Sep 2013
£158,250
30 Sep 2013
£158,250
23 Apr 2008
£182,000
27 May 2002
£95,000
9 Nov 2000
£81,140
16 Jun 1999
£48,500
15 Oct 1996
£42,000

18 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£619,045
streetscan.co.uk estimate
14 Nov 2003
£249,999
1 Feb 2000
£138,000

19 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Semi-detached
🛏️ 7bed
📐 1798 sq ft
Today
£669,422
streetscan.co.uk estimate
15 Dec 2022
£650,000
3 May 1996
£110,000
More details

2 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£691,761
streetscan.co.uk estimate
1 Mar 2007
£380,000

20 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£537,620
streetscan.co.uk estimate
19 Oct 1995
£89,950
28 Jul 1995
£82,000

21 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Semi-detached
🛏️ 7bed
📐 2088 sq ft
Today
£640,614
streetscan.co.uk estimate
7 Oct 2015
£412,000
More details

22 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£540,770
streetscan.co.uk estimate
31 May 1996
£91,000

23 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£795,628
streetscan.co.uk estimate
12 Feb 2003
£280,000
19 Aug 1999
£151,000
13 Oct 1997
£126,000

24 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£549,573
streetscan.co.uk estimate
28 May 2004
£249,950

25 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Terraced
🛏️ 7bed
📐 1658 sq ft
Today
£527,096
streetscan.co.uk estimate
29 Sep 2025
£520,000
More details

27 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Terraced
🛏️ 7bed
📐 1798 sq ft
Today
£651,715
streetscan.co.uk estimate
12 Apr 2019
£475,000
More details

4 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£634,710
streetscan.co.uk estimate
13 Feb 2004
£275,000

6A Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Semi-detached
🛏️ 4bed
📐 818 sq ft
Today
£272,647
streetscan.co.uk estimate
6 Sep 2024
£265,000
8 Sep 2006
£170,000
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More details

7 Winchester Avenue, Penylan, Cardiff, CF23 9BT

🏠 Semi-detached
🛏️ 7bed
📐 958 sq ft
Today
£547,972
streetscan.co.uk estimate
28 Jul 2015
£345,000
More details

8 Winchester Avenue, Penylan, Cardiff, CF23 9BT

Today
£506,863
streetscan.co.uk estimate
20 Aug 2004
£250,000

Area Insights

Data Sources

Properties at CF23 9BT appear thirty-seven times in the Land Registry records, with the latest transaction recorded on 29 Sep 2025. It also has nine Energy Performance Certificates (EPC) entries, the earliest dating back to 12 Dec 2018. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.