Over the past 30 years, there have been 84 property sales recorded in the CF83 8HN postcode area. The highest sale price reached £187,500, while the most recent sale was for a terraced house sold in September 2025 for £129,000.

The estimated average property value in CF83 8HN currently stands at £167,814, which is approximately 40% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £1,949.

Property prices in CF83 8HN have risen by 8.4% over the past year , with a total increase of 44.8% over the past five years, and a long-term rise of 78.8% over the past decade.

The most common type of property sold in the area is terraced, making up around 98% of transactions , followed by semi-detached.

Housing in CF83 8HN is predominantly owner-occupied, with an estimated 73% of homes being lived in by the owners.

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Property Sales

10 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 936 sq ft
Today
£146,709
streetscan.co.uk estimate
8 Mar 2022
£127,000
22 Nov 2002
£58,000
More details

11 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 6bed
📐 936 sq ft
Today
£161,640
streetscan.co.uk estimate
19 Sep 2017
£102,000
More details

14 Mary Street, Trethomas, Caerphilly, CF83 8HN

Today
£186,400
streetscan.co.uk estimate
27 Jul 2001
£42,500

15 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 861 sq ft
Today
£178,061
streetscan.co.uk estimate
27 Jan 2012
£94,000
More details

16 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 904 sq ft
Today
£157,034
streetscan.co.uk estimate
13 Feb 2024
£145,000
31 Jan 2003
£63,500
View +3 more
More details

17 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 753 sq ft
Today
£131,919
streetscan.co.uk estimate
19 Oct 2016
£80,000
More details

18 Mary Street, Trethomas, Caerphilly, CF83 8HN

Today
£194,532
streetscan.co.uk estimate
30 May 2008
£119,995
6 Mar 1998
£37,950

19 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 915 sq ft
Today
£202,439
streetscan.co.uk estimate
21 Aug 2023
£187,500
21 Oct 2022
£136,000
More details

2 Mary Street, Trethomas, Caerphilly, CF83 8HN

Today
£174,723
streetscan.co.uk estimate
30 May 2008
£103,000
2 Nov 2001
£43,000

20 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 926 sq ft
Today
£170,098
streetscan.co.uk estimate
30 Sep 2024
£163,500
12 Aug 2021
£125,000
More details

21 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 850 sq ft
Today
£167,866
streetscan.co.uk estimate
29 Jun 2012
£91,000
More details

22 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 1055 sq ft
Today
£184,018
streetscan.co.uk estimate
7 Dec 2018
£125,000
7 Apr 2006
£110,000
View +2 more
More details

23 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 893 sq ft
Today
£242,229
streetscan.co.uk estimate
20 Jul 2004
£110,000
25 Oct 2000
£43,000
View +2 more
More details

24 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 969 sq ft
Today
£171,678
streetscan.co.uk estimate
16 Feb 2017
£102,000
9 Jul 2015
£102,500
More details

25 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 786 sq ft
Today
£167,928
streetscan.co.uk estimate
4 Oct 2019
£115,500
2 Sep 2013
£81,500
View +2 more
More details

28 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 926 sq ft
Today
£169,663
streetscan.co.uk estimate
31 Jan 2017
£100,000
28 Jun 1996
£28,000
More details

29 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 1098 sq ft
Today
£156,980
streetscan.co.uk estimate
1 Apr 2021
£120,000
9 Nov 2006
£109,000
View +1 more
More details

30 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 883 sq ft
Today
£194,739
streetscan.co.uk estimate
8 Mar 2024
£180,000
5 Dec 2014
£82,500
More details

31 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 1012 sq ft
Today
£162,300
streetscan.co.uk estimate
20 Apr 2022
£138,500
22 Feb 2013
£100,000
View +1 more
More details

32 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 872 sq ft
Today
£142,118
streetscan.co.uk estimate
21 Nov 2014
£80,000
More details

33 Mary Street, Trethomas, Caerphilly, CF83 8HN

Today
£150,386
streetscan.co.uk estimate
20 Sep 2023
£140,000

35 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 1023 sq ft
Today
£173,650
streetscan.co.uk estimate
27 Apr 2001
£37,950
9 Jun 2000
£34,750
More details

37 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 936 sq ft
Today
£187,293
streetscan.co.uk estimate
25 Jun 2021
£151,500
29 Feb 2016
£114,000
View +1 more
More details

39 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 829 sq ft
Today
£164,560
streetscan.co.uk estimate
11 Apr 2023
£146,500
25 Sep 2007
£110,000
View +3 more
More details

40 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 969 sq ft
Today
£192,182
streetscan.co.uk estimate
24 Mar 2016
£110,000
24 Sep 2010
£92,000
View +2 more
More details

41 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 840 sq ft
Today
£161,128
streetscan.co.uk estimate
29 Sep 2023
£150,000
13 Feb 2017
£100,000
More details

42 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 775 sq ft
Today
£129,000
streetscan.co.uk estimate
2 Sep 2025
£129,000
25 Nov 2016
£21,700
More details

43 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 915 sq ft
Today
£185,409
streetscan.co.uk estimate
11 Dec 2020
£138,750
13 Oct 2017
£124,950
View +2 more
More details

44 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 926 sq ft
Today
£175,634
streetscan.co.uk estimate
23 Aug 2017
£110,000
More details

46 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 840 sq ft
Today
£139,976
streetscan.co.uk estimate
24 Apr 2014
£78,000
More details

47 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 3bed
📐 872 sq ft
Today
£147,415
streetscan.co.uk estimate
30 Apr 2025
£141,000
More details

48 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 915 sq ft
Today
£183,507
streetscan.co.uk estimate
7 Dec 2007
£112,500
4 Jun 2004
£79,950
More details

49 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 936 sq ft
Today
£139,238
streetscan.co.uk estimate
19 Nov 2021
£115,000
13 Dec 2006
£113,000
View +1 more
More details

50 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 1033 sq ft
Today
£195,100
streetscan.co.uk estimate
24 Sep 2021
£158,000
13 Apr 1995
£24,000
More details

6 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 947 sq ft
Today
£162,449
streetscan.co.uk estimate
1 Feb 2024
£150,000
7 Dec 2018
£110,000
More details

7 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 840 sq ft
Today
£160,464
streetscan.co.uk estimate
14 Dec 2018
£109,000
17 Jun 2013
£88,000
More details

8 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 4bed
📐 904 sq ft
Today
£143,354
streetscan.co.uk estimate
30 Jun 2011
£75,000
More details

9 Mary Street, Trethomas, Caerphilly, CF83 8HN

🏠 Terraced
🛏️ 5bed
📐 1302 sq ft
Today
£206,363
streetscan.co.uk estimate
24 Mar 2017
£124,950
More details

Area Insights

Data Sources

Properties at CF83 8HN appear eighty-four times in the Land Registry records, with the latest transaction recorded on 2 Sep 2025. It also has thirty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 8 Jul 2020. 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.