Over the past 31 years, there have been 59 property sales recorded in the CF46 5LH postcode area. The highest sale price reached £340,000, while the most recent sale was for a terraced house sold in October 2025 for £54,500.

The estimated average property value in CF46 5LH currently stands at £111,058, which is approximately 28% 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 £1,204.

Property prices in CF46 5LH have fallen by 1.8% over the past year , with a total increase of 37.1% over the past five years , and a long-term rise of 67.6% over the past decade .

The most common type of property sold in the area is terraced, making up around 93% of transactions , followed by semi-detached and other.

Housing in CF46 5LH is predominantly owner-occupied, with an estimated 79% of homes being lived in by the owners.

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Property Sales

10 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

Today
£99,817
streetscan.co.uk estimate
3 May 2019
£70,000

11 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 786 sq ft
Today
£52,178
streetscan.co.uk estimate
3 Oct 2025
£54,500
10 Mar 1995
£13,000
More details

13 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 969 sq ft
Today
£136,009
streetscan.co.uk estimate
29 Oct 2021
£120,000
28 Aug 2020
£92,000
View +2 more
More details

14 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

Today
£87,983
streetscan.co.uk estimate
26 Jul 2008
£55,000

15 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 1001 sq ft
Today
£122,589
streetscan.co.uk estimate
20 Dec 2018
£85,000
8 Sep 2005
£45,000
More details

16 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

Today
£133,026
streetscan.co.uk estimate
8 Apr 1998
£25,000

17 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 3bed
📐 1066 sq ft
Today
£112,071
streetscan.co.uk estimate
30 Jul 2021
£95,000
More details

18 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 1087 sq ft
Today
£137,296
streetscan.co.uk estimate
15 Jan 2021
£110,000
8 Jul 2016
£110,000
View +1 more
More details

19 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 1066 sq ft
Today
£109,600
streetscan.co.uk estimate
10 Dec 2021
£98,000
23 Sep 2011
£70,000
View +1 more
More details

21 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 1044 sq ft
Today
£148,969
streetscan.co.uk estimate
9 Sep 2022
£150,000
9 Oct 2019
£68,000
View +1 more
More details

22 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 850 sq ft
Today
£96,469
streetscan.co.uk estimate
13 Dec 2019
£75,000
25 Jul 2013
£50,000
More details

23 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 904 sq ft
Today
£37,260
streetscan.co.uk estimate
4 Mar 2021
£30,000
7 May 1999
£14,000
More details

26 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 8bed
📐 1496 sq ft
Today
£98,607
streetscan.co.uk estimate
1 Oct 2021
£87,000
More details

28 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 915 sq ft
Today
£138,507
streetscan.co.uk estimate
18 Jan 2023
£137,000
30 Sep 2014
£82,500
More details

29 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 915 sq ft
Today
£75,229
streetscan.co.uk estimate
10 Mar 2014
£41,000
17 Nov 2005
£50,000
View +2 more
More details

31 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

Today
£125,436
streetscan.co.uk estimate
19 Oct 2007
£83,500
6 Aug 2004
£64,950

32 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Other
🛏️ 6bed
📐 904 sq ft
Today
£105,952
streetscan.co.uk estimate
20 Jan 2023
£112,000
8 Jan 2021
£75,000
More details

34 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 1195 sq ft
Today
£83,554
streetscan.co.uk estimate
19 Sep 2019
£60,000
27 Mar 1998
£13,000
More details

37 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 2bed
📐 484 sq ft
Today
£76,284
streetscan.co.uk estimate
7 Aug 2025
£79,000
29 Jun 2012
£39,000
View +4 more
More details

4 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 926 sq ft
Today
£106,608
streetscan.co.uk estimate
27 Jun 2014
£60,000
More details

40 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 732 sq ft
Today
£91,081
streetscan.co.uk estimate
26 Apr 2000
£20,000
More details

41 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 743 sq ft
Today
£110,008
streetscan.co.uk estimate
5 Apr 2019
£75,950
7 Jul 2017
£61,000
View +1 more
More details

42 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 1055 sq ft
Today
£62,851
streetscan.co.uk estimate
20 Jun 2013
£35,000
More details

43 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Semi-detached
🛏️ 4bed
📐 947 sq ft
Today
£127,196
streetscan.co.uk estimate
2 Feb 2007
£84,000
More details

5 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 5bed
📐 829 sq ft
Today
£100,055
streetscan.co.uk estimate
25 Jan 2019
£67,000
3 Oct 2017
£55,000
View +1 more
More details

8 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 4bed
📐 818 sq ft
Today
£90,705
streetscan.co.uk estimate
21 Jun 2022
£89,000
27 Nov 2008
£50,000
More details

9 Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Terraced
🛏️ 6bed
📐 1097 sq ft
Today
£149,901
streetscan.co.uk estimate
29 Jan 2016
£90,000
27 Nov 2009
£72,500
More details

Brynawel Mary Street, Treharris, Merthyr Tydfil, CF46 5LH

🏠 Semi-detached
🛏️ 7bed
📐 1970 sq ft
Today
£343,744
streetscan.co.uk estimate
20 Oct 2023
£340,000
More details

Area Insights

Data Sources

Properties at CF46 5LH appear fifty-nine times in the Land Registry records, with the latest transaction recorded on 3 Oct 2025. It also has twenty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 15 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.