Over the past 18 years, there have been 80 property sales recorded in the CF40 1NG postcode area. The highest sale price reached £349,950, while the most recent sale was for a semi-detached house sold in June 2025 for £212,000.

The estimated average property value in CF40 1NG currently stands at £268,883, which is approximately 105.3% 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 £2,945.

Property prices in CF40 1NG have risen by 7.2% over the past year , with a total increase of 42.9% over the past five years, and a long-term rise of 80.1% over the past decade.

The most common type of property sold in the area is semi-detached, making up around 56% of transactions , followed by detached.

Housing in CF40 1NG is predominantly owner-occupied, with an estimated 89% of homes being lived in by the owners.

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Property Sales

1 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£246,951
streetscan.co.uk estimate
31 Jan 2012
£130,000
30 Oct 2008
£140,000
25 Oct 2007
£164,995

10 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£311,640
streetscan.co.uk estimate
24 Apr 2009
£162,500

11 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£333,694
streetscan.co.uk estimate
20 Mar 2008
£199,950

12 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£260,089
streetscan.co.uk estimate
29 Feb 2008
£159,995

13 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£239,884
streetscan.co.uk estimate
30 May 2008
£139,195

15 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 6bed
📐 1044 sq ft
Today
£322,453
streetscan.co.uk estimate
15 Sep 2015
£190,000
12 Apr 2013
£137,000
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16 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 6bed
📐 1055 sq ft
Today
£295,773
streetscan.co.uk estimate
8 Oct 2020
£225,000
13 Jun 2008
£168,500
More details

17 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£321,557
streetscan.co.uk estimate
27 Jun 2008
£180,495

18 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£316,675
streetscan.co.uk estimate
25 Apr 2008
£186,595

19 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 7bed
📐 1173 sq ft
Today
£345,356
streetscan.co.uk estimate
25 Apr 2008
£203,495
More details

2 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 6bed
📐 1033 sq ft
Today
£268,950
streetscan.co.uk estimate
2 Nov 2007
£166,250
More details

20 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 6bed
📐 1044 sq ft
Today
£333,367
streetscan.co.uk estimate
23 Nov 2018
£230,000
28 Nov 2009
£160,000
More details

21 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 7bed
📐 1033 sq ft
Today
£347,869
streetscan.co.uk estimate
16 Dec 2024
£349,950
12 Dec 2008
£160,000
More details

22 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£284,460
streetscan.co.uk estimate
19 Dec 2008
£154,000

23 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£342,724
streetscan.co.uk estimate
10 May 2013
£177,000
25 Jul 2008
£189,500

24 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£339,372
streetscan.co.uk estimate
18 Jun 2008
£190,495

25 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£250,957
streetscan.co.uk estimate
22 Aug 2008
£140,000
6 Jun 2008
£135,000

26 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£255,487
streetscan.co.uk estimate
30 Sep 2008
£140,000
6 Jun 2008
£135,000

27 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 837 sq ft
Today
£255,487
streetscan.co.uk estimate
19 Sep 2008
£140,000
6 Jun 2008
£135,000
More details

28 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 818 sq ft
Today
£207,319
streetscan.co.uk estimate
5 Feb 2021
£162,000
15 Aug 2008
£140,000
More details

29 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£240,257
streetscan.co.uk estimate
13 Mar 2009
£125,000
12 Jun 2008
£135,000

3 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 5bed
📐 984 sq ft
Today
£264,657
streetscan.co.uk estimate
8 Jan 2016
£157,000
16 May 2014
£143,000
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More details

30 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£240,257
streetscan.co.uk estimate
6 Mar 2009
£125,000
12 Jun 2008
£135,000

31 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£224,450
streetscan.co.uk estimate
19 Jun 2009
£115,000
12 Jun 2008
£135,000

32 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£201,594
streetscan.co.uk estimate
1 Dec 2017
£133,000
30 Jan 2009
£130,000
20 Jun 2008
£135,000

33 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 818 sq ft
Today
£208,901
streetscan.co.uk estimate
30 Jun 2025
£212,000
24 Apr 2009
£115,000
View +1 more
More details

34 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£240,257
streetscan.co.uk estimate
6 Mar 2009
£125,000
20 Jun 2008
£135,000

35 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 850 sq ft
Today
£209,110
streetscan.co.uk estimate
12 Aug 2014
£115,000
27 Feb 2009
£125,000
View +1 more
More details

36 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 829 sq ft
Today
£210,353
streetscan.co.uk estimate
4 Jul 2022
£199,950
27 Mar 2009
£125,000
View +1 more
More details

38 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Detached
🛏️ 5bed
📐 920 sq ft
Today
£265,539
streetscan.co.uk estimate
8 Oct 2020
£202,000
25 May 2007
£154,995
More details

39 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£263,939
streetscan.co.uk estimate
31 May 2007
£154,995

4 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£268,537
streetscan.co.uk estimate
28 Sep 2007
£165,995

40 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£236,893
streetscan.co.uk estimate
31 May 2007
£141,995

41 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 1066 sq ft
Today
£216,217
streetscan.co.uk estimate
17 Aug 2018
£145,000
29 May 2015
£135,000
View +2 more
More details

42 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 829 sq ft
Today
£202,929
streetscan.co.uk estimate
23 Jan 2009
£109,995
More details

43 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 818 sq ft
Today
£255,180
streetscan.co.uk estimate
8 Feb 2008
£157,500
More details

44 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£276,745
streetscan.co.uk estimate
20 Dec 2007
£173,000

45 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£235,297
streetscan.co.uk estimate
22 Jun 2007
£144,995

46 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£232,051
streetscan.co.uk estimate
22 Jun 2007
£142,995

47 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 4bed
📐 1161 sq ft
Today
£232,051
streetscan.co.uk estimate
7 Jun 2007
£142,995
More details

48 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 5bed
📐 872 sq ft
Today
£229,773
streetscan.co.uk estimate
14 Mar 2014
£125,000
31 May 2013
£103,000
View +1 more
More details

5 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£216,676
streetscan.co.uk estimate
19 Jan 2018
£139,950
22 Oct 2007
£147,995

6 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

🏠 Semi-detached
🛏️ 6bed
📐 1055 sq ft
Today
£243,614
streetscan.co.uk estimate
18 Nov 2022
£240,000
19 Sep 2007
£149,995
More details

7 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£300,892
streetscan.co.uk estimate
21 Sep 2007
£185,995

8 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£275,008
streetscan.co.uk estimate
28 Sep 2007
£169,995

9 Heol Dinas Isaf, Williamstown, Tonypandy, Rhondda Cynon Taff, CF40 1NG

Today
£334,324
streetscan.co.uk estimate
23 Nov 2008
£174,995

Area Insights

Data Sources

Properties at CF40 1NG appear eighty times in the Land Registry records, with the latest transaction recorded on 30 Jun 2025. It also has nineteen Energy Performance Certificates (EPC) entries, the earliest dating back to 9 Jun 2014. 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.