Over the past 7 years, there have been 47 property sales recorded in the NP12 2RD postcode area. The highest sale price reached £308,000, while the most recent sale was a property sold in September 2025 for £308,000.

The estimated average property value in NP12 2RD currently stands at £262,074, which is roughly in line with the city average (within ±8%), suggesting property prices reflect broader market trends.

In terms of size, the average price per square metre is approximately £3,355.

Property prices in NP12 2RD have risen by 7.7% over the past year , with a total increase of 40.2% over the past five years , and a long-term rise of 82% over the past decade .

The most common type of property sold in the area is detached, making up around 47% of transactions , followed by semi-detached and terraced.

Housing in NP12 2RD is mixed, with 66% of homes being , indicating a diverse residential makeup.

Click on the map to change the analyzed area

Property Sales

1 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£390,652
streetscan.co.uk estimate
22 Feb 2019
£266,995

10 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£259,454
streetscan.co.uk estimate
23 Sep 2019
£179,995

11 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£384,214
streetscan.co.uk estimate
2 Aug 2019
£270,995

12 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£403,402
streetscan.co.uk estimate
7 Nov 2019
£282,995

13 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£317,352
streetscan.co.uk estimate
29 Sep 2025
£308,000
12 Jul 2019
£234,995

14 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£383,714
streetscan.co.uk estimate
9 Mar 2020
£266,995

15 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£295,466
streetscan.co.uk estimate
19 Jul 2019
£206,995

16 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£335,434
streetscan.co.uk estimate
31 Oct 2019
£234,995

17 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£382,796
streetscan.co.uk estimate
17 May 2019
£269,995

18 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£332,579
streetscan.co.uk estimate
10 Oct 2019
£232,995

19 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£284,969
streetscan.co.uk estimate
16 May 2019
£200,995

2 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

🏠 Detached
🛏️ 4bed
📐 1087 sq ft
Today
£337,098
streetscan.co.uk estimate
8 Mar 2019
£231,995
More details

20 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£296,894
streetscan.co.uk estimate
4 Oct 2019
£207,995

21 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£248,941
streetscan.co.uk estimate
24 Mar 2023
£225,000
15 May 2019
£159,495

22 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£311,106
streetscan.co.uk estimate
27 May 2022
£270,000
13 Sep 2019
£206,995

23 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£232,091
streetscan.co.uk estimate
16 May 2019
£159,495

24 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£97,476
streetscan.co.uk estimate
24 Sep 2019
£67,722

25 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£316,160
streetscan.co.uk estimate
16 May 2019
£222,995

26 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£97,476
streetscan.co.uk estimate
24 Sep 2019
£67,722

27 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£190,882
streetscan.co.uk estimate
25 Nov 2024
£185,000
28 May 2019
£139,995

28 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£97,476
streetscan.co.uk estimate
24 Sep 2019
£67,722

29 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£203,716
streetscan.co.uk estimate
29 May 2019
£139,995

3 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£390,652
streetscan.co.uk estimate
27 Feb 2019
£266,995

30 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£240,756
streetscan.co.uk estimate
23 Aug 2019
£165,000
20 Aug 2019
£65,513

31 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£236,524
streetscan.co.uk estimate
3 Jun 2019
£160,995

32 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£242,075
streetscan.co.uk estimate
25 Oct 2019
£165,000
15 Aug 2019
£65,513

33 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£236,524
streetscan.co.uk estimate
5 Jun 2019
£160,995

34 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

🏠 Semi-detached
🛏️ bed
📐 657 sq ft
Today
£207,189
streetscan.co.uk estimate
16 Aug 2019
£141,995
More details

35 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£206,292
streetscan.co.uk estimate
4 Jul 2019
£140,995

36 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

🏠 Semi-detached
🛏️ bed
📐 657 sq ft
Today
£207,189
streetscan.co.uk estimate
8 Aug 2019
£141,995
More details

37 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£202,881
streetscan.co.uk estimate
9 Jul 2024
£190,000
8 Jul 2019
£140,995

38 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£98,459
streetscan.co.uk estimate
28 Aug 2019
£67,391

4 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£390,860
streetscan.co.uk estimate
15 Mar 2019
£268,995

40 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£98,459
streetscan.co.uk estimate
28 Aug 2019
£67,391

42 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£98,459
streetscan.co.uk estimate
28 Aug 2019
£67,391

5 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£336,516
streetscan.co.uk estimate
28 Feb 2019
£229,995

6 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£300,772
streetscan.co.uk estimate
15 Mar 2019
£206,995

7 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£299,319
streetscan.co.uk estimate
8 Mar 2019
£205,995

8 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£258,013
streetscan.co.uk estimate
27 Sep 2019
£178,995

9 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD

Today
£318,996
streetscan.co.uk estimate
9 Aug 2019
£224,995

Area Insights

Data Sources

Properties at NP12 2RD appear fourty-seven times in the Land Registry records, with the latest transaction recorded on 29 Sep 2025. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 24 Jul 2019. 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.