Over the past 29 years, there have been 34 property sales recorded in the NP12 1JB postcode area. The highest sale price reached £300,000, while the most recent sale was for a detached house sold in July 2025 for £280,000.

The estimated average property value in NP12 1JB currently stands at £224,838, which is approximately 9.2% 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 £2,053.

Property prices in NP12 1JB have risen by 8% over the past year , with a total increase of 41.9% over the past five years , and a long-term rise of 80% 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 detached.

Housing in NP12 1JB is predominantly owner-occupied, with an estimated 86% of homes being lived in by the owners.

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Property Sales

35 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£435,912
streetscan.co.uk estimate
16 Jul 1999
£89,950

37 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Semi-detached
🛏️ 9bed
📐 1668 sq ft
Today
£335,036
streetscan.co.uk estimate
25 Jul 2022
£300,000
More details

43 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Semi-detached
🛏️ 5bed
📐 893 sq ft
Today
£221,520
streetscan.co.uk estimate
15 Oct 2013
£115,000
More details

47 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 3bed
📐 893 sq ft
Today
£188,237
streetscan.co.uk estimate
19 Apr 2013
£95,000
21 Oct 2005
£89,000
View +1 more
More details

49 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 5bed
📐 926 sq ft
Today
£174,000
streetscan.co.uk estimate
26 Oct 2018
£116,000
15 Sep 2017
£85,000
More details

51 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 5bed
📐 1173 sq ft
Today
£172,012
streetscan.co.uk estimate
16 Mar 2000
£34,950
More details

52 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£212,838
streetscan.co.uk estimate
21 May 2008
£125,000

53 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£182,811
streetscan.co.uk estimate
31 Jul 1998
£38,000

54 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Semi-detached
🛏️ 6bed
📐 990 sq ft
Today
£284,246
streetscan.co.uk estimate
10 Aug 2016
£168,000
21 Dec 1998
£65,000
View +1 more
More details

55 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£194,660
streetscan.co.uk estimate
29 Jul 1996
£37,000

56 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Detached
🛏️ 5bed
📐 1173 sq ft
Today
£287,096
streetscan.co.uk estimate
31 Jul 2025
£280,000
10 Jan 2025
£270,000
More details

57 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 4bed
📐 1087 sq ft
Today
£154,665
streetscan.co.uk estimate
3 Aug 2007
£95,000
7 Mar 2002
£45,000
More details

58 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£306,637
streetscan.co.uk estimate
30 May 1997
£65,000

59 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 4bed
📐 775 sq ft
Today
£159,954
streetscan.co.uk estimate
6 Aug 2021
£130,000
More details

62 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£277,611
streetscan.co.uk estimate
3 Jan 2006
£152,000

63 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Semi-detached
🛏️ 5bed
📐 958 sq ft
Today
£166,909
streetscan.co.uk estimate
9 Jan 2008
£96,000
More details

64 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Detached
🛏️ 6bed
📐 1528 sq ft
Today
£169,374
streetscan.co.uk estimate
18 Dec 2013
£90,000
More details

64A Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£287,224
streetscan.co.uk estimate
1 Mar 2016
£166,000
30 Dec 2010
£160,000

65 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 4bed
📐 1195 sq ft
Today
£165,403
streetscan.co.uk estimate
23 Oct 2009
£84,250
More details

67 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 5bed
📐 1055 sq ft
Today
£189,484
streetscan.co.uk estimate
12 May 2016
£110,000
More details

69 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Terraced
🛏️ 5bed
📐 1163 sq ft
Today
£201,148
streetscan.co.uk estimate
10 Sep 1999
£42,000
More details

72 Cefn Road, Blackwood, Caerphilly, NP12 1JB

🏠 Semi-detached
🛏️ 5bed
📐 904 sq ft
Today
£205,502
streetscan.co.uk estimate
11 Jun 2024
£189,000
More details

74 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£190,917
streetscan.co.uk estimate
3 Jun 1998
£41,000

76 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£274,796
streetscan.co.uk estimate
3 Jul 1998
£58,500

Ty Hapus, 43 Cefn Road, Blackwood, Caerphilly, NP12 1JB

Today
£238,983
streetscan.co.uk estimate
3 Nov 2017
£149,950
15 Oct 2015
£127,000

Area Insights

Data Sources

Properties at NP12 1JB appear thirty-four times in the Land Registry records, with the latest transaction recorded on 31 Jul 2025. It also has fifteen Energy Performance Certificates (EPC) entries, the earliest dating back to 25 Mar 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.