Over the past 27 years, there have been 34 property sales recorded in the NP12 3UH postcode area. The highest sale price reached £431,000, while the most recent sale was for a detached house sold in May 2025 for £410,000.

The estimated average property value in NP12 3UH currently stands at £281,447, which is approximately 14% 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 £2,667.

Property prices in NP12 3UH have risen by 7.6% over the past year , with a total increase of 37.1% over the past five years, and a long-term rise of 73.9% over the past decade.

The most common type of property sold in the area is detached, making up around 44% of transactions , followed by semi-detached and terraced.

Housing in NP12 3UH is predominantly owner-occupied, with an estimated 92% of homes being lived in by the owners.

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Property Sales

17 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ 7bed
📐 1755 sq ft
Today
£449,441
streetscan.co.uk estimate
11 Mar 2016
£260,000
More details

2 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Semi-detached
🛏️ 5bed
📐 1066 sq ft
Today
£348,376
streetscan.co.uk estimate
23 Mar 2018
£223,000
7 Aug 2009
£115,000
More details

21 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Semi-detached
🛏️ 6bed
📐 790 sq ft
Today
£344,511
streetscan.co.uk estimate
29 Apr 2010
£175,000
12 Oct 2001
£94,000
More details

22 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Semi-detached
🛏️ 4bed
📐 1356 sq ft
Today
£320,484
streetscan.co.uk estimate
13 Dec 2013
£167,000
13 Jul 2007
£169,000
More details

23 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Terraced
🛏️ 4bed
📐 944 sq ft
Today
£138,197
streetscan.co.uk estimate
12 Nov 2015
£82,500
More details

25 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£229,369
streetscan.co.uk estimate
6 Mar 1998
£43,400

27 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Terraced
🛏️ 3bed
📐 850 sq ft
Today
£165,747
streetscan.co.uk estimate
14 Oct 2019
£114,000
28 Sep 2007
£94,000
More details

29 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Terraced
🛏️ 3bed
📐 801 sq ft
Today
£185,427
streetscan.co.uk estimate
4 Jun 2004
£79,995
1 Apr 1999
£37,500
View +1 more
More details

36 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ bed
📐 1776 sq ft
Today
£486,553
streetscan.co.uk estimate
16 Jun 2022
£431,000
More details

37 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ 6bed
📐 1496 sq ft
Today
£470,489
streetscan.co.uk estimate
11 Apr 2019
£325,000
13 Oct 2015
£240,000
More details

43 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ 4bed
📐 1292 sq ft
Today
£209,910
streetscan.co.uk estimate
26 Apr 2019
£145,000
1 Aug 2002
£19,766
More details

44 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Semi-detached
🛏️ 5bed
📐 958 sq ft
Today
£175,665
streetscan.co.uk estimate
10 Nov 2000
£40,500
More details

45 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£63,556
streetscan.co.uk estimate
29 Jun 1998
£13,700

46 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Semi-detached
🛏️ 4bed
📐 871 sq ft
Today
£190,073
streetscan.co.uk estimate
30 Jun 2020
£132,000
16 Nov 2001
£38,000
More details

48 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£48,917
streetscan.co.uk estimate
16 Jun 2003
£16,000

51 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£178,905
streetscan.co.uk estimate
25 Nov 2005
£98,000

Castle Inn Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£288,632
streetscan.co.uk estimate
22 Nov 2021
£260,000

Cherry Wood House, 15 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£611,491
streetscan.co.uk estimate
14 Dec 2012
£320,000
8 Jun 2001
£76,000

Diosg Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ 4bed
📐 2099 sq ft
Today
£425,800
streetscan.co.uk estimate
9 May 2025
£410,000
30 Oct 2019
£306,000
View +1 more
More details

Tyree Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

🏠 Detached
🛏️ 6bed
📐 1335 sq ft
Today
£322,714
streetscan.co.uk estimate
25 Sep 1998
£74,000
More details

Wesleyan Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£218,579
streetscan.co.uk estimate
11 Mar 2014
£120,000

Yew Tree House Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH

Today
£458,354
streetscan.co.uk estimate
6 Feb 2004
£197,995

Area Insights

Data Sources

Properties at NP12 3UH appear thirty-four times in the Land Registry records, with the latest transaction recorded on 9 May 2025. It also has fourteen Energy Performance Certificates (EPC) entries, the earliest dating back to 12 Feb 2010. 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.