Postcode · Blackwood
House prices in NP12 3TH
Every recorded sale in NP12 3TH, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Pengam & Cefn Fforest
- Council
- Caerphilly
- Region
- Wales
- Neighbourhood population
- 1,234 (2024)
NP12 3THBlackwood
What homes sell for in NP12 3TH
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£182,000
Last 12 months, NP12 3
Change
+12%
On the 12 months before
Sales
62
Last 12 months, NP12 3
England & Wales
£291,443
Median, last 12 months
Median price by year in NP12 3
The line shows the yearly median across NP12 3; each dot is an individual sale in NP12 3TH.
NP12 3NP12 3TH
£0
£50k
£100k
£150k
£200k
200020052010201520202025
Sales per year
0
50
100
150
19952026
Median by property type, last 12 months
Detached · 11 sales£320,000
Semi-detached · 33 sales£190,000
Terraced · 18 sales£157,500
Sold prices in NP12 3TH
23 sales across 13 addresses, newest first.
41 Salway Avenue
Semi-detached · Freehold
| £145,000 | 19 Sep 2025 |
| £90,000 | 9 Dec 2020 |
36 Salway Avenue
Semi-detached · Freehold
| £97,500 | 25 Sep 2024 |
39 Salway Avenue
Semi-detached · Freehold
| £185,000 | 25 Nov 2022 |
| £102,500 | 19 Jun 2020 |
| £96,000 | 2 Nov 2018 |
| £93,000 | 24 Aug 2007 |
17 Salway Avenue
Semi-detached · Freehold
| £145,150 | 14 Mar 2022 |
30 Salway Avenue
Semi-detached · Freehold
| £125,000 | 6 Dec 2021 |
| £39,500 | 18 Jul 2003 |
13 Salway Avenue
Semi-detached · Freehold
| £94,750 | 7 May 2021 |
| £71,750 | 29 Feb 2008 |
5 Salway Avenue
Semi-detached · Freehold
| £85,000 | 31 May 2019 |
6 Salway Avenue
Semi-detached · Freehold
| £80,000 | 25 Nov 2016 |
| £62,500 | 17 Feb 2012 |
46 Salway Avenue
Semi-detached · Freehold
| £80,000 | 25 Jul 2014 |
| £80,000 | 2 Feb 2011 |
35 Salway Avenue
Semi-detached · Freehold
| £71,000 | 2 Mar 2012 |
29 Salway Avenue
Semi-detached · Freehold
| £88,500 | 13 Jul 2007 |
| £22,500 | 20 May 2002 |
40 Salway Avenue
Terraced · Freehold
| £60,000 | 10 Jan 2005 |
| £30,000 | 29 Jun 2001 |
2 Salway Avenue
Semi-detached · Freehold
| £70,000 | 20 Aug 2004 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.