House prices in NP12
Median value — November 2026
£216,000
Modelled from 8,040 properties Stede tracks in NP12
Market snapshot
£216,000
Median value
£243,537
Average value
305
Sales in the last 12 months
+5%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £48,521 |
| 2001 | £51,083 |
| 2002 | £64,261 |
| 2003 | £82,695 |
| 2004 | £106,220 |
| 2005 | £116,094 |
| 2006 | £121,599 |
| 2007 | £127,298 |
| 2008 | £113,982 |
| 2009 | £112,023 |
| 2010 | £108,831 |
| 2011 | £114,920 |
| 2012 | £110,219 |
| 2013 | £111,950 |
| 2014 | £120,403 |
| 2015 | £122,773 |
| 2016 | £124,400 |
| 2017 | £133,699 |
| 2018 | £144,254 |
| 2019 | £146,851 |
| 2020 | £158,183 |
| 2021 | £177,856 |
| 2022 | £200,136 |
| 2023 | £197,479 |
| 2024 | £206,728 |
| 2025 | £208,224 |
| 2026 | £216,000 |
Property types
- Semi-detached house40%£212,000
- Mid-terrace house30%£165,000
- Detached house29%£342,000
- Flat / Maisonette1%£115,500
- Property0%£309,000
Recent sales
- 65 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JZ£170,000 · 2026£173,000
- 1 Manor Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NN£320,000 · 2026£331,000
- 28 Addison Street, Blackwood, Caerphilly, NP12 1EN£242,000 · 2026£256,000
- 54 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£230,000 · 2026£225,000
- 42 Cae Collen, Blackwood, Caerphilly, NP12 1FF£185,000 · 2026£199,000
- 20 Islwyn Terrace, Pontllanfraith, Blackwood, Caerphilly, NP12 2LQ£138,000 · 2026£159,000
- 15 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NJ£195,000 · 2026£207,000
- 40 Chartist Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2RR£295,000 · 2026£309,000
Addresses in NP12
- 18 Nant Gau, Oakdale, Blackwood, Caerphilly, NP12 0GY£64,950 · 2000£242,000
- 18 Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£115,000 · 2006£206,000
- 18 Newfoundland Way, Blackwood, Caerphilly, NP12 1FS£105,000 · 2006£192,000
- 18 Oak Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3RW£32,650 · 1999£145,000
- 18 Oakdale Terrace, Penmaen, Blackwood, Caerphilly, NP12 0DF£193,000 · 2026£202,000
- 18 Orchid Grove, Pontllanfraith, Blackwood, Caerphilly, NP12 2RQ£268,000 · 2024£285,000
- 18 Overdene, Pontllanfraith, Blackwood, Caerphilly, NP12 2JS£139,000 · 2018£217,000
- 18 Parc Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2RA£89,950 · 1996£392,000
- 18 Parc Plas, Blackwood, Caerphilly, NP12 1SJ£104,950 · 1996£415,000
- 18 Park Lane, Oakdale, Blackwood, Caerphilly, NP12 0NS£227,000 · 2019£316,000
- 18 Pembroke Close, Blackwood, Caerphilly, NP12 1JL£183,000 · 2006£310,000
- 18 Pen Y Cwarel Road, Wyllie, Blackwood, Caerphilly, NP12 2HP£85,000 · 2012£165,000
- 18 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£99,950 · 2001£343,000
- 18 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LD£89,000 · 2012£177,000
- 18 Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XH£30,000 · 1999£162,000
- 18 Penmaen Avenue, Oakdale, Blackwood, Caerphilly, NP12 0JZ£102,500 · 2007£169,000
- 18 Penmaen Corner, Oakdale, Blackwood, Caerphilly, NP12 0NN£233,000 · 2026£239,000
- 18 Penrhiw Avenue, Oakdale, Blackwood, Caerphilly, NP12 0NH£45,750 · 2002£190,000
- 18 Penybryn Terrace, The Bryn, Blackwood, Caerphilly, NP12 2EZ£93,000 · 2017£164,000
- 18 Penywaun Close, Oakdale, Blackwood, Caerphilly, NP12 0BL£245,000 · 2022£266,000
- 18 Plas Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3RJ£183,000 · 2020£256,000
- 18 Portland Place, Bonnie View, Blackwood, Caerphilly, NP12 3PJ£225,000 · 2022£270,000
- 18 Raglan Close, Blackwood, Caerphilly, NP12 1GA£175,000 · 2022£193,000
- 18 Railway Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SJ£70,000 · 2009£151,000
- 18 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£259,000 · 2021£347,000
- 18 Rhodfa Sirhywi, Gellihaf, Blackwood, Caerphilly, NP12 2RE£239,000 · 2020£318,000
- 18 Rhos Y Dderwen, Blackwood, Caerphilly, NP12 1HB£109,950 · 2006£229,000
- 18 Rhys Road, Blackwood, Caerphilly, NP12 3QR£59,950 · 2003£178,000
- 18 Rising Sun Close, Oakdale, Blackwood, Caerphilly, NP12 0JB£120,000 · 2009£227,000
- 18 Rushmere Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EG£139,995 · 2020£219,000
- 18 School Way, Blackwood, Caerphilly, NP12 1FH£136,000 · 2022£165,000
- 18 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£59,950 · 2001£229,000
- 18 St Annes Road, Bonnie View, Blackwood, Caerphilly, NP12 3PG£226,000 · 2025£221,000
- 18 St Davids Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FE£81,000 · 2000£361,000
- 18 St Maelog Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FD£127,000 · 2008£169,000
- 18 St Peters Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ER£135,000 · 2003£370,000
- 18 St Rhidian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FF£137,000 · 2017£215,000
- 18 Sunnybank Road, Blackwood, Caerphilly, NP12 1HT£102,500 · 1997£426,000
- 18 Tamar Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FU£57,500 · 2000£245,000
- 18 The Elms, Oakdale, Blackwood, Caerphilly, NP12 0EP£150,000 · 2005£280,000
- 18 The Glade, Wyllie, Blackwood, Caerphilly, NP12 2HB£450,000 · 2025£490,000
- 18 The Oaks, Oakdale, Blackwood, Caerphilly, NP12 0EN£520,000 · 2021£683,000
- 18 The Spinney, The Bryn, Blackwood, Caerphilly, NP12 2PJ£109,000 · 2005£199,000
- 18 The Villas, Markham, Blackwood, Caerphilly, NP12 0PU£108,000 · 2026£172,000
- 18 Thorncombe Road, Blackwood, Caerphilly, NP12 1AT£180,000 · 2021£238,000
- 18 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£165,000 · 2003£425,000
- 18 Tirfilkins Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2LY£180,000 · 2013£327,000
- 18 Tree Tops Avenue, Blackwood, Caerphilly, NP12 1JF£31,000 · 1999£188,000
- 18 Treowen Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EW£30,000 · 1997£162,000
- 18 Twynyffald Road, Blackwood, Caerphilly, NP12 3HD£44,000 · 2002£168,000
About this area
NP12 is a UK postcode district. Stede can model 8,040 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, NP12 has a median estimated value of £216,000 and an average of £243,537.
Modelled values in NP12 are +5% over the past year and +24% over five years.
The market here is mostly semi-detached houses, which make up 40% of the properties Stede tracks in NP12.
305 sales were recorded in NP12 over the past 12 months.
Common questions
What is the average house price in NP12?
As of November 2026, the average estimated value is £243,537 and the median is £216,000 across 8,040 properties Stede tracks in NP12. This is not a formal market valuation.
Are house prices in NP12 going up or down?
Modelled values in NP12 are +5% over the past year and +24% over five years, based on the UK House Price Index.
What types of property are in NP12?
40% of the properties Stede tracks in NP12 are semi-detached houses. mid-terrace houses are next most common, at 30%.
How many properties are in NP12?
Stede can model 8,040 properties in NP12, with 305 recorded sales in the past 12 months.
How does Stede calculate house prices for NP12?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →