House prices in NP12
Median value — November 2026
£216,000
Modelled from 8,254 properties Stede tracks in NP12
Market snapshot
£216,000
Median value
£253,097
Average value
310
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 house39%£212,000
- Mid-terrace house29%£165,000
- Detached house28%£341,500
- Property3%£252,000
- Flat / Maisonette1%£114,000
Recent sales
- 1 Manor Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NN£320,000 · 2026£331,000
- 65 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JZ£170,000 · 2026£173,000
- 28 Addison Street, Blackwood, Caerphilly, NP12 1EN£242,000 · 2026£256,000
- 42 Cae Collen, Blackwood, Caerphilly, NP12 1FF£185,000 · 2026£199,000
- 54 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£230,000 · 2026£225,000
- 15 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NJ£195,000 · 2026£207,000
- 20 Islwyn Terrace, Pontllanfraith, Blackwood, Caerphilly, NP12 2LQ£138,000 · 2026£159,000
- 40 Chartist Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2RR£295,000 · 2026£309,000
Addresses in NP12
- 9 Parklands, Sunnybank, Blackwood, Caerphilly, NP12 1HU£89,000 · 2001£331,000
- 9 Pen Deri Close, Oakdale, Blackwood, Caerphilly, NP12 0NJ£51,000 · 1998£230,000
- 9 Pen Y Fan Way, Oakdale, Blackwood, Caerphilly, NP12 0JE£269,250 · 2025£294,000
- 9 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£335,000 · 2024£360,000
- 9 Pen Y Mead, Pontllanfraith, Blackwood, Caerphilly, NP12 2QN£114,000 · 2021£163,000
- 9 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LD£127,950 · 2017£211,000
- 9 Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XH£105,000 · 2007£165,000
- 9 Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DL£24,350 · 1999£141,000
- 9 Penrhiw Avenue, Oakdale, Blackwood, Caerphilly, NP12 0NH£154,950 · 2020£231,000
- 9 Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£350,000 · 2023£408,000
- 9 Penybryn Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JS£111,000 · 2015£194,000
- 9 Penylan Road, Argoed, Blackwood, Caerphilly, NP12 0AU£90,000 · 2011£167,000
- 9 Penywaun Close, Oakdale, Blackwood, Caerphilly, NP12 0BL£325,000 · 2025£345,000
- 9 Penywerlod Terrace, Markham, Blackwood, Caerphilly, NP12 0RE£20,000 · 2001£109,000
- 9 Plas Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3SE£125,000 · 2020£182,000
- 9 Plas View, Blackwood, Caerphilly, NP12 1DU£155,000 · 2015£279,000
- 9 Pleasant Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2GQ£92,000 · 2012£158,000
- 9 Pleasant View, Blackwood, Caerphilly, NP12 1JE£102,500 · 2014£209,000
- 9 Powis Close, Grove Park, Blackwood, Caerphilly, NP12 1GN£230,000 · 2026£223,000
- 9 Priorsgate, Oakdale, Blackwood, Caerphilly, NP12 0EL£87,500 · 2000£342,000
- 9 Pritchard Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3UW£285,000 · 2017£460,000
- 9 Raglan Close, Blackwood, Caerphilly, NP12 1GA£151,000 · 2007£246,000
- 9 Railway Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SP£105,500 · 2021£139,000
- 9 Railway View, Fleur De Lis, Blackwood, Caerphilly, NP12 3UR£290,000 · 2007£433,000
- 9 Railway View, Pontllanfraith, Blackwood, Caerphilly, NP12 2DW£18,000 · 2000£102,000
- 9 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£350,000 · 2022£405,000
- 9 Rhodfa Sirhywi, Gellihaf, Blackwood, Caerphilly, NP12 2RE£300,000 · 2025£330,000
- 9 Rhos Y Dderwen, Blackwood, Caerphilly, NP12 1HB£142,950 · 2003£376,000
- 9 Rhosnewydd Terrace, Blackwood, Caerphilly, NP12 1DT£81,000 · 2012£183,000
- 9 Rhymney Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2QQ£74,950 · 2017£139,000
- 9 Rhys Road, Blackwood, Caerphilly, NP12 3QR£153,000 · 2014£224,000
- 9 Rock Villas, The Rock, Blackwood, Caerphilly, NP12 0AD£185,000 · 2021£249,000
- 9 School Way, Blackwood, Caerphilly, NP12 1FH£180,000 · 2026£178,000
- 9 Shannon Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FW£47,500 · 1998£219,000
- 9 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JH£89,000 · 2015£165,000
- 9 Sirhowy Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2RS£300,000 · 2024£316,000
- 9 Sirhowy View, Pontllanfraith, Blackwood, Caerphilly, NP12 2GG£154,000 · 2025£180,000
- 9 Springfield Court, Pontllanfraith, Blackwood, Caerphilly, NP12 2GL£99,950 · 2018£172,000
- 9 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£57,000 · 1998£247,000
- 9 St Bleddian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FH£143,000 · 2023£155,000
- 9 St Cenydd Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FG£368,000 · 2025£392,000
- 9 St Davids Avenue, Woodfieldside, Blackwood, Caerphilly, NP12 0PD£70,000 · 2004£191,000
- 9 St Davids Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FE£45,995 · 1997£198,000
- 9 St Deinols Close, Pengam, Blackwood, Caerphilly, NP12 3TZ£218,000 · 2024£251,000
- 9 St Maelog Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FD£131,000 · 2012£197,000
- 9 St Margarets Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NJ£123,000 · 2006£171,000
- 9 St Marys Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NR£164,000 · 2023£185,000
- 9 St Peters Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ER£186,000 · 2025£191,000
- 9 St Rhidian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FF£99,500 · 2005£176,000
- 9 St Sannan Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2QJ£108,000 · 2025£137,000
About this area
NP12 is a UK postcode district. Stede can model 8,254 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 £253,097.
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 39% of the properties Stede tracks in NP12.
310 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 £253,097 and the median is £216,000 across 8,254 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?
39% of the properties Stede tracks in NP12 are semi-detached houses. mid-terrace houses are next most common, at 29%.
How many properties are in NP12?
Stede can model 8,254 properties in NP12, with 310 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 →