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
- 15 Rhys Road, Blackwood, Caerphilly, NP12 3QR£150,000 · 2016£205,000
- 15 Rising Sun Close, Oakdale, Blackwood, Caerphilly, NP12 0JB£150,000 · 2021£199,000
- 15 School Way, Blackwood, Caerphilly, NP12 1FH£128,000 · 2020£179,000
- 15 Shannon Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FW£109,000 · 2016£204,000
- 15 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£59,995 · 1996£248,000
- 15 St Davids Avenue, Woodfieldside, Blackwood, Caerphilly, NP12 0PD£140,000 · 2024£169,000
- 15 St Davids Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FE£125,000 · 2018£197,000
- 15 St Deinols Close, Pengam, Blackwood, Caerphilly, NP12 3TZ£155,000 · 2009£305,000
- 15 St Maelog Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FD£129,950 · 2009£231,000
- 15 St Marys Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NR£105,500 · 2008£169,000
- 15 St Peters Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ER£38,950 · 2002£163,000
- 15 St Rhidian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FF£38,000 · 1997£162,000
- 15 St Sannan Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2QJ£65,000 · 2005£156,000
- 15 St Tudors View, Blackwood, Caerphilly, NP12 1AQ£352,500 · 2022£412,000
- 15 Stanley Street, Blackwood, Caerphilly, NP12 1PT£118,000 · 2018£211,000
- 15 Sunnyview, Argoed, Blackwood, Caerphilly, NP12 0AL£19,500 · 1999£109,000
- 15 Swallow Drive, Fleur De Lis, Blackwood, Caerphilly, NP12 3SN£87,500 · 2020£112,000
- 15 The Avenue, Wyllie, Blackwood, Caerphilly, NP12 2HJ£136,000 · 2016£238,000
- 15 The Elms, Oakdale, Blackwood, Caerphilly, NP12 0EP£109,950 · 2000£408,000
- 15 The Glade, Wyllie, Blackwood, Caerphilly, NP12 2HB£430,000 · 2024£464,000
- 15 The Grove, Pontllanfraith, Blackwood, Caerphilly, NP12 2EQ£140,000 · 2023£182,000
- 15 The Oaks, Oakdale, Blackwood, Caerphilly, NP12 0EN£93,000 · 2001£337,000
- 15 The Villas, Markham, Blackwood, Caerphilly, NP12 0PU£84,000 · 2007£183,000
- 15 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£79,950 · 1999£295,000
- 15 Tirfilkins Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2LY£190,000 · 2013£285,000
- 15 Treowen Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EW£34,750 · 2002£153,000
- 15 Twynyffald Road, Blackwood, Caerphilly, NP12 3HD£139,950 · 2019£202,000
- 15 Ty Isha Terrace, Blackwood, Caerphilly, NP12 1ER£202,500 · 2026£219,000
- 15 Valley Tavern, High Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UD£180,000 · 2020—
- 15 Vancouver Drive, Penmaen, Blackwood, Caerphilly, NP12 0UQ£68,000 · 2002£256,000
- 15 Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RS£147,000 · 2023£152,000
- 15 Waun Goch Road, Oakdale, Blackwood, Caerphilly, NP12 0LJ£54,950 · 1998£245,000
- 15 Waun Llwyn Crescent, Blackwood, Caerphilly, NP12 1WQ£65,000 · 2024£100,000
- 15 West View Crescent, Oakdale, Blackwood, Caerphilly, NP12 0JG£250,000 · 2024£268,000
- 15 Westgil Pen Ffordd, Blackwood, Caerphilly, NP12 3QS£42,000 · 1996£201,000
- 15 William Street, Blackwood, Caerphilly, NP12 1NX£116,000 · 2007£182,000
- 15 Woodbine Road, Blackwood, Caerphilly, NP12 1QF£290,000 · 2020£451,000
- 15 Woodfield Street, Woodfieldside, Blackwood, Caerphilly, NP12 0BT£98,000 · 2017£165,000
- 15 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£296,995 · 2022£322,000
- 15 Woodville Terrace, Argoed, Blackwood, Caerphilly, NP12 0AP£124,000 · 2022£147,000
- 15 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£230,000 · 2026£246,000
- 15 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£357,500 · 2026£371,000
- 150 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£90,000 · 2020£141,000
- 153 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DF£66,500 · 1998£292,000
- 154 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£160,000 · 2023£179,000
- 155 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DF£218,000 · 2023£252,000
- 156 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£55,000 · 2005£122,000
- 157 High Street, Blackwood, Caerphilly, NP12 1AA£220,000 · 2019£804,000
- 158 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£138,000 · 2024£160,000
- 159 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DF£145,000 · 2013£267,000
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 →