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
- 19 Tirfilkins Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2LY£132,000 · 2013£276,000
- 19 Treowen Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EW£52,000 · 2010£148,000
- 19 Vancouver Drive, Penmaen, Blackwood, Caerphilly, NP12 0UQ£100,000 · 2013£201,000
- 19 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UG£55,000 · 2005£241,000
- 19 West View Crescent, Oakdale, Blackwood, Caerphilly, NP12 0JG£240,000 · 2024£259,000
- 19 William Street, Blackwood, Caerphilly, NP12 1NX£112,000 · 2017£191,000
- 19 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£316,995 · 2022£330,000
- 19 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£308,000 · 2022£334,000
- 19 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£74,500 · 2000£273,000
- 191A, High Street, Blackwood, Caerphilly, NP12 1AA£110,000 · 2002£225,000
- 193 Unit A, High Street, Blackwood, Caerphilly, NP12 1AA£75,655 · 2018—
- 195 High Street, Blackwood, Caerphilly, NP12 1AA£155,000 · 2002£452,000
- 197 High Street, Blackwood, Caerphilly, NP12 1AA£90,000 · 2003£268,000
- 19A, Cwm Braenar, Pontllanfraith, Blackwood, Caerphilly, NP12 2DS£260,000 · 2014£427,000
- 19A, Glendale Gardens, Fleur De Lis, Blackwood, Caerphilly, NP12 3TR£296,780 · 2021£379,000
- 1A, Beech Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EP£130,000 · 2021£175,000
- 1A, Flat, Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£135,000 · 2008£266,000
- 1A, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£175,000 · 2003£300,000
- 1A, Penllwyn Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2JX£26,000 · 2010£92,000
- 1A, Pentwyn Road, Blackwood, Caerphilly, NP12 1HN£175,000 · 2023—
- 1A, The Village, Manmoel, Blackwood, Islwyn, Gwent, NP12 0RJ£37,000 · 1995£191,000
- 1A, Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RS£46,950 · 2003£168,000
- 2 - 3 Bont Cottages, River Terrace, Pengam, Blackwood, Caerphilly, NP12 3XY£80,000 · 2014£145,000
- 2 Aberconway Place, Oakdale, Blackwood, Caerphilly, NP12 0JX£82,000 · 2013£188,000
- 2 Abernant Crescent, Markham, Blackwood, Caerphilly, NP12 0QL£61,000 · 2009£140,000
- 2 Albany Road, Blackwood, Caerphilly, NP12 1DZ£137,000 · 2022£164,000
- 2 Ancient Druid Cottages, Hollybush, Blackwood, Caerphilly, NP12 0SD£63,500 · 2016£130,000
- 2 Aneurin Avenue, Fairview, Blackwood, Caerphilly, NP12 3NX£126,000 · 2018£194,000
- 2 Arvonia Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3RG£115,000 · 2023£137,000
- 2 Ash Court, Woodfieldside, Blackwood, Caerphilly, NP12 0BZ£142,500 · 2018£235,000
- 2 Ashgrove, Blackwood, Caerphilly, NP12 1WR£300,000 · 2026£317,000
- 2 Ashville, Oakdale, Blackwood, Caerphilly, NP12 0JR£40,500 · 2002£170,000
- 2 Ashwood Close, Blackwood, Caerphilly, NP12 1WT£205,750 · 2016£352,000
- 2 Aspen Avenue, Blackwood, Caerphilly, NP12 1WW£78,000 · 1998£330,000
- 2 Attlee Road, Blackwood, Caerphilly, NP12 1QE£60,000 · 2018£140,000
- 2 Avon Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2GB£53,500 · 2001£216,000
- 2 Banalog Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SF£69,995 · 2004£167,000
- 2 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DE£150,000 · 2023£160,000
- 2 Beech Cottages, Blackwood, Caerphilly, NP12 3HG£62,950 · 2004£161,000
- 2 Beechcroft, Pontllanfraith, Blackwood, Caerphilly, NP12 2EF£105,000 · 2006£189,000
- 2 Beili Glas Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UU£177,500 · 2022£199,000
- 2 Berllangron, Cwmgelli, Blackwood, Caerphilly, NP12 1BJ£330,000 · 2024£335,000
- 2 Bevan Crescent, Blackwood, Caerphilly, NP12 1EW£107,000 · 2013£227,000
- 2 Bont Cottages, Pengam, Blackwood, Caerphilly, NP12 3XY£50,000 · 2005£108,000
- 2 Bramblewood Court, Pengam, Blackwood, Caerphilly, NP12 3QW£158,950 · 2002£425,000
- 2 Britannia Terrace, Pengam, Blackwood, Caerphilly, NP12 3TE£72,950 · 2003£209,000
- 2 Britannia Villas, Pengam, Blackwood, Caerphilly, NP12 3TF£170,000 · 2005£297,000
- 2 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NL£120,000 · 2024£146,000
- 2 Bronwydd, Oakdale, Blackwood, Caerphilly, NP12 0GX£260,000 · 2020£383,000
- 2 Brook Rise, Oakdale, Blackwood, Caerphilly, NP12 0ES£235,000 · 2021£298,000
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 →