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
- 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
- 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
- 44 Montclaire Avenue, Blackwood, Caerphilly, NP12 1EF£235,000 · 2026£248,000
- 44 Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£175,000 · 2026£197,000
- 44 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£175,000 · 2007£312,000
- 44 Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XJ£95,000 · 2026£152,000
- 44 Penywerlod Road, Markham, Blackwood, Caerphilly, NP12 0PZ£50,000 · 2015£130,000
- 44 Priorsgate, Oakdale, Blackwood, Caerphilly, NP12 0EL£47,000 · 2001£216,000
- 44 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£97,950 · 1999£360,000
- 44 Rhys Road, Blackwood, Caerphilly, NP12 3QR£250,000 · 2018£411,000
- 44 Severn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GA£239,000 · 2026£254,000
- 44 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JL£40,000 · 2003£255,000
- 44 Sirhowy View, Pontllanfraith, Blackwood, Caerphilly, NP12 2GG£107,000 · 2020£174,000
- 44 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£245,000 · 2019£360,000
- 44 St Sannan Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2QJ£60,000 · 2021£99,000
- 44 Sunnybank Road, Blackwood, Caerphilly, NP12 1HZ£220,000 · 2024£241,000
- 44 Sycamore Court, Woodfieldside, Blackwood, Caerphilly, NP12 0DA£115,000 · 2015£205,000
- 44 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£107,950 · 1999£381,000
- 44 Tree Tops Avenue, Blackwood, Caerphilly, NP12 1JF£102,000 · 2007£180,000
- 44 Upland Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2ND£215,000 · 2025£240,000
- 44 Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RT£40,000 · 2008£102,000
- 44 William Street, Blackwood, Caerphilly, NP12 1NW£115,000 · 2017£192,000
- 44 Woodbine Road, Blackwood, Islwyn, Gwent, NP12 1QF£38,000 · 1995£215,000
- 44 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£195,000 · 2024£208,000
- 44 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£230,000 · 2017£378,000
- 44 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£240,000 · 2023£271,000
- 45 Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PR£95,000 · 2006£163,000
- 45 Albany Road, Blackwood, Caerphilly, NP12 1DX£125,000 · 2021£189,000
- 45 Apollo Way, Blackwood, Caerphilly, NP12 1WB£76,000 · 2015£181,000
- 45 Attlee Road, Blackwood, Caerphilly, NP12 1QD£37,000 · 1997£226,000
- 45 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DF£147,000 · 2016£245,000
- 45 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HE£42,500 · 2001£185,000
- 45 Beech Grove, Oakdale, Blackwood, Caerphilly, NP12 0NB£140,000 · 2021£176,000
- 45 Blacksmith Close, Oakdale, Blackwood, Caerphilly, NP12 0BP£295,500 · 2013£499,000
- 45 Bloomfield Road, Blackwood, Caerphilly, NP12 1LX£210,000 · 2022£251,000
- 45 Britannia Terrace, Pengam, Blackwood, Caerphilly, NP12 3TG£142,000 · 2020£197,000
- 45 Brookfield Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2AF£45,000 · 2000£197,000
- 45 Brynteg Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2BY£38,000 · 1997£177,000
- 45 Burnet Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FN£114,995 · 2004£260,000
- 45 Canberra Close, Penmaen, Blackwood, Caerphilly, NP12 0UT£123,000 · 2011£227,000
- 45 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH£13,700 · 1998£91,000
- 45 Central Avenue, Oakdale, Blackwood, Caerphilly, NP12 0LN£109,950 · 2012£243,000
- 45 Chartist Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2RR£240,000 · 2023£227,000
- 45 Chartist Way, Blackwood, Caerphilly, NP12 1WH£130,000 · 2022£145,000
- 45 Clos Coed Bach, Blackwood, Caerphilly, NP12 1GT£380,000 · 2025£396,000
- 45 Coronation Road, Blackwood, Caerphilly, NP12 1EA£106,000 · 2006£238,000
- 45 Crown Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2GD£230,000 · 2023£250,000
- 45 Cwm Braenar, Pontllanfraith, Blackwood, Caerphilly, NP12 2DS£176,000 · 2018£276,000
- 45 Cwrt Y Coed, Blackwood, Caerphilly, NP12 1GL£228,000 · 2015£403,000
- 45 Dan Y Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2FJ£174,995 · 2004£369,000
- 45 Elim Way, Pontllanfraith, Blackwood, Caerphilly, NP12 2AB£125,000 · 2017£211,000
- 45 Fair View, Blackwood, Caerphilly, NP12 3NR£24,000 · 2000£153,000
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 →