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
- 89 Bryn Road, Markham, Blackwood, Caerphilly, NP12 0QE£173,000 · 2025£197,000
- 89 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JX£45,000 · 1998£196,000
- 89 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0LY£73,500 · 2011£157,000
- 89 Montclaire Avenue, Blackwood, Caerphilly, NP12 1EG£110,000 · 2005£247,000
- 89 Penybryn Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LJ£25,000 · 2001£161,000
- 89 Toronto Close, Penmaen, Blackwood, Caerphilly, NP12 0UY£90,000 · 2008£186,000
- 8A, High Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UB£105,000 · 2024£109,000
- 9 Addison Street, Blackwood, Caerphilly, NP12 1ES£173,000 · 2023£217,000
- 9 Albion Terrace, Blackwood, Caerphilly, NP12 1DH£98,000 · 2010£179,000
- 9 Alder Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2NB£113,000 · 2007£200,000
- 9 Alderman Close, Blackwood, Caerphilly, NP12 1WJ£69,000 · 2007£147,000
- 9 Arvonia Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3RG£102,500 · 2023£124,000
- 9 Ash Court, Woodfieldside, Blackwood, Caerphilly, NP12 0BZ£89,000 · 2010£166,000
- 9 Aspen Avenue, Blackwood, Caerphilly, NP12 1WW£377,500 · 2022£422,000
- 9 Attlee Road, Blackwood, Caerphilly, NP12 1QE£150,000 · 2025£191,000
- 9 Avon Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2GB£246,000 · 2022£272,000
- 9 Banalog Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SF£82,500 · 2002£274,000
- 9 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DF£55,000 · 1996£271,000
- 9 Beech Grove, Oakdale, Blackwood, Caerphilly, NP12 0JL£36,500 · 1997£189,000
- 9 Birchwood Close, Blackwood, Caerphilly, NP12 1WX£249,950 · 2015£421,000
- 9 Blacksmith Close, Oakdale, Blackwood, Caerphilly, NP12 0BG£365,000 · 2023£415,000
- 9 Bloomfield Road, Blackwood, Caerphilly, NP12 1QB£90,000 · 2008£166,000
- 9 Bramblewood Court, Pengam, Blackwood, Caerphilly, NP12 3QW£220,000 · 2017£359,000
- 9 Bridge Street, Blackwood, Caerphilly, NP12 1AX£37,500 · 1997£192,000
- 9 Britannia Terrace, Pengam, Blackwood, Caerphilly, NP12 3TE£113,500 · 2006£184,000
- 9 Britannia Walk, Pengam, Blackwood, Caerphilly, NP12 3TQ£140,000 · 2021£200,000
- 9 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NJ£93,000 · 2013£204,000
- 9 Bronwydd, Oakdale, Blackwood, Caerphilly, NP12 0GX£286,000 · 2021£373,000
- 9 Brook Rise, Oakdale, Blackwood, Caerphilly, NP12 0ES£195,000 · 2019£308,000
- 9 Bryn Gwyn, Fleur De Lis, Blackwood, Caerphilly, NP12 3RZ£59,950 · 2003£158,000
- 9 Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£380 · 1995£334,000
- 9 Bryn Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3NA£43,500 · 1998£266,000
- 9 Bryngolau Terrace, Pontllanfraith, Blackwood, Caerphilly, NP12 2DE£43,950 · 2001£162,000
- 9 Brynhoward Terrace, Oakdale, Blackwood, Caerphilly, NP12 0LE£80,000 · 2006£144,000
- 9 Brynhyfryd Street, Pontllanfraith, Blackwood, Caerphilly, NP12 2BP£108,000 · 2007£179,000
- 9 Brynteg Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2BY£98,000 · 2018£156,000
- 9 Burnet Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FN£194,950 · 2005£362,000
- 9 Buttery Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3SQ£94,000 · 2006£156,000
- 9 Cae Collen, Blackwood, Caerphilly, NP12 1FF£167,500 · 2015£302,000
- 9 Cae Garw, Oakdale, Blackwood, Caerphilly, NP12 0NX£139,995 · 2019£183,000
- 9 Cae'r Delyn, Oakdale, Blackwood, Caerphilly, NP12 0NW£249,995 · 2019£341,000
- 9 Caer Garreg, Oakdale, Blackwood, Caerphilly, NP12 0PA£244,995 · 2020£312,000
- 9 Caer Hen Dy, Oakdale, Blackwood, Caerphilly, NP12 0NY£199,995 · 2021£253,000
- 9 Caer Nant, Oakdale, Blackwood, Caerphilly, NP12 0NZ£170,000 · 2021£218,000
- 9 Caernarvon Place, Blackwood, Caerphilly, NP12 1DB£140,000 · 2016£242,000
- 9 Cardigan Way, Blackwood, Caerphilly, NP12 1GB£133,000 · 2015£238,000
- 9 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NW£160,000 · 2024£202,000
- 9 Cefn Road, Blackwood, Caerphilly, NP12 1QA£37,000 · 1996£207,000
- 9 Cefn Y Fferm, Oakdale, Blackwood, Caerphilly, NP12 0EZ£265,500 · 2012£413,000
- 9 Central Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JU£100,000 · 2012£199,000
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 →