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
- 130 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HA£210,000 · 2021£275,000
- 131 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£52,950 · 2002£177,000
- 131 High Street, Blackwood, Caerphilly, NP12 1AB£119,000 · 2026—
- 133 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£36,500 · 1998£161,000
- 135 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£170,000 · 2025£191,000
- 135 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HA£140,000 · 2015£226,000
- 136 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£33,000 · 1997£160,000
- 137 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£130,000 · 2025£156,000
- 137 Penybryn Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LH£39,000 · 1997£194,000
- 138 - 140, Flat, High Street, Blackwood, Caerphilly, NP12 1AH£200,000 · 2022—
- 138 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£35,000 · 1996£181,000
- 139 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HA£230,000 · 2025£235,000
- 13A, Glendale Gardens, Fleur De Lis, Blackwood, Caerphilly, NP12 3TR£192,000 · 2020£257,000
- 13A, Newbridge Road, Pontllanfraith, Blackwood, Islwyn, Gwent, NP12 2LB£65,000 · 2018£74,000
- 13B, Glendale Gardens, Fleur De Lis, Blackwood, Caerphilly, NP12 3TR£64,500 · 1998£223,000
- 13C, Glendale Gardens, Fleur De Lis, Blackwood, Caerphilly, NP12 3TR£69,500 · 2001£259,000
- 14 Albion Terrace, Blackwood, Caerphilly, NP12 1DH£100,000 · 2024£131,000
- 14 Ashville, Oakdale, Blackwood, Caerphilly, NP12 0JR£150,000 · 2023£131,000
- 14 Attlee Road, Blackwood, Caerphilly, NP12 1QE£88,000 · 2016£197,000
- 14 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DE£85,000 · 2013£137,000
- 14 Beech Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EP£126,000 · 2019£191,000
- 14 Beechcroft, Pontllanfraith, Blackwood, Caerphilly, NP12 2EF£105,000 · 2006£166,000
- 14 Berllanllwyd Avenue, Markham, Blackwood, Caerphilly, NP12 0QQ£79,500 · 2004£190,000
- 14 Bevan Crescent, Blackwood, Caerphilly, NP12 1EW£78,000 · 2003£232,000
- 14 Blacksmith Close, Oakdale, Blackwood, Caerphilly, NP12 0BG£166,000 · 2006£245,000
- 14 Blackwood Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2BR£124,950 · 2025£165,000
- 14 Bloomfield Road, Blackwood, Caerphilly, NP12 1QB£91,000 · 2003£278,000
- 14 Bramblewood Court, Pengam, Blackwood, Caerphilly, NP12 3QW£191,500 · 2003£410,000
- 14 Bridge Street, Blackwood, Caerphilly, NP12 1AX£25,200 · 1996£147,000
- 14 Britannia Terrace, Pengam, Blackwood, Caerphilly, NP12 3TE£90,000 · 2017£154,000
- 14 Bronwydd, Oakdale, Blackwood, Caerphilly, NP12 0GX£280,000 · 2018£416,000
- 14 Brook Rise, Oakdale, Blackwood, Caerphilly, NP12 0ES£249,500 · 2016£426,000
- 14 Bryn Derw, Blackwood, Islwyn, Gwent, NP12 1SN£62,500 · 1995£335,000
- 14 Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£56,500 · 2001£231,000
- 14 Bryn Road, Markham, Blackwood, Caerphilly, NP12 0QA£110,000 · 2019£180,000
- 14 Brynhoward Terrace, Oakdale, Blackwood, Caerphilly, NP12 0LE£117,000 · 2016£203,000
- 14 Brynhyfryd Street, Pontllanfraith, Blackwood, Caerphilly, NP12 2BP£175,000 · 2022£188,000
- 14 Burnet Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FN£165,000 · 2013£328,000
- 14 Cae Collen, Blackwood, Caerphilly, NP12 1FF£80,000 · 2001£362,000
- 14 Cae'r Delyn, Oakdale, Blackwood, Caerphilly, NP12 0NW£176,995 · 2020£218,000
- 14 Cae'r Garreg, Oakdale, Blackwood, Caerphilly, NP12 0PA£220,000 · 2026£241,000
- 14 Caer Hen Dy, Oakdale, Blackwood, Caerphilly, NP12 0NY£178,995 · 2020£225,000
- 14 Caer Nant, Oakdale, Blackwood, Caerphilly, NP12 0NZ£176,995 · 2020£217,000
- 14 Cardigan Way, Blackwood, Caerphilly, NP12 1GB£149,950 · 2018£223,000
- 14 Central Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LE£70,000 · 2003£201,000
- 14 Central Avenue, Oakdale, Blackwood, Caerphilly, NP12 0JT£101,000 · 2008£170,000
- 14 Chapel Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2AD£125,000 · 2010£220,000
- 14 Chartist Way, Blackwood, Caerphilly, NP12 1WG£80,000 · 2007£156,000
- 14 Chepstow Close, Grove Park, Blackwood, Caerphilly, NP12 1GP£169,000 · 2023£186,000
- 14 Cinnabar Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FP£193,000 · 2014£337,000
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 →