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
- 115 Bloomfield Road, Blackwood, Caerphilly, NP12 1LY£59,950 · 2002£216,000
- 115 Fleur De Lys Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2NU£140,000 · 2022£182,000
- 116 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£218,500 · 2023£210,000
- 116 Fleur De Lys Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2NU£32,500 · 1999£158,000
- 116 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UQ£46,000 · 1996£194,000
- 117 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£104,000 · 2005£200,000
- 117 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£125,000 · 2023£152,000
- 117 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0LZ£43,000 · 2000£172,000
- 117 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UQ£120,000 · 2006£167,000
- 118 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HA£48,000 · 1999£287,000
- 118 Fleur De Lys Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2NU£195,500 · 2023£213,000
- 118 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0LZ£87,000 · 2017£143,000
- 118 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UQ£93,000 · 1999£355,000
- 119 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DQ£140,000 · 2019£192,000
- 119 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£145,000 · 2021£201,000
- 119 Fleur De Lys Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2NU£192,000 · 2023£221,000
- 119 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0LZ£100,000 · 2025£115,000
- 119 Pencoed Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LQ£155,000 · 2025£183,000
- 119 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UQ£47,000 · 1998£210,000
- 11A, Glendale Gardens, Fleur De Lis, Blackwood, Caerphilly, NP12 3TR£335,000 · 2012£558,000
- 11A, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£106,000 · 2025—
- 12 Aberconway Place, Oakdale, Blackwood, Caerphilly, NP12 0JX£53,000 · 1997£247,000
- 12 Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PS£50,000 · 2011£125,000
- 12 Alder Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2NB£21,250 · 2002£184,000
- 12 Alderman Close, Blackwood, Caerphilly, NP12 1WJ£129,000 · 2022£147,000
- 12 Aneurin Avenue, Fairview, Blackwood, Caerphilly, NP12 3NX£95,000 · 2006£172,000
- 12 Arvonia Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3RG£275,500 · 2020£386,000
- 12 Ash Court, Woodfieldside, Blackwood, Caerphilly, NP12 0BZ£177,500 · 2022£198,000
- 12 Ashgrove, Blackwood, Caerphilly, NP12 1WR£18,000 · 1997£160,000
- 12 Ashville, Oakdale, Blackwood, Caerphilly, NP12 0JR£107,500 · 2007£173,000
- 12 Attlee Road, Blackwood, Caerphilly, NP12 1QE£81,500 · 2018£163,000
- 12 Banalog Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SF£175,000 · 2003£433,000
- 12 Beaumaris Way, Grove Park, Blackwood, Caerphilly, NP12 1DE£101,000 · 2008£182,000
- 12 Bedwellty Road, Cefn Fforest, Blackwood, Islwyn, Gwent, NP12 3HF£44,000 · 1995£213,000
- 12 Beech Grove, Oakdale, Blackwood, Caerphilly, NP12 0JL£199,000 · 2025£220,000
- 12 Beechcroft, Pontllanfraith, Blackwood, Caerphilly, NP12 2EF£33,950 · 1996£177,000
- 12 Berllanllwyd Avenue, Markham, Blackwood, Caerphilly, NP12 0QQ£55,000 · 2009£142,000
- 12 Birchwood Close, Blackwood, Caerphilly, NP12 1WX£310,000 · 2025£437,000
- 12 Blacksmith Close, Oakdale, Blackwood, Caerphilly, NP12 0BG£225,000 · 2025£259,000
- 12 Blackwood Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2BR£103,950 · 2004£236,000
- 12 Bloomfield Road, Blackwood, Caerphilly, NP12 1QB£25,000 · 1998£131,000
- 12 Bramblewood Court, Pengam, Blackwood, Caerphilly, NP12 3QW£293,000 · 2019£429,000
- 12 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NL£62,000 · 2005£170,000
- 12 Bronwydd, Oakdale, Blackwood, Caerphilly, NP12 0GX£102,950 · 2001£363,000
- 12 Brook Rise, Oakdale, Blackwood, Caerphilly, NP12 0ES£310,000 · 2006£494,000
- 12 Bryn Derw, Blackwood, Caerphilly, NP12 1SN£148,000 · 2017£254,000
- 12 Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£129,950 · 2015£216,000
- 12 Bryn Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3NA£95,000 · 2015£222,000
- 12 Bryn Road, Markham, Blackwood, Caerphilly, NP12 0QA£114,000 · 2021£154,000
- 12 Bryngolau Street, Cefn Fforest, Blackwood, Caerphilly, NP12 3ND£41,950 · 2000£181,000
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 →