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
311
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
- The Riverside, Cliff Road, Blackwood, Caerphilly, NP12 0NT£125,000 · 2018£233,000
- The Riverwood Building, Libanus Road, Blackwood, Caerphilly, NP12 1EH£400,000 · 2005£612,000
- The Rock Chapel, Maesruddud Lane, Blackwood, Caerphilly, NP12 0AG£125,000 · 2007£244,000
- The Stonehouse, Pwllglas Road, Cefn Fforest, Blackwood, Caerphilly, NP12 1LZ£86,812 · 2010£213,000
- The Tredegar Junction Hotel, Commercial Street, Pontllanfraith, Blackwood, Caerphilly, NP12 2JY£850,000 · 2026£298,000
- The Upholstery Workshop, 6, Lilian Road, Blackwood, Caerphilly, NP12 1DN£5,000 · 2018—
- The Wilks, Park Terrace, Woodfieldside, Blackwood, Caerphilly, NP12 0PE£42,750 · 2003£140,000
- The Willows, Glan Y Nant, Blackwood, Caerphilly, NP12 3XR£217,500 · 2005£379,000
- The Willows, Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XH£350,000 · 2026£376,000
- The Willows, Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DN£168,000 · 2021£237,000
- The Willows, 18, Greenfield Terrace, Argoed, Blackwood, Caerphilly, NP12 0HL£225,000 · 2016£361,000
- The Workshop, Fair View, Blackwood, Caerphilly, NP12 3NS£40,000 · 2022£51,000
- Thorndale, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£47,500 · 1999£213,000
- Thornfield Hall, Halls Crossing, Woodfieldside, Blackwood, Caerphilly, NP12 0PF£240,000 · 2006£392,000
- Tir-Berllan Bungalow, 3A, Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£212,000 · 2017£349,000
- Tirfilkins Farm, Tir Philkins, Pontllanfraith, Blackwood, Caerphilly, NP12 2BJ£1,150,000 · 2024£1,448,000
- Tranquil, Libanus Road, Blackwood, Caerphilly, NP12 1EQ£483,000 · 2025£521,000
- Treboith Cottage, Woodfieldside, Blackwood, Caerphilly, NP12 0PJ£114,950 · 2022£144,000
- Tredegarville, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3UA£38,000 · 1996£182,000
- Treduston House, Cwmalsie Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2LX£270,000 · 2020£389,000
- Tree Tops, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EY£180,000 · 2016£318,000
- Tree Tops, New Bethel, Blackwood, Caerphilly, NP12 2AY£87,000 · 1996£529,000
- Trem Y Cwm, Heol Y Coed, Wyllie, Blackwood, Caerphilly, NP12 2NH£343,000 · 2015£627,000
- Trem Y Dyffryn, 14, Cefn Road, Blackwood, Caerphilly, NP12 1QA£190,000 · 2009£371,000
- Trem-Y-Ffynnon, 2, The Rise, Fairview, Blackwood, Caerphilly, NP12 3PN£430,000 · 2022£511,000
- Trem-Y-Ffynnon, Plot 4, The Rise, Fairview, Blackwood, Caerphilly, NP12 3PN£80,000 · 2025£118,000
- Trem-Y-Flynnon, Plot 5, The Rise, Fairview, Blackwood, Caerphilly, NP12 3PN£80,000 · 2025£118,000
- Treworgan, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3TX£132,500 · 2018£209,000
- Tristan, Garfield Street, Blackwood, Caerphilly, NP12 1DR£232,500 · 2024£260,000
- Troed-Y-Bryn, Gellihaf, Blackwood, Caerphilly, NP12 2QF£170,000 · 2004£281,000
- Tryfan, Libanus Road, Blackwood, Caerphilly, NP12 1EH£195,000 · 2009£380,000
- Twyn Simon Farm, Argoed, Blackwood, Caerphilly, NP12 0JA£395,000 · 2016£836,000
- Twynyffald Constitutional Club, Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HB£58,440 · 2018£107,000
- Twynyffald House, Twynyffald Road, Blackwood, Caerphilly, NP12 3HD£225,000 · 2021£354,000
- Ty Arth, Woodfieldside, Blackwood, Caerphilly, NP12 0PJ£235,000 · 2021£330,000
- Ty Bedw, New Road, Gellihaf, Blackwood, Caerphilly, NP12 2QE£595,000 · 2024£638,000
- Ty Bude, 9, Bude Terrace, Fleur De Lis, Blackwood, Caerphilly, NP12 3RQ£260,000 · 2018£407,000
- Ty Canrif, Halls Crossing, Woodfieldside, Blackwood, Caerphilly, NP12 0PF£275,000 · 2014£426,000
- Ty Capel Farm, Manmoel, Blackwood, Caerphilly, NP12 0RW£250,000 · 2011£593,000
- Ty Carreg Las, 38, The Glade, Wyllie, Blackwood, Caerphilly, NP12 2HB£95,000 · 2019£163,000
- Ty Cerrig, Mynyddislwyn, Blackwood, Caerphilly, NP12 2BQ£300,000 · 2019£494,000
- Ty Clermont, Sir Ivor Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2QH£575,000 · 2023£574,000
- Ty Coed Derw, The Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2HD£267,500 · 2014£499,000
- Ty Coed Duon, Albion Terrace, Blackwood, Caerphilly, NP12 1DH£176,000 · 2019£266,000
- Ty Coron, Crown Lane, The Bryn, Blackwood, Caerphilly, NP12 2HA£198,500 · 2006£319,000
- Ty Cudd, Sir Ivor Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2QH£340,000 · 2018£580,000
- Ty Derw, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EX£430,000 · 2018£677,000
- Ty Derwen, Christchurch Road, Penmaen, Blackwood, Caerphilly, NP12 0UX£276,000 · 2018£444,000
- Ty Ffynon Cottage, Halls Crossing, Woodfieldside, Blackwood, Caerphilly, NP12 0PF£118,500 · 2002£364,000
- Ty Gorsaf, Argoed, Blackwood, Caerphilly, NP12 0HX£292,761 · 2016£445,000
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.
311 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 311 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 →