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
- 25 Newport Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JW£150,000 · 2024£179,000
- 25 Oakdale Terrace, Penmaen, Blackwood, Caerphilly, NP12 0DG£88,000 · 2018£150,000
- 25 Orchard Lane, Pengam, Blackwood, Caerphilly, NP12 3TJ£70,000 · 2011£140,000
- 25 Parc Plas, Blackwood, Caerphilly, NP12 1SJ£230,000 · 2021£317,000
- 25 Park Lane, Oakdale, Blackwood, Caerphilly, NP12 0NS£215,000 · 2010£369,000
- 25 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£245,000 · 2022£282,000
- 25 Pen Y Mead, Pontllanfraith, Blackwood, Caerphilly, NP12 2QN£68,000 · 2013£139,000
- 25 Penmaen Corner, Oakdale, Blackwood, Caerphilly, NP12 0NN£153,000 · 2020£226,000
- 25 Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DL£120,000 · 2022£141,000
- 25 Penrhiw Avenue, Oakdale, Blackwood, Caerphilly, NP12 0NH£59,950 · 2002£201,000
- 25 Pleasant Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2GQ£162,995 · 2006£189,000
- 25 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£215,000 · 2009£411,000
- 25 Rhodfa Sirhywi, Gellihaf, Blackwood, Caerphilly, NP12 2RE£284,995 · 2022£325,000
- 25 Rhos Y Dderwen, Blackwood, Caerphilly, NP12 1HB£94,000 · 2012£187,000
- 25 Rhys Road, Blackwood, Caerphilly, NP12 3QR£175,000 · 2025£191,000
- 25 Severn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GA£120,000 · 2011£226,000
- 25 Shannon Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FW£195,000 · 2021£273,000
- 25 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JH£82,000 · 2018£144,000
- 25 St Deinols Close, Pengam, Blackwood, Caerphilly, NP12 3TZ£112,000 · 2016£203,000
- 25 St Margarets Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NJ£76,000 · 2005£157,000
- 25 St Rhidian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FF£175,000 · 2022£208,000
- 25 St Tudors View, Blackwood, Caerphilly, NP12 1AQ£312,000 · 2018—
- 25 Syr Dafydd Avenue, Oakdale, Blackwood, Caerphilly, NP12 0LA£115,000 · 2012£202,000
- 25 The Glade, Wyllie, Blackwood, Caerphilly, NP12 2HB£480,000 · 2023£508,000
- 25 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£79,950 · 1999£290,000
- 25 Tirfilkins Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2LY£230,000 · 2021£319,000
- 25 Tynycoed Crescent, Cefn Fforest, Blackwood, Caerphilly, NP12 3LL£82,000 · 2004£184,000
- 25 Upland Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2ND£162,000 · 2022£191,000
- 25 Victoria Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UG£305,000 · 2024£353,000
- 25 Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RT£74,950 · 2004£161,000
- 25 Waunborfa Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3JR£70,000 · 2013£144,000
- 25 Westgil Pen Ffordd, Blackwood, Caerphilly, NP12 3QS£138,500 · 2005£203,000
- 25 Woodbine Road, Blackwood, Caerphilly, NP12 1QF£145,000 · 2004£270,000
- 25 Woodfield Park Crescent, Woodfieldside, Blackwood, Caerphilly, NP12 0BX£165,000 · 2024£176,000
- 25 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£320,000 · 2026£330,000
- 25 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£84,000 · 1997£345,000
- 25 Yew Grove, Woodfieldside, Blackwood, Caerphilly, NP12 0DD£153,500 · 2021£213,000
- 25 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£167,000 · 2006£300,000
- 250 High Street, Blackwood, Caerphilly, NP12 1AN£108,000 · 2006£179,000
- 254 High Street, Blackwood, Caerphilly, NP12 1AN£34,000 · 2002£145,000
- 256 High Street, Blackwood, Caerphilly, NP12 1AN£140,000 · 2025£176,000
- 259 High Street, Blackwood, Caerphilly, NP12 1AW£94,000 · 2019£152,000
- 25A, High Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UD£115,000 · 2009£226,000
- 26 Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PS£76,000 · 2018£140,000
- 26 Albany Road, Blackwood, Caerphilly, NP12 1DZ£139,950 · 2026£168,000
- 26 Albion Terrace, Blackwood, Caerphilly, NP12 1DH£67,000 · 2013£164,000
- 26 Aneurin Avenue, Fairview, Blackwood, Caerphilly, NP12 3NX£110,000 · 2021£163,000
- 26 Apollo Way, Blackwood, Caerphilly, NP12 1WA£78,000 · 2008£105,000
- 26 Ashville, Oakdale, Blackwood, Caerphilly, NP12 0JR£38,000 · 1998£173,000
- 26 Attlee Road, Blackwood, Caerphilly, NP12 1QE£94,000 · 2011£215,000
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 →