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
- 3 Severn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GA£248,000 · 2021£299,000
- 3 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JH£93,200 · 2009£175,000
- 3 Sirhowy Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2RS£270,000 · 2024£287,000
- 3 Sirhowy View, Pontllanfraith, Blackwood, Caerphilly, NP12 2GG£94,000 · 2006£169,000
- 3 Smiths Terrace, Woodfieldside, Blackwood, Caerphilly, NP12 0BW£44,000 · 2000£197,000
- 3 Springfield Cottages, Pontllanfraith, Blackwood, Caerphilly, NP12 2LW£145,500 · 2008£250,000
- 3 Springfield Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SE£172,500 · 2021£231,000
- 3 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£315,000 · 2025£337,000
- 3 St Bleddian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FH£99,000 · 2016£159,000
- 3 St Cenydd Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FG£355,000 · 2025£367,000
- 3 St Davids Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FE£200,000 · 2021£233,000
- 3 St Davids Road, Pengam, Blackwood, Caerphilly, NP12 3TY£125,000 · 2019£203,000
- 3 St Deinols Close, Pengam, Blackwood, Caerphilly, NP12 3TZ£222,000 · 2026£232,000
- 3 St Madoc Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FA£51,495 · 1996£220,000
- 3 St Maelog Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FD£143,000 · 2019£217,000
- 3 St Rhidian Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FF£124,000 · 2012£216,000
- 3 St Teilos Close, Libanus Fields, Blackwood, Caerphilly, NP12 2FB£26,000 · 2008£92,000
- 3 Station Road, Glan Y Nant, Blackwood, Caerphilly, NP12 3XL£47,000 · 2002£177,000
- 3 Sunnyview, Argoed, Blackwood, Caerphilly, NP12 0AL£75,000 · 2021£144,000
- 3 Swallow Drive, Fleur De Lis, Blackwood, Caerphilly, NP12 3SN£129,950 · 2018£214,000
- 3 Syr Dafydd Avenue, Oakdale, Blackwood, Caerphilly, NP12 0LA£139,995 · 2022£181,000
- 3 The Alders, Oakdale, Blackwood, Caerphilly, NP12 0LQ£78,000 · 1996£342,000
- 3 The Boundary, Blackwood, Caerphilly, NP12 1FE£335,000 · 2019£535,000
- 3 The Elms, Oakdale, Blackwood, Caerphilly, NP12 0EP£270,000 · 2017£432,000
- 3 The Glade, Wyllie, Blackwood, Caerphilly, NP12 2HB£239,500 · 2004£371,000
- 3 The Oaks, Oakdale, Blackwood, Caerphilly, NP12 0EN£207,000 · 2016£337,000
- 3 The Paddocks, Cwmgelli, Blackwood, Caerphilly, NP12 1HF£220,000 · 2003£491,000
- 3 The Spinney, The Bryn, Blackwood, Caerphilly, NP12 2PJ£115,542 · 2006£171,000
- 3 The Villas, Markham, Blackwood, Caerphilly, NP12 0PU£62,000 · 2015£141,000
- 3 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£280,000 · 2026£284,000
- 3 Tirfilkins Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2LY£240,000 · 2019£353,000
- 3 Tree Tops Avenue, Blackwood, Caerphilly, NP12 1JF£114,000 · 2022£156,000
- 3 Trelyn Lane, Fleur De Lis, Blackwood, Caerphilly, NP12 3XU£121,000 · 2010£199,000
- 3 Trem Y Goron, Pontllanfraith, Blackwood, Caerphilly, NP12 2HX£455,000 · 2022£549,000
- 3 Twynyffald Road, Blackwood, Caerphilly, NP12 3HD£69,000 · 2013£135,000
- 3 Ty Deg Anerys, Blackwood, Caerphilly, NP12 1QP£106,840 · 2004£220,000
- 3 Ty Isha Terrace, Blackwood, Caerphilly, NP12 1ER£75,000 · 2015£180,000
- 3 Upland Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NF£120,000 · 2019£196,000
- 3 Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RS£35,995 · 1999£161,000
- 3 Wheatley Place, Blackwood, Caerphilly, NP12 1ET£48,000 · 2002£197,000
- 3 William Street, Hollybush, Blackwood, Caerphilly, NP12 0SL£99,000 · 2022£128,000
- 3 Woodfield Street, Woodfieldside, Blackwood, Caerphilly, NP12 0BT£75,000 · 2016£147,000
- 3 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£253,995 · 2021£307,000
- 3 Woodland Place, Pengam, Blackwood, Caerphilly, NP12 3QX£35,000 · 1996£199,000
- 3 Woodland Terrace, Argoed, Blackwood, Caerphilly, NP12 0HB£105,000 · 2021£139,000
- 3 Woodville Terrace, Argoed, Blackwood, Caerphilly, NP12 0AP£69,250 · 2010£126,000
- 3 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£115,000 · 2017£193,000
- 3 Yew Grove, Woodfieldside, Blackwood, Caerphilly, NP12 0DD£54,000 · 2002£210,000
- 3 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£116,000 · 2003£298,000
- 30 Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PR£28,500 · 2001£136,000
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 →