House prices in NP12
Median value — November 2026
£216,000
Modelled from 8,053 properties Stede tracks in NP12
Market snapshot
£216,000
Median value
£243,444
Average value
306
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%£341,500
- 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
- 37 Dan Y Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2FJ£95,000 · 2001£293,000
- 37 Elgar Close, Fairview, Blackwood, Caerphilly, NP12 3NP£130,000 · 2019£205,000
- 37 Elim Way, Pontllanfraith, Blackwood, Islwyn, Gwent, NP12 2AB£75,500 · 1995£360,000
- 37 Ffordd Caer Ywen, Cwmgelli, Blackwood, Caerphilly, NP12 1FX£245,000 · 2024£259,000
- 37 Forest Hill, The Bryn, Blackwood, Caerphilly, NP12 2PN£52,000 · 1999£234,000
- 37 Francis Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RX£86,000 · 2021£141,000
- 37 Gelligroes Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JT£80,000 · 2011£163,000
- 37 Gelynos Avenue, Argoed, Blackwood, Caerphilly, NP12 0AT£520,000 · 2025£640,000
- 37 Golwg Y Bont, Blackwood, Caerphilly, NP12 3FT£199,995 · 2004£334,000
- 37 Grange Hill, Bonnie View, Blackwood, Caerphilly, NP12 3PE£167,500 · 2007£261,000
- 37 Greenwood Road, Blackwood, Caerphilly, NP12 1EX£53,500 · 1999£270,000
- 37 Highfield Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EB£215,000 · 2018£316,000
- 37 Lewis Lewis Avenue, Blackwood, Caerphilly, NP12 1JQ£46,500 · 2003£158,000
- 37 Lilian Road, Blackwood, Caerphilly, NP12 1DN£280,000 · 2025£304,000
- 37 Llwynon Road, Oakdale, Blackwood, Caerphilly, NP12 0LX£83,000 · 2015£156,000
- 37 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD£205,000 · 2026£216,000
- 37 Mandeville Road, Bonnie View, Blackwood, Caerphilly, NP12 3PH£179,950 · 2020£254,000
- 37 Mill Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GE£169,995 · 2024£190,000
- 37 Millers Wood, Penmaen, Blackwood, Caerphilly, NP12 0FE£280,000 · 2025£302,000
- 37 Newport Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JW£58,950 · 2003£193,000
- 37 Oakdale Terrace, Penmaen, Blackwood, Caerphilly, NP12 0DG£160,000 · 2021£198,000
- 37 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£112,950 · 2000£389,000
- 37 Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XJ£135,000 · 2019£203,000
- 37 Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DL£37,000 · 2000£153,000
- 37 Priorsgate, Oakdale, Blackwood, Caerphilly, NP12 0EL£135,500 · 2010£240,000
- 37 Pwllglas Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3NE£141,000 · 2024£166,000
- 37 Railway Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SJ£90,000 · 2022£119,000
- 37 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£82,950 · 2000£316,000
- 37 Rhodfa Sirhywi, Gellihaf, Blackwood, Caerphilly, NP12 2RE£239,000 · 2025£267,000
- 37 Rhos Y Dderwen, Blackwood, Caerphilly, NP12 1HB£182,000 · 2026£200,000
- 37 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JH£104,000 · 2016£165,000
- 37 Sirhowy View, Pontllanfraith, Blackwood, Caerphilly, NP12 2GG£98,750 · 2018£172,000
- 37 Solent Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FT£195,000 · 2021£233,000
- 37 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£190,000 · 2017£319,000
- 37 St Sannan Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2QJ£125,000 · 2022£171,000
- 37 Sunnybank Road, Blackwood, Caerphilly, NP12 1HZ£195,000 · 2023£225,000
- 37 Sycamore Court, Woodfieldside, Blackwood, Caerphilly, NP12 0DA£112,000 · 2013£253,000
- 37 Tir Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£80,950 · 2000£300,000
- 37 Tirbach Road, Wyllie, Blackwood, Caerphilly, NP12 2HL£104,000 · 2006£174,000
- 37 Vancouver Drive, Penmaen, Blackwood, Caerphilly, NP12 0UQ£225,000 · 2025£258,000
- 37 Warne Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RT£55,000 · 2011£122,000
- 37 Waun Goch Road, Oakdale, Blackwood, Caerphilly, NP12 0LJ£68,000 · 2001£275,000
- 37 Wheatley Place, Blackwood, Caerphilly, NP12 1EU£155,000 · 2011£314,000
- 37 William Street, Blackwood, Caerphilly, NP12 1NW£74,000 · 2016£150,000
- 37 Woodbine Road, Blackwood, Caerphilly, NP12 1QF£142,000 · 2006£300,000
- 37 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£71,762 · 2024£118,000
- 37 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£125,000 · 2003£290,000
- 37 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£185,000 · 2021£252,000
- 38 Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PR£45,000 · 2018£87,000
- 38 Aneurin Avenue, Fairview, Blackwood, Caerphilly, NP12 3NX£52,000 · 2003£169,000
About this area
NP12 is a UK postcode district. Stede can model 8,053 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 £243,444.
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.
306 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 £243,444 and the median is £216,000 across 8,053 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 8,053 properties in NP12, with 306 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 →