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
- 15 Blackwood Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2BR£100,000 · 2013£177,000
- 15 Bramblewood Court, Pengam, Blackwood, Caerphilly, NP12 3QW£185,000 · 2004£366,000
- 15 Britannia Terrace, Pengam, Blackwood, Caerphilly, NP12 3TE£27,000 · 1999£131,000
- 15 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NJ£195,000 · 2026£207,000
- 15 Bronwydd, Oakdale, Blackwood, Caerphilly, NP12 0GX£115,950 · 2001£398,000
- 15 Brook Rise, Oakdale, Blackwood, Caerphilly, NP12 0ES£445,000 · 2025£474,000
- 15 Bryn Derw, Blackwood, Caerphilly, NP12 1SN£172,000 · 2008£292,000
- 15 Bryn Gwyn, Fleur De Lis, Blackwood, Caerphilly, NP12 3RZ£81,000 · 2005£148,000
- 15 Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£197,000 · 2023£219,000
- 15 Bryn Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3NA£170,000 · 2026£273,000
- 15 Brynhoward Terrace, Oakdale, Blackwood, Caerphilly, NP12 0LE£160,000 · 2024£169,000
- 15 Cae Collen, Blackwood, Caerphilly, NP12 1FF£66,500 · 1997£289,000
- 15 Cae Garw, Oakdale, Blackwood, Caerphilly, NP12 0NX£170,000 · 2020£222,000
- 15 Cae'r Delyn, Oakdale, Blackwood, Caerphilly, NP12 0NW£209,995 · 2019£285,000
- 15 Cae'r Garreg, Oakdale, Blackwood, Caerphilly, NP12 0PA£145,000 · 2021£181,000
- 15 Cardiff Road, Glan Y Nant, Blackwood, Caerphilly, NP12 3XE£130,000 · 2023£148,000
- 15 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NW£150,000 · 2026£165,000
- 15 Cefn Road, Blackwood, Caerphilly, NP12 1QA£80,000 · 2008£165,000
- 15 Chepstow Close, Grove Park, Blackwood, Caerphilly, NP12 1GP£46,500 · 1998£201,000
- 15 Cherry Tree Road, The Bryn, Blackwood, Caerphilly, NP12 2PY£40,000 · 1997£199,000
- 15 Cherry Trees, Markham, Blackwood, Caerphilly, NP12 0QW£184,000 · 2006£301,000
- 15 Church View, Woodfieldside, Blackwood, Caerphilly, NP12 0BS£80,000 · 2016£133,000
- 15 Cilgerran Way, Grove Park, Blackwood, Caerphilly, NP12 1GF£225,000 · 2004£459,000
- 15 Clos Coed Bach, Blackwood, Caerphilly, NP12 1GT£170,000 · 2007£320,000
- 15 Clos Coed Duon, Blackwood, Caerphilly, NP12 1FP£125,000 · 2007£207,000
- 15 Coed Gelli Parc, Cwmgelli, Blackwood, Caerphilly, NP12 1GS£72,495 · 1998£294,000
- 15 Coed Y Bryn, Blackwood, Caerphilly, NP12 1HA£88,950 · 2000£325,000
- 15 Coronation Road, Blackwood, Caerphilly, NP12 1EA£124,950 · 2020£191,000
- 15 Cwm Braenar, Pontllanfraith, Blackwood, Caerphilly, NP12 2DS£210,000 · 2025£227,000
- 15 Cwmalsie Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2LP£60,000 · 2014£160,000
- 15 Cwrt Pantycelyn, Pontllanfraith, Blackwood, Caerphilly, NP12 2LT£143,000 · 2006£176,000
- 15 Cwrt Y Coed, Blackwood, Caerphilly, NP12 1GL£97,500 · 2014£159,000
- 15 Dan Y Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2FJ£150,000 · 2017£247,000
- 15 Derwen Close, Blackwood, Caerphilly, NP12 1JD£125,000 · 2019£234,000
- 15 Derwendeg Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LW£29,000 · 1997£151,000
- 15 Elim Way, Pontllanfraith, Blackwood, Caerphilly, NP12 2AA£250,000 · 2021£309,000
- 15 Ffordd Penallta, Gellihaf, Blackwood, Caerphilly, NP12 2QX£67,391 · 2021£100,000
- 15 Forest Hill, The Bryn, Blackwood, Caerphilly, NP12 2PW£256,000 · 2025£305,000
- 15 Francis Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RU£147,500 · 2023£170,000
- 15 Frost Place, Blackwood, Caerphilly, NP12 1WF£102,000 · 2018£170,000
- 15 Garfield Street, Blackwood, Caerphilly, NP12 1DR£95,000 · 2013£208,000
- 15 Gellihaf Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UY£195,000 · 2023£196,000
- 15 Gelynos Avenue, Argoed, Blackwood, Caerphilly, NP12 0AT£70,000 · 2016£136,000
- 15 George Street, Blackwood, Caerphilly, NP12 1NZ£96,000 · 2020£157,000
- 15 Glan Yr Afon Lane, Fleur De Lis, Blackwood, Caerphilly, NP12 3WA£325,000 · 2021£451,000
- 15 Glasfryn, Blackwood, Caerphilly, NP12 1FQ£138,000 · 2023£150,000
- 15 Golwg Y Bont, Blackwood, Caerphilly, NP12 3FT£299,950 · 2022£356,000
- 15 Gordon Road, Blackwood, Caerphilly, NP12 1DW£92,950 · 2003£253,000
- 15 Greenfield Terrace, Argoed, Blackwood, Caerphilly, NP12 0HL£81,500 · 1999£340,000
- 15 Greenwood Road, Blackwood, Caerphilly, NP12 1EZ£185,000 · 2022£222,000
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 →