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
310
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
- 9 Central Buildings, Oakdale, Blackwood, Caerphilly, NP12 0JU£72,500 · 2008£130,000
- 9 Chepstow Close, Grove Park, Blackwood, Caerphilly, NP12 1GP£123,000 · 2007£215,000
- 9 Cherry Trees, Markham, Blackwood, Caerphilly, NP12 0QW£129,950 · 2003£286,000
- 9 Church View, Woodfieldside, Blackwood, Caerphilly, NP12 0BS£210,000 · 2024£235,000
- 9 Cinnabar Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FP£185,000 · 2007£321,000
- 9 Clos Carolyn, Blackwood, Caerphilly, NP12 3QT£205,000 · 2021£251,000
- 9 Clos Coed Bach, Blackwood, Caerphilly, NP12 1GT£210,000 · 2006£366,000
- 9 Clos Coed Duon, Blackwood, Caerphilly, NP12 1FP£117,000 · 2012£227,000
- 9 Clos Oakdale, Gellihaf, Blackwood, Caerphilly, NP12 2QU£190,000 · 2025£184,000
- 9 Clos Y Goron, Pontllanfraith, Blackwood, Caerphilly, NP12 2HZ£300,000 · 2009£540,000
- 9 Clyde Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2FY£188,000 · 2017£326,000
- 9 Coed Gelli Parc, Cwmgelli, Blackwood, Caerphilly, NP12 1GS£98,995 · 1998£392,000
- 9 Coed Y Bryn, Blackwood, Caerphilly, NP12 1HA£315,000 · 2025£324,000
- 9 Criccieth Close, Grove Park, Blackwood, Caerphilly, NP12 1GH£107,000 · 2004£243,000
- 9 Cwm Braenar, Pontllanfraith, Blackwood, Caerphilly, NP12 2DS£166,000 · 2016£314,000
- 9 Cwmalsie Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2LP£114,500 · 2019£185,000
- 9 Cwmnantyrodyn, Pontllanfraith, Blackwood, Caerphilly, NP12 2DU£396,000 · 2022£462,000
- 9 Cwrt Bryn Y Grug, Blackwood, Caerphilly, NP12 1SP£106,500 · 2016£170,000
- 9 Cwrt Pantycelyn, Pontllanfraith, Blackwood, Caerphilly, NP12 2LT£89,950 · 2004£203,000
- 9 Cwrt Y Coed, Blackwood, Caerphilly, NP12 1GL£130,000 · 2014£236,000
- 9 Dan Y Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2FJ£69,950 · 2001£245,000
- 9 Darren Court, Oakdale, Blackwood, Caerphilly, NP12 0JF£78,500 · 2002£265,000
- 9 David Street, Blackwood, Caerphilly, NP12 1AP£122,000 · 2020£178,000
- 9 Denbigh Close, Blackwood, Caerphilly, NP12 1JH£308,000 · 2018£466,000
- 9 Derwen Close, Blackwood, Caerphilly, NP12 1JD£160,950 · 2018£255,000
- 9 Derwendeg Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LW£36,995 · 1998£175,000
- 9 Edge Hill, Pontllanfraith, Blackwood, Caerphilly, NP12 2NZ£105,000 · 2019£171,000
- 9 Elgar Close, Fairview, Blackwood, Caerphilly, NP12 3NP£55,500 · 2001£219,000
- 9 Elim Way, Pontllanfraith, Blackwood, Caerphilly, NP12 2AA£290,000 · 2024£327,000
- 9 Elm Court, Woodfieldside, Blackwood, Caerphilly, NP12 0PL£103,000 · 2007£161,000
- 9 Fair View, Blackwood, Caerphilly, NP12 3NS£59,995 · 1998£495,000
- 9 Fairfield Close, Blackwood, Caerphilly, NP12 1EJ£103,950 · 2002£327,000
- 9 Farm Close, Oakdale, Blackwood, Caerphilly, NP12 0DS£110,000 · 2021£163,000
- 9 Ffordd Caer Ywen, Cwmgelli, Blackwood, Caerphilly, NP12 1FX£261,250 · 2024£275,000
- 9 Ffordd Penallta, Gellihaf, Blackwood, Caerphilly, NP12 2QX£67,391 · 2021£100,000
- 9 Field Close, Pontllanfraith, Blackwood, Caerphilly, NP12 2PD£169,950 · 2024£185,000
- 9 Fleur De Lys Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2EN£97,500 · 2014£192,000
- 9 Fords Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3XS£77,500 · 2001£281,000
- 9 Forest Hill, The Bryn, Blackwood, Caerphilly, NP12 2PW£180,000 · 2006£315,000
- 9 Francis Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RU£100,000 · 2026£141,000
- 9 Garfield Street, Blackwood, Caerphilly, NP12 1DR£78,000 · 2015£149,000
- 9 Gelli Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2JR£227,000 · 2024£242,000
- 9 Gelligroes Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JU£85,000 · 2016£149,000
- 9 Gelynos Avenue, Argoed, Blackwood, Caerphilly, NP12 0AT£79,000 · 2011£153,000
- 9 George Street, Blackwood, Caerphilly, NP12 1NZ£89,995 · 2004£180,000
- 9 Glan Islwyn, Pontllanfraith, Blackwood, Caerphilly, NP12 2DF£70,000 · 2009£138,000
- 9 Glan Yr Afon Lane, Fleur De Lis, Blackwood, Caerphilly, NP12 3WA£199,995 · 2020£284,000
- 9 Glanddu Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3XT£47,500 · 2002£129,000
- 9 Glanhowy Road, Wyllie, Blackwood, Caerphilly, NP12 2HN£90,000 · 2017£149,000
- 9 Glasfryn, Blackwood, Caerphilly, NP12 1FQ£144,500 · 2006£251,000
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.
310 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 310 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 →