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
- Countryman Court, The White House, Heol Tynewydd, Bedwellty, Blackwood, Caerphilly, NP12 0BJ£380,000 · 2021£510,000
- Countryman Court, Ty Oen, Heol Tynewydd, Bedwellty, Blackwood, Caerphilly, NP12 0BJ£250,000 · 2022£313,000
- Cren Bungalow, Railway View, Fleur De Lis, Blackwood, Caerphilly, NP12 3UR£195,000 · 2006£338,000
- Crestleigh, New Bethel, Blackwood, Caerphilly, NP12 2AY£195,000 · 2005£338,000
- Crofft Heulog, Banalog Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SG£180,000 · 2007£310,000
- Crown View, Bryn Stores, Bryn Lane, The Bryn, Blackwood, Caerphilly, NP12 2PG£121,000 · 2019£207,000
- Cuddfan Ni, 66, Crown Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2GD£110,000 · 2020£175,000
- Cwm Golwg, Markham, Blackwood, Caerphilly, NP12 0RX£215,000 · 2005£440,000
- Cwm Gwyrdd, 18, Penylan Road, Argoed, Blackwood, Caerphilly, NP12 0AY£125,000 · 2017£219,000
- Cwmbrynar Cottage, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2AX£67,500 · 1997£303,000
- Cwmgelli Lodge, Lon Pennant, Cwmgelli, Blackwood, Caerphilly, NP12 1BR£8,561,929 · 2022£11,872,000
- Cwrt Glanhowy, Flat 1, High Street, Blackwood, Islwyn, Gwent, NP12 1AY£35,000 · 1999£119,000
- Cwrt Glanhowy, Flat 3, High Street, Blackwood, Caerphilly, NP12 1AY£75,000 · 2009£107,000
- Cwrt Glanhowy, Flat 4, High Street, Blackwood, Caerphilly, NP12 1AY£59,500 · 2004£102,000
- Cwrt Glanhowy, Flat 5, High Street, Blackwood, Caerphilly, NP12 1AY£80,000 · 2006£99,000
- Cwrt Glanhowy, Flat 6, High Street, Blackwood, Caerphilly, NP12 1AY£70,000 · 2008£83,000
- Cwrt Glanhowy, Flat 7, High Street, Blackwood, Caerphilly, NP12 1AY£40,000 · 2002£188,000
- Cwrt Glanhowy, Flat 8, High Street, Blackwood, Caerphilly, NP12 1AY£30,000 · 2001£92,000
- Cwrt Llys Fynnon, Apartment 1, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£85,000 · 2007£131,000
- Cwrt Llys Fynnon, Apartment 10, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£94,000 · 2006£116,000
- Cwrt Llys Fynnon, Apartment 11, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£85,000 · 2025£92,000
- Cwrt Llys Fynnon, Apartment 14, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£118,500 · 2007£144,000
- Cwrt Llys Fynnon, Apartment 16, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£72,500 · 2017£114,000
- Cwrt Llys Fynnon, Apartment 2, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£88,000 · 2007£109,000
- Cwrt Llys Fynnon, Apartment 22, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£89,000 · 2021£103,000
- Cwrt Llys Fynnon, Apartment 24, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£57,950 · 2018£130,000
- Cwrt Llys Fynnon, Apartment 5, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£90,000 · 2021£99,000
- Cwrt Llys Fynnon, Apartment 6, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FR£85,000 · 2023£91,000
- Cwrt Y Bella House, Argoed, Blackwood, Caerphilly, NP12 0HX£373,366 · 2016£631,000
- Cyfarthfa, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£160,000 · 2021£202,000
- Cymro House, 18, Cherry Trees, Markham, Blackwood, Caerphilly, NP12 0QW£235,000 · 2018£358,000
- D & E Motors, 5E, Pentwyn Road, Blackwood, Caerphilly, NP12 1HN£220,000 · 2008£368,000
- Dan-Y-Coed, Glanhowy Road, Wyllie, Blackwood, Caerphilly, NP12 2HN£540,000 · 2022£601,000
- Dan-Y-Dderwen, Aspen Avenue, Blackwood, Caerphilly, NP12 1WW£440,000 · 2015£680,000
- Darren Felyn, Trelyn Lane, Fleur De Lis, Blackwood, Caerphilly, NP12 3XU£242,000 · 2016£347,000
- Derllwyn Bungalow, Gelligroes, Blackwood, Caerphilly, NP12 2JD£115,000 · 2003£374,000
- Derrylands, The Fairways, Blackwood, Caerphilly, NP12 1HX£695,000 · 2022£792,000
- Derwen Fawr, Lon Pennant, Cwmgelli, Blackwood, Caerphilly, NP12 1EL£245,000 · 2011£452,000
- Derwendeg, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3TX£120,000 · 2004£222,000
- Diosg, Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH£410,000 · 2025£460,000
- Dol-Y-Coed, New Road, Pengam, Blackwood, Caerphilly, NP12 3QZ£300,000 · 2014£537,000
- Duffryn Clyd, Lower Gelligroes, Blackwood, Caerphilly, NP12 2HY£170,000 · 2020£269,000
- East Lynn, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£116,000 · 2013£251,000
- Elland, 55, Sunnybank Road, Blackwood, Caerphilly, NP12 1HZ£40,995 · 1999£185,000
- Emily's Indoor Market, 152 - 158, High Street, Blackwood, Caerphilly, NP12 1AZ£750,000 · 2016£1,273,000
- Ennis Clare, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£202,000 · 2018£379,000
- Evergreen Bungalow, Beili Glas Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UU£279,000 · 2016£401,000
- Fair View, New Road, Argoed, Blackwood, Caerphilly, NP12 0HF£72,500 · 2019£125,000
- Fairview, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EX£143,000 · 2013£237,000
- Favourite Chinese Takeaway, 231, High Street, Blackwood, Caerphilly, NP12 1AL£3,000 · 2020£328,000
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 →