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
311
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
- Rose Cottage, Crown Lane, The Bryn, Blackwood, Caerphilly, NP12 2HA£175,000 · 2009£413,000
- Rosebank Cottage, Cwmgelli, Blackwood, Caerphilly, NP12 1BQ£235,000 · 2020£335,000
- Rosedale, Heol Y Coed, Wyllie, Blackwood, Caerphilly, NP12 2NH£268,500 · 2017£472,000
- Rosedene, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EX£143,000 · 2017£255,000
- Rosegarth, Tuckers Villas, Blackwood, Caerphilly, NP12 1QH£130,000 · 2012£250,000
- Rosemount, New Road, Argoed, Blackwood, Caerphilly, NP12 0HF£42,000 · 1997£196,000
- Rosslyn, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£179,000 · 2015£314,000
- Rossmede, Tir Philkins, Pontllanfraith, Blackwood, Caerphilly, NP12 2RJ£480,000 · 2022£532,000
- Rowan House, Gellihaf, Blackwood, Caerphilly, NP12 2QE£110,000 · 2018£224,000
- Royston, Bryn Road, Pontllanfraith, Blackwood, Islwyn, Gwent, NP12 2EX£50,000 · 2004£125,000
- Rozelle, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£186,000 · 2018£302,000
- Sai Krupa Nilayam, Hall Street, Blackwood, Caerphilly, NP12 1NY£230,000 · 2021£329,000
- San Remo Bungalow, Oak Street, Blackwood, Caerphilly, NP12 1PY£335,000 · 2026£379,000
- Saplings, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EY£255,000 · 2020£385,000
- Saramanda Bungalow, Nydfa Road, Pengam, Blackwood, Caerphilly, NP12 3SX£136,000 · 2015£254,000
- Schoolyard Garage, Heol Ddu Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2GX£625,000 · 2025£925,000
- Select, 124, High Street, Blackwood, Caerphilly, NP12 1AF£325,000 · 2023£426,000
- Shangri La, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EY£200,000 · 2015£352,000
- Shannon, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£175,000 · 2015£308,000
- Sharpz Village Barber And Hair Design, 31A, Waunborfa Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3JR£67,000 · 2017£125,000
- Sheffield House, Flat 1B, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3UA£198,000 · 2024£259,000
- Shoe Zone, 163, High Street, Blackwood, Caerphilly, NP12 1AA£210,000 · 2022£296,000
- Sholom, 10, Pentwyn Avenue, Blackwood, Caerphilly, NP12 1HS£290,000 · 2022£328,000
- Shop Unit, 141, Everything Everywhere Ltd, High Street, Blackwood, Caerphilly, NP12 1AB£170,000 · 2025£241,000
- Sirhowy View, Heol Y Coed, Wyllie, Blackwood, Caerphilly, NP12 2HQ£165,000 · 2010£324,000
- Skegby, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EX£475,000 · 2023£567,000
- Skrinkle House, Heol Y Bedw Hirion, Markham, Blackwood, Caerphilly, NP12 0SU£250,000 · 2021£349,000
- Smugglers Run, Pen Deri Farm Lane, Manmoel, Blackwood, Caerphilly, NP12 0HU£250,000 · 2017£485,000
- Springfield, Commercial Street, Pengam, Blackwood, Islwyn, Gwent, NP12 3UA£245,000 · 2018£403,000
- Springfield Workshops, Unit 1, Llanarth Road Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2LZ£39,950 · 2017£75,000
- Springfield Workshops, Unit 2, Llanarth Road Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2LZ£88,000 · 2025£130,000
- St Albans, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£300,000 · 2023£344,000
- St Davids Lodge, Halls Crossing, Woodfieldside, Blackwood, Caerphilly, NP12 0PF£250,000 · 2016£382,000
- St Elmo, New Road, Argoed, Blackwood, Caerphilly, NP12 0AN£55,000 · 2015£132,000
- St Ives, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EY£305,000 · 2022£344,000
- St. Davids House, Halls Crossing, Woodfieldside, Blackwood, Caerphilly, NP12 0PF£550,000 · 2021£709,000
- St. Margarets Vicarage, South View Road, Blackwood, Caerphilly, NP12 1HR£414,950 · 2011£686,000
- Station Buildings, 5, Blackwood Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2BS£46,000 · 2002£164,000
- Station House, High Street, Argoed, Blackwood, Caerphilly, NP12 0HG£215,000 · 2024£231,000
- Station House, Railway Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SJ£235,000 · 2017£396,000
- Stonehouse Garage, Pwllglas Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3NE£150,000 · 2023£198,000
- Strathlyn, 3, Valley View, Pontllanfraith, Blackwood, Caerphilly, NP12 2EE£170,000 · 2006£302,000
- Sundial Bungalow, Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2FX£197,500 · 2017£336,000
- Sunnybank, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3TX£225,000 · 2026£243,000
- Sunnybank House, Sunnybank Road, Blackwood, Caerphilly, NP12 1HT£329,000 · 2024£417,000
- Sunnybank, Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DN£169,000 · 2004£320,000
- Sunnydene, Rhiw Syr Dafydd, Oakdale, Blackwood, Caerphilly, NP12 0DZ£310,000 · 2026£304,000
- Sunnyside House, Nydfa Road, Pengam, Blackwood, Caerphilly, NP12 3SX£160,000 · 2023£181,000
- Sunset Bungalow, Garfield Street, Blackwood, Caerphilly, NP12 1DR£130,000 · 2014£265,000
- Sunville Bungalow, High Street, Blackwood, Caerphilly, NP12 1AN£340,000 · 2018£562,000
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.
311 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 311 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 →