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
- Llwyn-Arfon Farm, Pen Rhiw Gwaith Lane, Hollybush, Blackwood, Caerphilly, NP12 0ST£595,000 · 2018£1,040,000
- Llwynbach Farm, Banalog Terrace, Hollybush, Blackwood, Caerphilly, NP12 0SG£145,000 · 2001£491,000
- Llwyncelyn, Bedwellty, Blackwood, Caerphilly, NP12 0BD£63,000 · 1999£273,000
- Llwyncelyn, 6, The Square, Glan Y Nant, Blackwood, Caerphilly, NP12 3XF£230,000 · 2022£321,000
- Llwynfedw, Penylan Road, Argoed, Blackwood, Caerphilly, NP12 0AY£480,000 · 2026£496,000
- Llwynon House, Llwyn On Lane, Oakdale, Blackwood, Caerphilly, NP12 0NF£377,500 · 2020£562,000
- Llwynon House, Llwynon Crescent, Oakdale, Blackwood, Caerphilly, NP12 0ND£180,000 · 2014£330,000
- Llys-Pentwyn-Uchaf Farm, The Barn, Llys-Pentwyn-Uchaf Farm Lane, Oakdale, Blackwood, Caerphilly, NP12 0NE£160,000 · 2017£299,000
- Locarno, New Road, Argoed, Blackwood, Caerphilly, NP12 0AN£107,000 · 2017£187,000
- London House, Syr Dafydd Avenue, Oakdale, Blackwood, Caerphilly, NP12 0LA£147,000 · 2008£243,000
- Long Barn, The Fairways, Blackwood, Caerphilly, NP12 1HX£295,000 · 2002£799,000
- Lower Lodge, Park View Bungalows, Penmaen, Blackwood, Caerphilly, NP12 0DE£80,000 · 1998£329,000
- Lwyncelyn, Central Avenue, Oakdale, Blackwood, Caerphilly, NP12 0DX£117,000 · 2014£218,000
- Lwyncelyn, Ffynonwen Terrace, Pengam, Blackwood, Caerphilly, NP12 3TD£100,000 · 2003£244,000
- Lyncroft, Bryn Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2EY£158,500 · 2006£285,000
- Maes Manor Hotel, Maesruddud Lane, Blackwood, Caerphilly, NP12 0AG£475,000 · 2015£900,000
- Maes Y Deri, Central Avenue, Oakdale, Blackwood, Caerphilly, NP12 0DX£114,000 · 2014£218,000
- Maes Yr Afon, 10, Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GR£265,000 · 2024£280,000
- Maes Yr Afon, 9, Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2GR£174,995 · 2005£253,000
- Maes-Yr-Haf, Gellihaf, Blackwood, Caerphilly, NP12 2QF£160,000 · 2013£273,000
- Maesawelon, Heol Y Coed, Wyllie, Blackwood, Caerphilly, NP12 2NH£340,000 · 2021£422,000
- Maesrhyddud House, Lon Pennant, Cwmgelli, Blackwood, Islwyn, Gwent, NP12 0BH£140,000 · 1995£588,000
- Maesruddud Lodge North, Maesruddud Lane, Blackwood, Caerphilly, NP12 0AG£275,000 · 2007£436,000
- Maesruddud Lodge South, Maesruddud Lane, Blackwood, Caerphilly, NP12 0AG£470,000 · 2022£574,000
- Manmoel Village, 1 Wyrloed Lodge Court, Manmoel, Blackwood, Caerphilly, NP12 0RL£130,000 · 2025£147,000
- Manmoel Village, 3 Wyrloed Lodge Court, Manmoel, Blackwood, Caerphilly, NP12 0RL£305,000 · 2023£313,000
- Marion Jones Court, Flat 2, Pen Y Cwarel Road, Wyllie, Blackwood, Caerphilly, NP12 2HU£111,368 · 2015£211,000
- Markham House, Markham, Blackwood, Caerphilly, NP12 0RA£350,000 · 2017£674,000
- Markham Pharmacy, 61, Abernant Road, Markham, Blackwood, Caerphilly, NP12 0PR£123,000 · 2021£192,000
- Marloes, 3, St Davids Road, Pengam, Blackwood, Caerphilly, NP12 3TY£206,500 · 2023£243,000
- Maxime Cinema, High Street, Blackwood, Caerphilly, NP12 1AH£126,000 · 2013£243,000
- Meadowbank, Cwmgelli, Blackwood, Caerphilly, NP12 1BX£100,000 · 2010£261,000
- Meeks & Co, Fairview, Blackwood, Caerphilly, NP12 3PA£97,500 · 2022£136,000
- Melrose, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3ST£89,000 · 2004£195,000
- Melrose House, Woodfield Terrace, Woodfieldside, Blackwood, Caerphilly, NP12 0BR£124,500 · 2018£206,000
- Mill Brook, 1, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3SJ£128,000 · 2006£238,000
- Mill Brook, 2, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3SJ£122,000 · 2022£149,000
- Mill Brook, 3, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3SJ£124,000 · 2020£188,000
- Mill Brook, 4, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3SJ£145,000 · 2006£216,000
- Min Y Ffordd, 2, Valley View, Pontllanfraith, Blackwood, Caerphilly, NP12 2EE£275,000 · 2025£303,000
- Min-Y-Ffordd, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3UA£97,500 · 2013£188,000
- Minafon, Nydfa Road, Pengam, Blackwood, Caerphilly, NP12 3SX£153,000 · 2024£172,000
- Moelfre, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£120,000 · 2003£309,000
- Montego House, Woodfieldside, Blackwood, Caerphilly, NP12 0PJ£287,500 · 2022£402,000
- Montpelier, New Road, Argoed, Blackwood, Caerphilly, NP12 0AS£33,000 · 1998£181,000
- Morlais, 7, Pentwyn Road, Blackwood, Caerphilly, NP12 1HN£212,000 · 2022£283,000
- Mount Zion Methodist Church, Gellihaf Road, Fleur De Lis, Blackwood, Caerphilly, NP12 3UY£150,000 · 2022£208,000
- Mycwmbini, New Road, Argoed, Blackwood, Caerphilly, NP12 0AN£185,000 · 2016£324,000
- Myrtle Grove, Llanarth Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LG£198,500 · 2022£232,000
- Naptonia, Commercial Street, Pengam, Blackwood, Caerphilly, NP12 3UA£130,000 · 2007£213,000
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 →