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
- 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
- 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
- 43 Lilian Road, Blackwood, Caerphilly, NP12 1DN£150,000 · 2006£225,000
- 43 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0JY£115,000 · 2017£197,000
- 43 Meadow Close, Pengam, Blackwood, Caerphilly, NP12 3RD£40,000 · 2000£165,000
- 43 Mill Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LU£55,000 · 2000£230,000
- 43 Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£85,265 · 2009£163,000
- 43 Oakdale Terrace, Penmaen, Blackwood, Caerphilly, NP12 0DG£139,950 · 2010£295,000
- 43 Penmaen Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2DL£140,000 · 2022£161,000
- 43 Penybryn Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JS£34,950 · 2000£157,000
- 43 Rhodfa Glascoed, Blackwood, Caerphilly, NP12 1GW£96,450 · 2000£352,000
- 43 Sir Ivors Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JL£95,000 · 2006£156,000
- 43 St Andrews Drive, Libanus Fields, Blackwood, Caerphilly, NP12 2ET£155,000 · 2022£162,000
- 43 Sycamore Court, Woodfieldside, Blackwood, Caerphilly, NP12 0DA£152,000 · 2018£248,000
- 43 Tir-Berllan, Oakdale, Blackwood, Caerphilly, NP12 0GZ£260,000 · 2025£286,000
- 43 William Street, Blackwood, Islwyn, Gwent, NP12 1NW£38,000 · 1995£199,000
- 43 Woodfieldside Road, Gellihaf, Blackwood, Caerphilly, NP12 2RG£71,762 · 2024£118,000
- 43 Y Cedrwydden, Blackwood, Caerphilly, NP12 1FD£185,000 · 2009£360,000
- 43 Ynys Y Coed, Oakdale, Blackwood, Caerphilly, NP12 0EG£75,000 · 1999£273,000
- 44 Aneurin Avenue, Fairview, Blackwood, Caerphilly, NP12 3NX£105,000 · 2023£153,000
- 44 Ashville, Oakdale, Blackwood, Caerphilly, NP12 0JR£43,000 · 2002£160,000
- 44 Attlee Road, Blackwood, Caerphilly, NP12 1QD£76,500 · 2014£191,000
- 44 Bedwellty Road, Cefn Fforest, Blackwood, Caerphilly, NP12 3HF£80,000 · 2017£150,000
- 44 Beech Grove, Oakdale, Blackwood, Caerphilly, NP12 0NB£188,500 · 2022£209,000
- 44 Blacksmith Close, Oakdale, Blackwood, Caerphilly, NP12 0BG£280,000 · 2020£382,000
- 44 Bloomfield Road, Blackwood, Caerphilly, NP12 1LX£147,000 · 2018£249,000
- 44 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NL£90,000 · 2004£188,000
- 44 Brynglas Avenue, Pontllanfraith, Blackwood, Caerphilly, NP12 2DD£152,000 · 2022£186,000
- 44 Burnet Drive, Pontllanfraith, Blackwood, Caerphilly, NP12 2FN£116,995 · 2004£263,000
- 44 Cae Collen, Blackwood, Caerphilly, NP12 1FF£156,000 · 2024£175,000
- 44 Castle Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UH£40,500 · 2000£187,000
- 44 Central Avenue, Oakdale, Blackwood, Islwyn, Gwent, NP12 0JS£214,000 · 2022£269,000
- 44 Clos Coed Bach, Blackwood, Caerphilly, NP12 1GT£255,000 · 2018£415,000
- 44 Crown Lane, Pontllanfraith, Blackwood, Caerphilly, NP12 2GD£140,000 · 2017£239,000
- 44 Cwm Braenar, Pontllanfraith, Blackwood, Caerphilly, NP12 2DS£285,000 · 2022£354,000
- 44 Cwrt Y Coed, Blackwood, Caerphilly, NP12 1GL£305,000 · 2025£340,000
- 44 Derwendeg Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LW£146,000 · 2023£174,000
- 44 Dylan Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NG£145,000 · 2023£163,000
- 44 Edge Hill, Pontllanfraith, Blackwood, Caerphilly, NP12 2NY£95,500 · 2018£171,000
- 44 Edward Street, Fairview, Blackwood, Caerphilly, NP12 3NY£80,000 · 2024£102,000
- 44 Elim Way, Pontllanfraith, Blackwood, Caerphilly, NP12 2AB£177,000 · 2011£285,000
- 44 Fair View, Blackwood, Caerphilly, NP12 3NS£165,000 · 2025£193,000
- 44 Francis Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RX£34,500 · 1998£150,000
- 44 Gelligroes Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JT£145,000 · 2026£173,000
- 44 Golwg Y Bont, Blackwood, Caerphilly, NP12 3FT£180,000 · 2015£311,000
- 44 Gordon Road, Blackwood, Caerphilly, NP12 1DW£252,500 · 2022£297,000
- 44 High Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3UE£46,000 · 1998£251,000
- 44 Highmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2PE£74,950 · 2014£166,000
- 44 James Street, Markham, Blackwood, Caerphilly, NP12 0QP£80,000 · 2015£200,000
- 44 Lewis Lewis Avenue, Blackwood, Caerphilly, NP12 1JQ£41,500 · 1998£178,000
- 44 Meadow Close, Pengam, Blackwood, Caerphilly, NP12 3RD£167,000 · 2024£166,000
- 44 Meadow Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2AG£47,000 · 2003£165,000
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 →