House prices in NP12
Median value — November 2026
£216,000
Modelled from 8,040 properties Stede tracks in NP12
Market snapshot
£216,000
Median value
£243,537
Average value
305
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 house40%£212,000
- Mid-terrace house30%£165,000
- Detached house29%£342,000
- Flat / Maisonette1%£115,500
- Property0%£309,000
Recent sales
- 65 Cefn Fforest Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JZ£170,000 · 2026£173,000
- 1 Manor Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NN£320,000 · 2026£331,000
- 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
- 20 Islwyn Terrace, Pontllanfraith, Blackwood, Caerphilly, NP12 2LQ£138,000 · 2026£159,000
- 15 Broadmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2NJ£195,000 · 2026£207,000
- 40 Chartist Rise, Pontllanfraith, Blackwood, Caerphilly, NP12 2RR£295,000 · 2026£309,000
Addresses in NP12
- 24 Davies Street, Cefn Fforest, Blackwood, Caerphilly, NP12 3NB£270,000 · 2026£312,000
- 24 Derwendeg Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3LW£42,500 · 2001£166,000
- 24 Dylan Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3NQ£100,000 · 2024£113,000
- 24 Edward Street, Fairview, Blackwood, Caerphilly, NP12 3NY£134,995 · 2022£157,000
- 24 Ffordd Caer Ywen, Cwmgelli, Blackwood, Caerphilly, NP12 1FX£245,000 · 2024£271,000
- 24 Forest Hill, The Bryn, Blackwood, Caerphilly, NP12 2PN£140,000 · 2005£256,000
- 24 Francis Street, Fleur De Lis, Blackwood, Caerphilly, NP12 3RX£26,000 · 2002£139,000
- 24 Gelynos Avenue, Argoed, Blackwood, Caerphilly, NP12 0AT£92,000 · 2007£236,000
- 24 Glan Islwyn, Pontllanfraith, Blackwood, Caerphilly, NP12 2DF£150,000 · 2025£176,000
- 24 Glanhowy Road, Wyllie, Blackwood, Caerphilly, NP12 2HN£125,000 · 2018£221,000
- 24 Golwg Y Bont, Blackwood, Caerphilly, NP12 3FT£155,000 · 2012£305,000
- 24 Gordon Road, Blackwood, Caerphilly, NP12 1DG£197,500 · 2022£223,000
- 24 Hanbury Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XW£28,000 · 1996£141,000
- 24 Highfield Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2ED£132,500 · 2020£203,000
- 24 Highland Crescent, Pontllanfraith, Blackwood, Caerphilly, NP12 2NE£194,500 · 2024£226,000
- 24 Highmead, Pontllanfraith, Blackwood, Caerphilly, NP12 2PE£72,000 · 2004£144,000
- 24 Hillside Avenue, Markham, Blackwood, Caerphilly, NP12 0PT£115,000 · 2025£85,000
- 24 James Street, Markham, Blackwood, Caerphilly, NP12 0QN£70,000 · 2004£216,000
- 24 Lewis Lewis Avenue, Blackwood, Caerphilly, NP12 1JG£130,000 · 2020£202,000
- 24 Lewis Street, Blackwood, Caerphilly, NP12 1PX£140,000 · 2022£175,000
- 24 Lilian Road, Blackwood, Caerphilly, NP12 1DN£138,000 · 2018£231,000
- 24 Llwyn Coed, Blackwood, Caerphilly, NP12 1FT£69,950 · 2004£145,000
- 24 Llwyn-On Crescent, Oakdale, Blackwood, Caerphilly, NP12 0ND£147,000 · 2019£223,000
- 24 Llwynon Road, Oakdale, Blackwood, Caerphilly, NP12 0LX£90,000 · 2016£156,000
- 24 Llys Cyncoed, Oakdale, Blackwood, Caerphilly, NP12 0NQ£216,000 · 2016£367,000
- 24 Lon Rhymni, Gellihaf, Blackwood, Caerphilly, NP12 2QZ£270,000 · 2024£312,000
- 24 Lon Tredegar, Gellihaf, Blackwood, Caerphilly, NP12 2RD£67,722 · 2019£154,000
- 24 Mandeville Road, Bonnie View, Blackwood, Caerphilly, NP12 3PH£59,950 · 2001£239,000
- 24 Manor Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2NW£200,000 · 2023£225,000
- 24 Maple Close, The Bryn, Blackwood, Caerphilly, NP12 2PH£6,500 · 2018—
- 24 Markham Crescent, Oakdale, Blackwood, Caerphilly, NP12 0JN£49,000 · 2002£181,000
- 24 Meadow Close, Pengam, Blackwood, Caerphilly, NP12 3RB£99,950 · 2006£176,000
- 24 Morrison Street, Blackwood, Caerphilly, NP12 1QG£108,000 · 2020£180,000
- 24 Mountain View, Markham, Blackwood, Caerphilly, NP12 0QU£85,000 · 2021£126,000
- 24 Newbridge Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2LB£48,500 · 2001£206,000
- 24 Newfoundland Way, Blackwood, Caerphilly, NP12 1FS£92,000 · 2006£179,000
- 24 Newport Road, Pontllanfraith, Blackwood, Caerphilly, NP12 2JW£59,000 · 2002£208,000
- 24 Oakdale Terrace, Penmaen, Blackwood, Caerphilly, NP12 0DG£130,000 · 2021£171,000
- 24 Pantycefn Road, Markham, Blackwood, Caerphilly, NP12 0QD£148,000 · 2006£252,000
- 24 Parc Bryn, Pontllanfraith, Blackwood, Caerphilly, NP12 2RA£104,950 · 1996£410,000
- 24 Parc Plas, Blackwood, Caerphilly, NP12 1SJ£64,950 · 1996£310,000
- 24 Park Lane, Oakdale, Blackwood, Caerphilly, NP12 0NS£212,000 · 2010£349,000
- 24 Pembrey Gardens, Pontllanfraith, Blackwood, Caerphilly, NP12 2LR£160,000 · 2022£189,000
- 24 Pen Y Cwarel Road, Wyllie, Blackwood, Caerphilly, NP12 2HP£34,000 · 2013£139,000
- 24 Pen Y Groes, Oakdale, Blackwood, Caerphilly, NP12 0ER£174,000 · 2009£333,000
- 24 Pen-Rhiw Avenue, Oakdale, Blackwood, Caerphilly, NP12 0NH£187,500 · 2021£249,000
- 24 Pengam Street, Glan Y Nant, Blackwood, Caerphilly, NP12 3XJ£100,000 · 2021£153,000
- 24 Penmaen Avenue, Oakdale, Blackwood, Caerphilly, NP12 0JZ£90,000 · 2011£176,000
- 24 Penrhiw Avenue, Oakdale, Blackwood, Caerphilly, NP12 0NH£116,500 · 2015£214,000
- 24 Penybryn Avenue, Cefn Fforest, Blackwood, Caerphilly, NP12 3JS£75,000 · 2003£199,000
About this area
NP12 is a UK postcode district. Stede can model 8,040 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 £243,537.
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 40% of the properties Stede tracks in NP12.
305 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 £243,537 and the median is £216,000 across 8,040 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?
40% of the properties Stede tracks in NP12 are semi-detached houses. mid-terrace houses are next most common, at 30%.
How many properties are in NP12?
Stede can model 8,040 properties in NP12, with 305 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 →