NP12 1WX is a residential postcode situated on Birchwood Close, Blackwood, NP12 with 19 addresses.
It ranks as the 774th largest and 1128th most expensive of the 1,371 postcodes in the NP12 area. The dominant property type is a modern house built after 1980.
The postcode contains a total of 19 properties: 19 houses.
NP12 1WX is a residential postcode situated on Birchwood Close, Blackwood, NP12 with 19 addresses.
It ranks as the 774th largest and 1128th most expensive of the 1,371 postcodes in the NP12 area. The dominant property type is a modern house built after 1980.
The postcode contains a total of 19 properties: 19 houses.
Sale prices range from £160,065 for 3 bedroom freehold houses with a garden (889 ft2) to £550,302 for 5 bedroom freehold houses with a garden (10,064 ft2) .
Monthly rental prices range from £987 pcm for 3 bed houses to £2,742 pcm for 5 bed houses.
The gross rental yield is between 4.3% and 7.5%.
The average value per square foot is £175.
The last sale in NP12 1WX sold for £310,000 on 14th June 2025. Since then prices are up an average of 30.6%.
The current average value in the postcode is £293,724.
The NP12 1WX Sales Market has increased by 72.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 0.2% | £293,724 |
| April 2025 | 2.4% | £293,102 |
| April 2024 | -0.3% | £286,188 |
| April 2023 | 7.9% | £287,071 |
| April 2022 | 14.3% | £266,047 |
| April 2021 | 10.8% | £232,797 |
| April 2020 | 2.8% | £210,066 |
| April 2019 | 8.3% | £204,282 |
| April 2018 | 6.4% | £188,570 |
| April 2017 | 3.9% | £177,299 |
| April 2016 | 0.5% | £170,582 |
| April 2015 | 1.7% | £169,670 |
| April 2014 | 6.5% | £166,757 |
| April 2013 | -0.6% | £156,559 |
| April 2012 | 1.2% | £157,429 |
| April 2011 | -1.7% | £155,610 |
| April 2010 | -1.8% | £158,318 |
| April 2009 | -13.8% | £161,237 |
| April 2008 | 5% | £186,965 |
| April 2007 | 0% | £178,022 |
The current average rental value in the postcode is £1,397.
The NP12 1WX Rental Market has increased by 71.2% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.3% | £1,397pcm |
| April 2025 | 3.3% | £1,366pcm |
| April 2024 | 5.5% | £1,322pcm |
| April 2023 | 8.3% | £1,253pcm |
| April 2022 | 13.2% | £1,157pcm |
| April 2021 | 10.1% | £1,022pcm |
| April 2020 | 2.9% | £929pcm |
| April 2019 | 3.5% | £903pcm |
| April 2018 | 1.6% | £872pcm |
| April 2017 | 5.2% | £858pcm |
| April 2016 | 3.1% | £816pcm |
| April 2015 | 0.7% | £792pcm |
| April 2014 | 2.1% | £786pcm |
| April 2013 | -1.1% | £770pcm |
| April 2012 | 3.2% | £779pcm |
| April 2011 | 2.3% | £754pcm |
| April 2010 | 2.2% | £738pcm |
| April 2009 | -2.8% | £722pcm |
| April 2008 | 2.8% | £743pcm |
| April 2007 | 0% | £722pcm |
The last sale was on 14th June 2025 for £310,000 and since then the market in the area has increased by 30.6%. The postcode has had a total of 22 sales since 1995.
NP12 1WX has seen 1 sale in the last three years and 1 sale in the last twelve months.
NP12 1WX is the 774th largest and the 1128th most expensive postcode out of the 1,371 postcodes in the NP12 area.
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The closest station to NP12 1WX is Hengoed station which is 2.2 kilometres away.
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According to recent data from Ofcom, superfast broadband is available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
The recent census recorded whether a resident owned or rented their home.
In the area around NP12 1WX, 58.9% of property is privately owned outright and 29.5% is privately owned with a mortgage.
The graph below shows how this compares to Wales and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around NP12 1WX, 10.0% of residents are recorded as possessing school level qualifications and 30.4% as possessing degree level qualifications.
The graph below shows how this compares to Wales and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around NP12 1WX, the average age was 41.9 and the most common age was 52.
The graph below shows how this compares to Wales and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around NP12 1WX, 2.1% of property was a second home.
Comparison figures for Wales and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around NP12 1WX, there are an average of 1.6 cars per household.
See below for how this compares to Wales and the rest of England & Wales.