Our Data Sources
12, Glan Islwyn, Blackwood has no records in the the Land Registry and a single entry in the EPC database dated October 2023.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 12, Glan Islwyn, Blackwood would be worth £159,113, with a potential rental value of £991 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £140,928, with a rental value of £878 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
12, Glan Islwyn, Blackwood occupies a 166 m2 plot as recorded by HM Land Registry.
All 24 other houses in this postcode have recorded plot sizes, and this one ranks as the 19th largest.
Energy Efficiency
12, Glan Islwyn, Blackwood has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Oct 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 168 sales of comparable properties within 690 metres of 12, Glan Islwyn, Blackwood across the last 2 years.
Most recently, 24, Glan Islwyn, Blackwood, NP12 2DF, a freehold house, sold at £150,000 on the 26th March 2025.
Read more about house prices in NP12.
- Sold Mar 2025£150,000 | 3 Bed House24, Glan Islwyn, Blackwood, NP12 2DF24, Glan Islwyn, Blackwood, NP12 2DF
- Sold Nov 2024£138,000 | 3 Bed House8, Glan Islwyn, Blackwood, NP12 2DF8, Glan Islwyn, Blackwood, NP12 2DF
- Sold Dec 2022£140,000 | 3 Bed House17, Glan Islwyn, Blackwood, NP12 2DF17, Glan Islwyn, Blackwood, NP12 2DF
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 12, Glan Islwyn, Blackwood as the 20th largest and the 17th most expensive of the 24 addresses on Glan Islwyn, Pontllanfraith, Blackwood, NP12.
Against the NP12 postcode district average, it is £38k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Hengoed|2.1 km away
- Pengam|3.2 km away
- Ystrad Mynach|3.4 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












