Our Data Sources
12, Lon Tredegar, Blackwood has a single entry in the Land Registry from November 2019 and no records in the EPC database.
We combine this sold price information with public data of neighbouring properties to estimate the attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate 12, Lon Tredegar, Blackwood would be worth £337,392, with a potential rental value of £1,187 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £298,833, with a rental value of £1,051 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Sold Prices
12, Lon Tredegar, Blackwood last changed hands on 7th November 2019, selling for £282,995. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 8.6% since November 2019.
- Sold Nov 2019£282,995
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 115 sales of comparable properties within 950 metres of 12, Lon Tredegar, Blackwood across the last 2 years.
Most recently, 9, Woodfieldside Road, Blackwood, NP12 2RG, a freehold house, sold at £320,000 on the 22nd May 2025.
Read more about house prices in NP12.
- Sold May 2025£320,000 | 4 Bed House9, Woodfieldside Road, Blackwood, NP12 2RG9, Woodfieldside Road, Blackwood, NP12 2RG
- Sold Jan 2025£65,513 | 4 Bed House3, Rhodfa Wyllie, Blackwood, NP12 2RF3, Rhodfa Wyllie, Blackwood, NP12 2RF
- Sold Sep 2021£291,995 | 4 Bed House1, Woodfieldside Road, Blackwood, NP12 2RG1, Woodfieldside Road, Blackwood, NP12 2RG
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 12, Lon Tredegar, Blackwood as the largest and the most expensive of the 42 addresses on Lon Tredegar, Gellihaf, Blackwood, NP12.
Against the NP12 postcode district average, it is £132k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Hengoed|800 m away
- Ystrad Mynach|2.2 km away
- Pengam|2.6 km away
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












