Our Data Sources
4, New Street, Mountain Ash has 21 entries in the Land Registry , most recently in November 2007 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 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 4, New Street, Mountain Ash would be worth £159,267, with a potential rental value of £909 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £141,065, with a rental value of £805 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
4, New Street, Mountain Ash occupies a 115 m2 plot as recorded by HM Land Registry.
Of the 16 other houses in this postcode, 14 have recorded plot sizes, and this one ranks as the 14th largest.
Sold Prices
4, New Street, Mountain Ash last changed hands on 16th November 2007, selling for £104,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has risen by 57.0% since November 2007.
- Sold Nov 2007£104,000
- Sold Oct 2003£69,995
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 303 sales of comparable properties within 1.3 kilometres of 4, New Street, Mountain Ash across the last 2 years.
Most recently, 3, Ann Street, Mountain Ash, CF45 4NW, a freehold house, sold at £170,000 on the 13th March 2026.
Read more about house prices in CF45.
- Sold Mar 2026£170,000 | 3 Bed House3, Ann Street, Mountain Ash, CF45 4NW3, Ann Street, Mountain Ash, CF45 4NW
- Sold Feb 2026£168,000 | 3 Bed House3, New Street, Mountain Ash, CF45 4NR3, New Street, Mountain Ash, CF45 4NR
- Sold Aug 2025£179,950 | 3 Bed House13, New Street, Mountain Ash, CF45 4NR13, New Street, Mountain Ash, CF45 4NR
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 4, New Street, Mountain Ash as the 11th largest and the 11th most expensive of the 16 addresses on New Street, Abercynon, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £9k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Abercynon|300 m away
- Quakers Yard|1.9 km away
- Penrhiwceiber|3.5 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.
