21, Dilwyn Street
21, Dilwyn Street
Description & Estimates







The public record lists 21, Dilwyn Street, Mountain Ash as a freehold house sitting on a 152 m2 plot.
Comparison with its neighbours suggests a period house with 647 ft2 of internal area and a garden.
In this area, houses of this size normally have 3 bedrooms.
21, Dilwyn Street, Mountain Ash has an estimated sale value of £79,384 and an estimated rental value of £585 per month, assuming reasonable condition and based on the information available.
Dilwyn Street, Mountain Ash, CF45 lies within the CF45 postal district.
Our Data Sources
21, Dilwyn Street, Mountain Ash has 2 entries in the Land Registry , most recently in August 2016 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 21, Dilwyn Street, Mountain Ash would be worth £83,353, with a potential rental value of £614 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £73,827, with a rental value of £544 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 21, Dilwyn Street, Mountain Ash has climbed by £1,953 (2.5%) over the last year. During the same period, its estimated monthly rental value has risen by £23 (3.9%). The property's estimated gross yield is currently 8.8%.
Plot Size
21, Dilwyn Street, Mountain Ash occupies a 152 m2 plot as recorded by HM Land Registry.
Of the 47 other houses in this postcode, 46 have recorded plot sizes, and this one ranks as the 2nd largest.
Sold Prices
21, Dilwyn Street, Mountain Ash last changed hands on 31st August 2016, selling for £35,000. 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 117.2% since August 2016.
- Sold Aug 2016£35,000
- Sold Aug 2008£43,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 800 metres of 21, Dilwyn Street, Mountain Ash across the last 2 years.
Most recently, 13, Dilwyn Street, Mountain Ash, CF45 3YG, a freehold house, sold at £56,500 on the 19th May 2025.
Read more about house prices in CF45.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 21, Dilwyn Street, Mountain Ash as the 33rd largest and the 33rd most expensive of the 47 addresses on Dilwyn Street, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £78k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Penrhiwceiber station is the nearest stop to 21, Dilwyn Street, Mountain Ash at 300 metres away.
- 300mPenrhiwceiber
- 1.5kmMountain Ash
- 2.7kmMerthyr Vale
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.

