Alltfelen, Mountain Ash
Alltfelen, Mountain Ash
Description & Estimates







Public records show Alltfelen, Mountain Ash to be a period freehold house with 1,270 ft2 of internal area, sitting on a 161 m2 plot.
In this area, houses of this size normally have 4 bedrooms with a garden.
Alltfelen, Mountain Ash has an estimated sale value of £180,850 and an estimated rental value of £938 per month, assuming reasonable condition and based on the information available.
Hamilton Street, Mountain Ash, CF45 lies within the CF45 postal district.
Our Data Sources
Alltfelen, Mountain Ash has 2 entries in the Land Registry , most recently in October 2021 and a single entry in the EPC database dated September 2016.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate Alltfelen, Mountain Ash would be worth £189,893, with a potential rental value of £985 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £168,191, with a rental value of £872 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 Alltfelen, Mountain Ash has risen by £2,592 (1.4%) over the last year. During the same period, its estimated monthly rental value has moved up by £29 (3.1%). The property's estimated gross yield is currently 6.2%.
Plot Size
Alltfelen, Mountain Ash occupies a 161 m2 plot as recorded by HM Land Registry.
Of the 30 other houses in this postcode, 28 have recorded plot sizes, and this one ranks as the 10th largest.
Energy Efficiency
Alltfelen, Mountain Ash has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 22 Sep 2016.
The property is connected to mains gas and has mostly multiple glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
Alltfelen, Mountain Ash last changed hands on 20th October 2021, selling for £143,000. 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 51.3% since October 2021.
- Sold Oct 2021£143,000
- Sold Sep 2017£110,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 590 metres of Alltfelen, Mountain Ash across the last 2 years.
Most recently, 44, Ceridwen Street, Mountain Ash, CF45 3LU, a freehold house, sold at £180,000 on the 17th October 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 Alltfelen, Mountain Ash as the 6th largest and the 6th most expensive of the 32 addresses on Hamilton Street, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £23k more expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Mountain Ash station is the nearest stop to Alltfelen, Mountain Ash at 500 metres away.
- 500mMountain Ash
- 1.0kmFernhill
- 2.1kmPenrhiwceiber
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.

