40, Herbert Street
40, Herbert Street
Description & Estimates







Public records show 40, Herbert Street, Mountain Ash to be a period freehold house with 947 ft2 of internal area, sitting on a 102 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
40, Herbert Street, Mountain Ash has an estimated sale value of £133,607 and an estimated rental value of £807 per month, assuming reasonable condition and based on the information available.
Herbert Street, Abercynon, Mountain Ash, CF45 lies within the CF45 postal district.
Our Data Sources
40, Herbert Street, Mountain Ash has 2 entries in the Land Registry , most recently in June 2016 and a single entry in the EPC database dated November 2023.
We combine this information with that of neighbouring properties to estimate the property 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 40, Herbert Street, Mountain Ash would be worth £140,288, with a potential rental value of £847 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £124,255, with a rental value of £750 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 40, Herbert Street, Mountain Ash has grown by £3,288 (2.5%) over the last year. During the same period, its estimated monthly rental value has climbed by £32 (3.9%). The property's estimated gross yield is currently 7.2%.
Plot Size
40, Herbert Street, Mountain Ash occupies a 102 m2 plot as recorded by HM Land Registry.
Of the 47 other houses in this postcode, 39 have recorded plot sizes, and this one ranks as the 28th largest.
Energy Efficiency
40, Herbert Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 Nov 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
40, Herbert Street, Mountain Ash last changed hands on 10th June 2016, selling for £79,950. 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 52.0% since June 2016.
- Sold Jun 2016£79,950
- Sold May 2009£40,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 1.3 kilometres of 40, Herbert Street, Mountain Ash across the last 2 years.
Most recently, 1, Upper Gertrude Street, Mountain Ash, CF45 4RN, a freehold house, sold at £135,000 on the 14th August 2025.
Read more about house prices in CF45.
- Sold Aug 2025£135,000 | 3 Bed House1, Upper Gertrude Street, Mountain Ash, CF45 4RN1, Upper Gertrude Street, Mountain Ash, CF45 4RN
- Sold Jul 2024£120,000 | 3 Bed House6, Herbert Street, Mountain Ash, CF45 4RH6, Herbert Street, Mountain Ash, CF45 4RH
- Sold Apr 2024£75,000 | 3 Bed House45, Herbert Street, Mountain Ash, CF45 4RH45, Herbert Street, Mountain Ash, CF45 4RH
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 40, Herbert Street, Mountain Ash as the 27th largest and the 32nd most expensive of the 83 addresses on Herbert Street, Abercynon, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £24k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Abercynon station is the nearest stop to 40, Herbert Street, Mountain Ash at 100 metres away.
- 100mAbercynon
- 1.8kmQuakers Yard
- 3.5kmPenrhiwceiber
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.

