Our Data Sources
4, Ifor Street, Mountain Ash has no recent1 records in the Land Registry and a single entry in the EPC database dated April 2026.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
Price Range & Condition
In very good condition, we estimate 4, Ifor Street, Mountain Ash would be worth £94,162, with a potential rental value of £672 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £83,401, with a rental value of £595 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
4, Ifor Street, Mountain Ash occupies a 88 m2 plot as recorded by HM Land Registry.
All 10 other houses in this postcode have recorded plot sizes, and this one ranks as the 8th largest.
Energy Efficiency
4, Ifor Street, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 23 Apr 2026.
The property is connected to mains gas and has high performance glazing. It is heated using a boiler and radiators (mains gas).
Sold Prices
4, Ifor Street, Mountain Ash last changed hands on 28th February 1997, selling for £10,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
- Sold Feb 1997£10,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 36 sales of comparable properties within 500 metres of 4, Ifor Street, Mountain Ash since 2011.
Most recently, 57, High Street, Mountain Ash, CF45 3PE, a freehold house, sold at £75,000 on the 28th March 2025.
Read more about house prices in CF45.
- Sold Mar 2025£75,000 | 3 Bed House57, High Street, Mountain Ash, CF45 3PE57, High Street, Mountain Ash, CF45 3PE
- Sold Feb 2025£60,500 | 3 Bed House55, High Street, Mountain Ash, CF45 3PE55, High Street, Mountain Ash, CF45 3PE
- Sold Feb 2025£84,000 | 3 Bed House110, High Street, Mountain Ash, CF45 3LN110, High Street, Mountain Ash, CF45 3LN
- Sold Dec 2024£70,000 | 3 Bed House22, Chancery Lane, Mountain Ash, CF45 3NW22, Chancery Lane, Mountain Ash, CF45 3NW
- Sold Mar 2024£75,000 | 3 Bed House119, High Street, Mountain Ash, CF45 3LN119, High Street, Mountain Ash, CF45 3LN
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £88,281, ranging from £52,603 to £121,947.
- 3 Ifor Street
3 Bed House | 4 m | Est. Value: £90,748
- 5 Ifor Street
3 Bed House | 4 m | Est. Value: £95,104
- 6 Ifor Street
3 Bed House | 11 m | Est. Value: £97,423
- 1 Ifor Street
3 Bed House | 16 m | Est. Value: £81,819
- 8 Ifor Street
3 Bed House | 21 m | Est. Value: £84,930
Location Comparison
Our analysis of the public data ranks 4, Ifor Street, Mountain Ash as the 4th largest and the 4th most expensive of the 13 addresses on Ifor Street, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £73k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Mountain Ash|100 m away
- Fernhill|1.4 km away
- Penrhiwceiber|1.8 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












