Our Data Sources
1, The Avenue, Mountain Ash has no records in the Land Registry and a single entry in the EPC database dated July 2023.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate 1, The Avenue, Mountain Ash would be worth £130,660, with a potential rental value of £861 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £115,727, with a rental value of £762 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
1, The Avenue, Mountain Ash occupies a 191 m2 plot as recorded by HM Land Registry.
Of the 41 other houses in this postcode, 38 have recorded plot sizes, and this one ranks as the 13th largest.
Energy Efficiency
1, The Avenue, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 10 Jul 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 65 sales of comparable properties within 1.4 kilometres of 1, The Avenue, Mountain Ash since 2015.
Most recently, 26, Woodland Terrace, Mountain Ash, CF45 3RF, a freehold house, sold at £130,000 on the 1st May 2026.
Read more about house prices in CF45.
- Sold May 2026£130,000 | 3 Bed House26, Woodland Terrace, Mountain Ash, CF45 3RF26, Woodland Terrace, Mountain Ash, CF45 3RF
- Sold Dec 2025£74,000 | 3 Bed House9, Greenfield Terrace, Mountain Ash, CF45 4EB9, Greenfield Terrace, Mountain Ash, CF45 4EB
- Sold Dec 2025£112,000 | 3 Bed House2, Blackberry Place, Mountain Ash, CF45 4EA2, Blackberry Place, Mountain Ash, CF45 4EA
- Sold Aug 2025£80,000 | 3 Bed House18, The Avenue, Mountain Ash, CF45 4DT18, The Avenue, Mountain Ash, CF45 4DT
- Sold Apr 2025£120,000 | 3 Bed House22, Allen Street, Mountain Ash, CF45 4BD22, Allen Street, Mountain Ash, CF45 4BD
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 £123,052, ranging from £75,913 to £352,608.
- 2 The Avenue
3 Bed House | 4 m | Est. Value: £129,840
- 3 The Avenue
3 Bed House | 12 m | Est. Value: £126,268
- 4 The Avenue
3 Bed House | 16 m | Est. Value: £134,998
- 5 The Avenue
3 Bed House | 22 m | Est. Value: £126,268
- Penrhiwpennar House
4 Bed House | 26 m | Est. Value: £352,608
Location Comparison
Our analysis of the public data ranks 1, The Avenue, Mountain Ash as the 64th largest and the 37th most expensive of the 90 addresses on The Avenue, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £38k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Fernhill|900 m away
- Cwmbach|1.7 km away
- Mountain Ash|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.












