Our Data Sources
1 Pen-Y-Graig Cottage, Mountain Ash has no records in the the Land Registry and a single entry in the EPC database dated February 2014.
We combine this information with public data 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 1 Pen-Y-Graig Cottage, Mountain Ash would be worth £150,643, with a potential rental value of £896 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £133,427, with a rental value of £794 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
1 Pen-Y-Graig Cottage, Mountain Ash occupies a 438 m2 plot as recorded by HM Land Registry.
Of the 4 other houses in this postcode, 1 have recorded plot sizes, and this one ranks as the largest.
Energy Efficiency
1 Pen-Y-Graig Cottage, Mountain Ash has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 28 Feb 2014.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, coal.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 30 sales of comparable properties within 1.5 kilometres of 1 Pen-Y-Graig Cottage, Mountain Ash across the last 2 years.
Most recently, 21, Rose Row, Aberdare, CF44 0BN, a freehold house, sold at £145,000 on the 16th May 2025.
Read more about house prices in CF45.
- Sold May 2025£145,000 | 4 Bed House21, Rose Row, Aberdare, CF44 0BN21, Rose Row, Aberdare, CF44 0BN
- Sold Feb 2024£153,000 | 3 Bed House17, Toncoch Terrace, Mountain Ash, CF45 4DY17, Toncoch Terrace, Mountain Ash, CF45 4DY
- Sold Jun 2023£117,500 | 3 Bed House19, Toncoch Terrace, Mountain Ash, CF45 4DY19, Toncoch Terrace, Mountain Ash, CF45 4DY
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks 1 Pen-Y-Graig Cottage, Mountain Ash as the 10th largest and the 10th most expensive of the 12 addresses on Cefn Pennar, Mountain Ash, CF45.
Against the CF45 postcode district average, it is £17k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
- Cwmbach|1.2 km away
- Fernhill|1.4 km away
- Mountain Ash|2.5 km away
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












