Our Data Sources
33, Glenboi, Mountain Ash has no records in the Land Registry and a single entry in the EPC database dated February 2020.
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.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 33, Glenboi, Mountain Ash, we estimate a market value of £347,844 and a rental value of £1,488 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £308,090 and £1,318 per month respectively.
Plot Size
HM Land Registry records the plot of land for 33, Glenboi, Mountain Ash as measuring 389 m2.
That makes it the 22nd largest plot in the postcode, where 30 of the 44 other houses have recorded plot data.
Energy Efficiency
33, Glenboi, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Feb 2020.
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
Since 2007 15 properties similar to 33, Glenboi, Mountain Ash have sold within a radius of 1.3 kilometres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th March 2025, was 18, Trem Y Dyffryn, Mountain Ash, CF45 4AQ, a freehold house which sold for £330,000.
Read more about house prices in CF45.
- Sold Mar 2025£330,000 | 4 Bed House18, Trem Y Dyffryn, Mountain Ash, CF45 4AQ18, Trem Y Dyffryn, Mountain Ash, CF45 4AQ
- Sold Oct 2024£290,000 | 4 Bed House1, High Row, Mountain Ash, CF45 4DW1, High Row, Mountain Ash, CF45 4DW
- Sold Sep 2022£355,000 | 4 Bed House41, Glenboi, Mountain Ash, CF45 3DG41, Glenboi, Mountain Ash, CF45 3DG
- Sold Aug 2022£300,000 | 4 Bed House10, Clos Afon, Aberdare, CF44 6BF10, Clos Afon, Aberdare, CF44 6BF
- Sold Mar 2022£340,000 | 4 Bed HousePencoeden, Heol Penrhiw, Mountain Ash, CF45 4DSPencoeden, Heol Penrhiw, Mountain Ash, CF45 4DS
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 £129,199, ranging from £83,020 to £301,753.
- 32 Glenboi
3 Bed House | 13 m | Est. Value: £256,312
- 31 Glenboi
4 Bed House | 23 m | Est. Value: £301,753
- 73 Fernhill
3 Bed House | 36 m | Est. Value: £87,451
- 74 Fernhill
3 Bed House | 36 m | Est. Value: £85,575
- 75 Fernhill
3 Bed House | 39 m | Est. Value: £91,876
Location Comparison
Of the 48 addresses on Glenboi, Mountain Ash, CF45, 33, Glenboi, Mountain Ash comes out as the largest and the 2nd most expensive in our analysis of the public data.
It is also £171k more expensive than the average property across the CF45 district.
More reading links
Schools Nearby
Public Transport Nearby
- Fernhill|100 m away
- Mountain Ash|1.5 km away
- Cwmbach|2.1 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












