Our Data Sources
18, Sierra Pines, Mountain Ash has 51 entries in the Land Registry, most recently in February 2024 and a single entry in the EPC database dated October 2023.
We combine this information with that 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.
1Sales dated prior to 2007 are shown, but are not used in our calculations.
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 18, Sierra Pines, Mountain Ash, we estimate a market value of £136,781 and a rental value of £799 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £121,149 and £708 per month respectively.
Plot Size
HM Land Registry records the plot of land for 18, Sierra Pines, Mountain Ash as measuring 137 m2.
That makes it the 34th largest plot in the postcode, where 40 of the 42 other houses have recorded plot data.
Energy Efficiency
18, Sierra Pines, Mountain Ash has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 26 Oct 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Sold Prices
The most recent sale of 18, Sierra Pines, Mountain Ash completed on 29th February 2024 at £112,500 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold 5 times.
Values of comparable properties have dropped by 8.6% over the period since February 2024.
- Sold Feb 2024£112,500
- Sold Apr 2015£75,000
- Sold Aug 2011£75,000
Similar Properties Sold Nearby
Since 2010 11 properties similar to 18, Sierra Pines, 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 24th January 2025, was 115, High Street, Mountain Ash, CF45 3LN, a freehold house which sold for £225,000.
Read more about house prices in CF45.
- Sold Jan 2025£225,000 | 3 Bed House115, High Street, Mountain Ash, CF45 3LN115, High Street, Mountain Ash, CF45 3LN
- Sold May 2024£107,495 | 3 Bed House11, Sierra Pines, Mountain Ash, CF45 3DS11, Sierra Pines, Mountain Ash, CF45 3DS
- Sold May 2023£112,000 | 3 Bed House1A, Dover Street, Mountain Ash, CF45 3HY1A, Dover Street, Mountain Ash, CF45 3HY
- Sold Apr 2021£91,000 | 2 Bed House15, Cwm Alarch, Mountain Ash, CF45 3DR15, Cwm Alarch, Mountain Ash, CF45 3DR
- Sold Sep 2020£92,000 | 2 Bed House14, Cwm Alarch, Mountain Ash, CF45 3DR14, Cwm Alarch, Mountain Ash, CF45 3DR
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 £192,438, ranging from £107,047 to £486,884.
- 17 Sierra Pines
3 Bed House | 4 m | Est. Value: £135,325
- 19 Sierra Pines
2 Bed House | 6 m | Est. Value: £130,268
- 16 Sierra Pines
2 Bed House | 9 m | Est. Value: £129,040
- 20 Sierra Pines
2 Bed House | 11 m | Est. Value: £130,268
- 14 Sierra Pines
2 Bed House | 23 m | Est. Value: £107,047
Location Comparison
Of the 42 addresses on Sierra Pines, Mountain Ash, CF45, 18, Sierra Pines, Mountain Ash comes out as the 37th largest and the 37th most expensive in our analysis of the public data.
It is also £30k less expensive than the average property across the CF45 district.
More reading links
Schools Nearby
Public Transport Nearby
- Fernhill|400 m away
- Mountain Ash|1.5 km away
- Cwmbach|2.4 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.












