Our Data Sources
19, Lock Street, Mountain Ash has 21 entries in the Land Registry , most recently in March 2017 and a single entry in the EPC database dated August 2016.
We combine this information with that 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 19, Lock Street, Mountain Ash, we estimate a market value of £168,733 and a rental value of £927 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £149,449 and £821 per month respectively.
Plot Size
HM Land Registry records the plot of land for 19, Lock Street, Mountain Ash as measuring 104 m2.
That makes it the 28th largest plot in the postcode, where all 33 other houses have recorded plot data.
Energy Efficiency
19, Lock Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 15 Aug 2016.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 19, Lock Street, Mountain Ash completed on 31st March 2017 at £95,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 51.5% over the period since March 2017.
- Sold Mar 2017£95,000
- Sold Dec 1999£13,750
Similar Properties Sold Nearby
Over the past 2 years 202 properties similar to 19, Lock Street, 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 1st May 2026, was 11, Gwendoline Terrace, Mountain Ash, CF45 4TE, a freehold house which sold for £182,000.
Read more about house prices in CF45.
- Sold May 2026£182,000 | 3 Bed House11, Gwendoline Terrace, Mountain Ash, CF45 4TE11, Gwendoline Terrace, Mountain Ash, CF45 4TE
- Sold Sep 2025£143,000 | 3 Bed House24, Fife Street, Mountain Ash, CF45 4TU24, Fife Street, Mountain Ash, CF45 4TU
- Sold May 2024£143,000 | 3 Bed House1, Greenfield Terrace, Mountain Ash, CF45 4TL1, Greenfield Terrace, Mountain Ash, CF45 4TL
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Of the 82 addresses on Lock Street, Abercynon, Mountain Ash, CF45, 19, Lock Street, Mountain Ash comes out as the 67th largest and the 58th most expensive in our analysis of the public data.
It is also £259 more expensive than the average property across the CF45 district.
More reading links
Schools Nearby
Public Transport Nearby
- Abercynon|600 m away
- Quakers Yard|1.3 km away
- Penrhiwceiber|3.5 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












