Our Data Sources
12, New Castle Street, Merthyr Tydfil has no recent1 records in the the Land Registry and a single entry in the EPC database dated June 2014.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If 12, New Castle Street, Merthyr Tydfil is in very good condition we estimate a sale value of £168,510 and a rental value of £845 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £149,252 and a rental value of £749 per month.
Plot Size
According to data from HM Land Registry, 12, New Castle Street, Merthyr Tydfil sits on a plot of 95 m2.
We have plot size data on 12 out of 12 other houses in the postcode and 12, New Castle Street, Merthyr Tydfil sits on the 9th largest plot.
Energy Efficiency
12, New Castle Street, Merthyr Tydfil has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 10 Jun 2014.
The property is not connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
According to HM Land Registry, 12, New Castle Street, Merthyr Tydfil was last sold on 17th March 2004 for £82,000 and was recorded as a freehold house.
The property has had 2 sales since 1995.
- Sold Mar 2004£82,000
- Sold Aug 1997£40,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 87 sales of properties similar to 12, New Castle Street, Merthyr Tydfil within a radius of 580 metres over the last 2 years.
The most recent example is 7, New Castle Street, Merthyr Tydfil, CF47 0BH, a freehold house which sold for £145,000 on the 19th June 2025.
Read more about house prices in CF47.
- Sold Jun 2025£145,000 | 3 Bed House7, New Castle Street, Merthyr Tydfil, CF47 0BH7, New Castle Street, Merthyr Tydfil, CF47 0BH
- Sold Sep 2024£128,000 | 4 Bed House65, Lower Thomas Street, Merthyr Tydfil, CF47 0DA65, Lower Thomas Street, Merthyr Tydfil, CF47 0DA
- Sold Jul 2022£135,000 | 3 Bed House10, New Castle Street, Merthyr Tydfil, CF47 0BH10, New Castle Street, Merthyr Tydfil, CF47 0BH
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
New Castle Street, Merthyr Tydfil, CF47 has a total of 20 addresses. According to our analysis of all the public data, 12, New Castle Street, Merthyr Tydfil is the 7th largest and the 7th most expensive property on the street.
When compared to the postcode district it is £5k more expensive than the average property in CF47.
More reading links
Schools Nearby
Public Transport Nearby
- Merthyr Tydfil|400 m away
- Pentre-Bach|2.7 km away
- Troed-y-rhiw|4.4 km away
Available Internet Speeds
According to recent data from Ofcom, Superfast Broadband is available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












