121, Mill Street
121, Mill Street
Description & Estimates







Public records show 121, Mill Street, Porth to be a period freehold house with 818 ft2 of internal area, sitting on a 173 m2 plot.
In this area, houses of this size normally have 3 bedrooms with a garden.
121, Mill Street, Porth has an estimated sale value of £125,376 and an estimated rental value of £777 per month, assuming reasonable condition and based on the information available.
Mill Street, Tonyrefail, Porth, CF39 lies within the CF39 postal district.
Our Data Sources
121, Mill Street, Porth has 2 entries in the Land Registry , most recently in February 2022 and a single entry in the EPC database dated August 2021.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 121, Mill Street, Porth would be worth £131,644, with a potential rental value of £815 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £116,599, with a rental value of £722 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of 121, Mill Street, Porth has risen by £2,588 (2.1%) over the last year. During the same period, its estimated monthly rental value has moved up by £30 (3.9%). The property's estimated gross yield is currently 7.4%.
Plot Size
121, Mill Street, Porth occupies a 173 m2 plot as recorded by HM Land Registry.
Of the 46 other houses in this postcode, 41 have recorded plot sizes, and this one ranks as the 20th largest.
Energy Efficiency
121, Mill Street, Porth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Aug 2021.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
121, Mill Street, Porth last changed hands on 21st February 2022, selling for £115,000. The transaction was logged as a freehold house by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has dropped by 4.1% since February 2022.
- Sold Feb 2022£115,000
- Sold Jan 2009£80,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 830 metres of 121, Mill Street, Porth across the last 2 years.
Most recently, 127, Mill Street, Porth, CF39 8AE, a freehold house, sold at £115,000 on the 9th January 2026.
Read more about house prices in CF39.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 121, Mill Street, Porth as the 95th largest and the 94th most expensive of the 149 addresses on Mill Street, Tonyrefail, Porth, CF39.
Against the CF39 postcode district average, it is £20k less expensive than the typical property.
More reading links
Schools Nearby
Public Transport Nearby
Porth station is the nearest stop to 121, Mill Street, Porth at 3.9 kilometres away.
- 3.9kmPorth
- 4.2kmDinas (Rhondda)
- 4.5kmTonypandy
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

