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According to the public record, 10, Stream Street, Mountain Ash is a freehold house.
By comparing it to neighbours, we estimate that it is a period house with 840 ft2 of internal area and sits on a 84.8 m2 plot and a garden.
Houses of this size in this area normally have 3 bedrooms.
Based on available information, and assuming reasonable condition, the estimated sale value for 10, Stream Street, Mountain Ash is £102,486 and the estimated rental value is £728 per month.
Stream Street, Mountain Ash, CF45 is located within the CF45 postal district.
10, Stream Street, Mountain Ash has 2 entries in the Land Registry , most recently in January 2019 and no records in the EPC database.
We combine this sold price information with public data of neighbouring properties to estimate the attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
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 10, Stream Street, Mountain Ash is in very good condition we estimate a sale value of £107,611 and a rental value of £764 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £95,312 and a rental value of £677 per month.
Over the last 12 months the sale value of 10 Stream Street Mountain Ash has increased by an estimated £1,750 (1.7%) and its rental value has increased by an estimated £25 per month (3.4%), giving an expected gross yield of 8.5%.
According to data from HM Land Registry, 10, Stream Street, Mountain Ash sits on a plot of 85m2.
We have plot size data on 22 out of 26 other houses in the postcode and 10, Stream Street, Mountain Ash sits on the 17th largest plot.
According to HM Land Registry, 10, Stream Street, Mountain Ash was last sold on 11th January 2019 for £70,000 and was recorded as a freehold house.
The property has had 2 sales since 1995.
Since January 2019, the market for similar properties has risen 86.2%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 10, Stream Street, Mountain Ash within a radius of 570 metres over the last 2 years.
The most recent example is 31, Napier Street, Mountain Ash, CF45 3HW, a freehold house which sold for £112,000 on the 2nd September 2025.
Read more about house prices in CF45.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Stream Street, Mountain Ash, CF45 has a total of 26 addresses. According to our analysis of all the public data, 10, Stream Street, Mountain Ash is the 11th largest and the 11th most expensive property on the street.
When compared to the postcode district it is £54k less expensive than the average property in CF45.
The closest station to 10, Stream Street, Mountain Ash is Mountain Ash station which is 300 metres away.
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.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
The recent census recorded whether a resident owned or rented their home.
In the area around 10, Stream Street, Mountain Ash, 35.5% of property is privately owned outright and 28.2% is privately rented.
The graph below shows how this compares to Wales and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around 10, Stream Street, Mountain Ash, 20.7% of residents are recorded as possessing school level qualifications and 12.0% as possessing degree level qualifications.
The graph below shows how this compares to Wales and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around 10, Stream Street, Mountain Ash, the average age was 42.5 and the most common age was 57.
The graph below shows how this compares to Wales and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around 10, Stream Street, Mountain Ash, 0.0% of property was a second home.
Comparison figures for Wales and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around 10, Stream Street, Mountain Ash, there are an average of 0.8 cars per household.
See below for how this compares to Wales and the rest of England & Wales.