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According to the public record, 3, Seymour Street, Mountain Ash is a period freehold house with 678 ft2 of internal area and sits on a 126 m2 plot.
Houses of this size in this area normally have 3 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 3, Seymour Street, Mountain Ash is £115,355 and the estimated rental value is £765 per month.
Seymour Street, Mountain Ash, CF45 is located within the CF45 postal district.
3, Seymour Street, Mountain Ash has a single entry in the Land Registry from February 2020 and a single entry in the EPC database dated December 2022.
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.
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 3, Seymour Street, Mountain Ash is in very good condition we estimate a sale value of £121,122 and a rental value of £803 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £107,280 and a rental value of £712 per month.
Over the last 12 months the sale value of 3 Seymour Street Mountain Ash has increased by an estimated £2,839 (2.5%) and its rental value has increased by an estimated £30 per month (3.9%), giving an expected gross yield of 8%.
According to data from HM Land Registry, 3, Seymour Street, Mountain Ash sits on a plot of 126m2.
We have plot size data on 42 out of 44 other houses in the postcode and 3, Seymour Street, Mountain Ash sits on the 12th largest plot.
3, Seymour Street, Mountain Ash has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 Dec 2022.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
According to HM Land Registry, 3, Seymour Street, Mountain Ash was last sold on 21st February 2020 for £39,999 and was recorded as a freehold house.
The property has only had this single sale since 1995.
Since February 2020, the market for similar properties has risen 49.5%
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 3, Seymour Street, Mountain Ash within a radius of 530 metres over the last 2 years.
The most recent example is 22, Allen Street, Mountain Ash, CF45 4BD, a freehold house which sold for £120,000 on the 30th April 2025.
Read more about house prices in CF45.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Seymour Street, Mountain Ash, CF45 has a total of 44 addresses. According to our analysis of all the public data, 3, Seymour Street, Mountain Ash is the 31st largest and the 32nd most expensive property on the street.
When compared to the postcode district it is £42k less expensive than the average property in CF45.
The closest station to 3, Seymour Street, Mountain Ash is Mountain Ash station which is 400 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 3, Seymour Street, Mountain Ash, 43.2% of property is privately owned outright and 35.2% is privately owned with a mortgage.
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 3, Seymour Street, Mountain Ash, 17.6% of residents are recorded as possessing school level qualifications and 23.9% 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 3, Seymour 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 3, Seymour Street, Mountain Ash, 0.4% 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 3, Seymour Street, Mountain Ash, there are an average of 1.0 cars per household.
See below for how this compares to Wales and the rest of England & Wales.