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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
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VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
According to the public record, 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff is a period house with 2,120 ft2 of internal area.
Houses of this size in this area normally have 5 bedrooms with a garden.
Based on available information, and assuming reasonable condition, the estimated sale value for 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff is £512,114 and the estimated rental value is £3,371 per month.
Cardiff Castle Grounds, Blackweir, Cardiff, CF10 is located within the CF10 postal district.
4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff has no records in the the Land Registry and a single entry in the EPC database dated November 2025.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low 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 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff is in very good condition we estimate a sale value of £537,720 and a rental value of £3,539 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £476,266 and a rental value of £3,135 per month.
Over the last 12 months the sale value of 4 Blackweir Cottages Cardiff Castle Grounds Cardiff has decreased by an estimated £5,671 (1.1%) and its rental value has increased by an estimated £113 per month (3.4%), giving an expected gross yield of 7.9%.
4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 03 Nov 2025.
The property is connected to mains gas and has mostly double glazing. It is heated using Boiler and radiators, mains gas, Boiler and radiators, mains gas.
According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff within a radius of 570 metres over the last 2 years.
The most recent example is 79, Colum Road, Cardiff, CF10 3EF, a freehold house which sold for £456,000 on the 20th September 2023.
Read more about house prices in CF10.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Cardiff Castle Grounds, Blackweir, Cardiff, CF10 has a total of 5 addresses. According to our analysis of all the public data, 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff is the largest and the most expensive property on the street.
When compared to the postcode district it is £323k more expensive than the average property in CF10.
The closest station to 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff is Cathays station which is 800 metres away.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
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The recent census recorded whether a resident owned or rented their home.
In the area around 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff, % of property is and % is .
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 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff, 0.0% of residents are recorded as possessing school level qualifications and 0.0% as possessing degree level qualifications.
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 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff, 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 4 Blackweir Cottages, Cardiff Castle Grounds, Cardiff, there are an average of 0.0 cars per household.
See below for how this compares to Wales and the rest of England & Wales.
