Our Data Sources
18, Seymour Street, Cardiff has no recent1 records in the the Land Registry and a single entry in the EPC database dated November 2023.
We combine this information with public data 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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 18, Seymour Street, Cardiff, we estimate a market value of £264,847 and a rental value of £1,446 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £234,578 and £1,280 per month respectively.
Plot Size
HM Land Registry records the plot of land for 18, Seymour Street, Cardiff as measuring 132 m2.
That makes it the 9th largest plot in the postcode, where 35 of the 37 other houses have recorded plot data.
Energy Efficiency
18, Seymour Street, Cardiff has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 22 Nov 2023.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
The most recent sale of 18, Seymour Street, Cardiff completed on 30th November 2001 at £79,000 and was recorded by HM Land Registry as a freehold house.
Since 1995 this is the property's only sale.
- Sold Nov 2001£79,000
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to 18, Seymour Street, Cardiff have sold within a radius of 360 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 11th February 2026, was 155, Habershon Street, Cardiff, CF24 2LA, a freehold house which sold for £260,000.
Read more about house prices in CF24.
- Sold Feb 2026£260,000 | 4 Bed House155, Habershon Street, Cardiff, CF24 2LA155, Habershon Street, Cardiff, CF24 2LA
- Sold Apr 2025£198,000 | 4 Bed House22, Seymour Street, Cardiff, CF24 2NR22, Seymour Street, Cardiff, CF24 2NR
- Sold Aug 2022£245,000 | 4 Bed House32, Seymour Street, Cardiff, CF24 2NR32, Seymour Street, Cardiff, CF24 2NR
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 77 addresses on Seymour Street, Cardiff, CF24, 18, Seymour Street, Cardiff comes out as the 15th largest and the 16th most expensive in our analysis of the public data.
It is also £27k more expensive than the average property across the CF24 district.
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Schools Nearby
Public Transport Nearby
- 1.5kmCardiff Queen Street
- 2.1kmCathays
- 2.3kmCardiff Central
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.












