Our Data Sources
26, Mark Street, Cardiff has no records in the Land Registry and a single entry in the EPC database dated September 2025.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 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 26, Mark Street, Cardiff, we estimate a market value of £301,331 and a rental value of £2,021 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £266,893 and £1,790 per month respectively.
Plot Size
HM Land Registry records the plot of land for 26, Mark Street, Cardiff as measuring 190 m2.
That makes it the 9th largest plot in the postcode, where all 33 other houses have recorded plot data.
Energy Efficiency
26, Mark Street, Cardiff has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 02 Sep 2025.
The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Since 2014 84 properties similar to 26, Mark Street, Cardiff have sold within a radius of 420 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th January 2026, was 34, De Burgh Street, Cardiff, CF11 6LD, a freehold house which sold for £275,000.
Read more about house prices in CF11.
- Sold Jan 2026£275,000 | 4 Bed House34, De Burgh Street, Cardiff, CF11 6LD34, De Burgh Street, Cardiff, CF11 6LD
- Sold Sep 2025£250,000 | 4 Bed House49, Despenser Street, Cardiff, CF11 6AG49, Despenser Street, Cardiff, CF11 6AG
- Sold May 2025£265,000 | 4 Bed House48, Machen Place, Cardiff, CF11 6EQ48, Machen Place, Cardiff, CF11 6EQ
- Sold Apr 2025£339,000 | 4 Bed House18, Green Street, Cardiff, CF11 6LN18, Green Street, Cardiff, CF11 6LN
- Sold Mar 2025£250,000 | 4 Bed House72, De Burgh Street, Cardiff, CF11 6LD72, De Burgh Street, Cardiff, CF11 6LD
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £260,441, ranging from £97,896 to £326,277.
- 28 Mark Street
4 Bed House | 7 m | Est. Value: £294,102
- 22 Mark Street
4 Bed House | 11 m | Est. Value: £326,277
- 20 Mark Street
4 Bed House | 18 m | Est. Value: £286,982
- 18 Mark Street
4 Bed House | 22 m | Est. Value: £296,436
- 36 Mark Street
4 Bed House | 27 m | Est. Value: £279,673
Location Comparison
Of the 35 addresses on Mark Street, Cardiff, CF11, 26, Mark Street, Cardiff comes out as the 18th largest and the 17th most expensive in our analysis of the public data.
It is also £36k more expensive than the average property across the CF11 district.
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Schools Nearby
Public Transport Nearby
- Cardiff Central|700 m away
- Ninian Park|1.1 km away
- Cathays|1.1 km away
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.












