15 Flatholm House, Ferry Court, Cardiff, CF11 0JB
About 15 Flatholm House
15 Flatholm House is a semi-detached house in Cardiff (CF11 0JB). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (July 2024) shows a C (score 73). The rating has held steady at C across 3 certificates since October 2009. Between certificates, hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 85). Main heating runs on electricity. At 78 m² this is the 38th smallest of 46 units on EPC record in the building, where floor areas span 38–88 m². The building's EPC ratings span D to B across 46 units on file.
At 78 m² the property is well over the postcode median (57 m² across 45 EPCs), placing it in the larger end of the local stock.
Everything you need to know about 15 Flatholm House
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Heating controls upgraded for better temperature management
Hot water system changed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
15 Flatholm House has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
15 Flatholm House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£182,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF11 0JB: £105,000 (2025–2021).
Nearby sales in CF11 0JB
38 Flatholm House, Ferry Court, Cardiff, CF11 0JB
Sold Aug 2025
£175,00035 Flatholm House, Ferry Court, Cardiff, CF11 0JB
Sold May 2025
£107,00028 Flatholm House, Ferry Court, Cardiff, CF11 0JB
Sold Dec 2024
£55,00023 Flatholm House, Ferry Court, Cardiff, CF11 0JB
Sold Jun 2023
£96,0002 Flatholm House, Ferry Court, Cardiff, CF11 0JB
Sold Sept 2021
£105,000
Versus other Ferry Court homes
15 Flatholm House outperforms the street on floor area by a wide margin.
EPC Rating
73 (C)
Street avg 75 (C)
Floor Area
78 m²
Street avg 61 m²
CO₂ Emissions
2.0 t/year
Street avg 1.8 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Everything you need to know about 15 Flatholm House
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Prospect Place — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.