20 Flatholm House, Ferry Court, Cardiff, CF11 0JB
About 20 Flatholm House
20 Flatholm House is an end-of-terrace house in Cardiff (CF11 0JB). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (July 2021) shows a C (score 80), near the top of the C band. The rating has held steady at C across 2 certificates since May 2010. Between certificates, hot-water efficiency went from Very Poor to Poor. The recommended improvements would push it to B (score 85). Main heating runs on electricity. At 53 m² this is the 17th 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.
10 years since the last transfer (August 2016). Today's modelled estimate of £139,000 is 28.7% above the 2016 sale price.
Energy performance
For a compact home of this size, this rating sits in the top tier locally.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
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
20 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
£139,000
Modelled from EPC, postcode comparables.
£108,000
Recorded with HM Land Registry.
Sales timeline
23 August 2016Most recent
£108,000
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
20 Flatholm House outperforms the street on habitable rooms by a wide margin.
Price per m²
£2,038
Street avg £2,296
Floor Area
53 m²
Street avg 62 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
1.6 t/year
Street avg 1.8 t/year
Similar properties nearby
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1 Douglas House, Ferry Court
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1 Flatholm House, Ferry Court
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1 Kilcredaun House, Ferry Court
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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.







