12 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
About 12 Caldey Island House
12 Caldey Island House is a mid-terrace house in Cardiff (CF11 0JN). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (November 2018) returns a B (score 82), comfortably above the UK average. Main heating runs on electricity. At 67 m² this is the 59th smallest of 86 units on EPC record in the building, where floor areas span 36–87 m². The building's EPC ratings span E to B, with this unit at the top.
Across 2006–2018, sale prices on this property compounded at -3.4% per year. Today's modelled estimate of £178,000 sits 87.4% above the 2018 sale of £95,000. On a £-per-square-foot basis, the last sale (£132/sq ft) was about 56.4% below the postcode norm. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Sold October 2018 for £95,000.
Energy performance
EPC Rating
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
12 Caldey Island 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
12 Caldey Island House's sale-price growth has lagged the wider UK trajectory across its history on file.
£178,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.4% per year over 12 years.
£95,000
Growth on file: -3.4% per year over 12 years.
Sales timeline
14 October 2018Most recent
£95,000
-34.5%over 12 years12 July 2006
£145,000
Median price across the last 5 sales in CF11 0JN: £135,000 (2025–2024).
Nearby sales in CF11 0JN
1 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Sept 2025
£205,00056 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Aug 2025
£85,00028 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Jun 2025
£130,00071 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Oct 2024
£145,00069 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold May 2024
£135,000
Versus other Ferry Court homes
Price per m² for 12 Caldey Island House lags the street by a wide margin.
Price per m²
£1,418
Street avg £3,091
Floor Area
67 m²
Street avg 59 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.6 t/year
Street avg 1.7 t/year
Similar properties nearby
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10 Dovercourt House, Ferry Court
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 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.







