25 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
About 25 Caldey Island House
25 Caldey Island House is a mid-terrace house in Cardiff (CF11 0JN). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 2003-2006 and council tax band C. The latest certificate (January 2020) shows a C (score 75), near the top of the C band. When first surveyed in April 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Good. The recommended improvements would push it to B (score 86). Main heating runs on electricity. At 47 m² this is the 25th 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 across 86 units on file.
Today's modelled estimate of £123,000 is 17.1% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£208/sq ft) was about 31.9% below the postcode norm. At 47 m² it's 21.7% smaller than the typical home in the postcode (60 m² median across 85 EPCs). Most recent transfer: December 2024 at £105,000.
Energy performance
25 Caldey Island House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 10 January 2030
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Hot water system upgraded
More low energy lighting installed
Heating system changed
Hot water system changed
Low energy lighting percentage decreased
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
25 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
25 Caldey Island House's sale-price growth has lagged the wider UK trajectory across its history on file.
£123,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.3% per year over 18 years.
£105,000
Growth on file: -0.3% per year over 18 years.
Sales timeline
13 December 2024Most recent
£105,000
+16.7%over 9 years28 October 2015
£90,000
-19.6%over 9 years28 June 2006
£112,000
Median price across the last 5 sales in CF11 0JN: £180,000 (2026–2025).
Nearby sales in CF11 0JN
62 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Mar 2026
£185,00052 Caldey Island House, Ferry Court, Cardiff, CF11 0JN
Sold Oct 2025
£180,0001 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
£130,000
Versus other Ferry Court homes
Habitable Rooms for 25 Caldey Island House lags the street by a wide margin.
Price per m²
£2,234
Street avg £3,127
Floor Area
47 m²
Street avg 59 m²
Habitable Rooms
1 rooms
Street avg 3 rooms
CO₂ Emissions
1.4 t/year
Street avg 1.6 t/year
Similar properties nearby
1 Douglas House, Ferry Court
CF11 0LD
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10 Alderney House, Ferry Court
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1 Dovercourt House, Ferry Court
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1 Hartland House, Ferry Court
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10 Duncansby House, Ferry Court
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1 Jones Point House, Ferry Court
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1 Kilcredaun House, Ferry Court
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The neighbourhood at a glance
Crime
362/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.







