90 Loudoun Square, Cardiff, CF10 5JF
About 90 Loudoun Square
90 Loudoun Square is a semi-detached house in Cardiff (CF10 5JF). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (October 2025) shows a C (score 72). When first surveyed in May 2014 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good; while wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Average to Poor. At 50 m² this is the 30th smallest of 40 units on EPC record in the building, where floor areas span 41–69 m². The building's EPC ratings span D to B across 40 units on file.
Energy performance
90 Loudoun Square's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 30 October 2035
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Heating controls upgraded for better temperature management
Hot water system upgraded
Hot water system changed
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
90 Loudoun Square has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
90 Loudoun Square has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£112,000
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.
Versus other Loudoun Square homes
90 Loudoun Square outperforms the street on floor area by a wide margin.
EPC Rating
72 (C)
Street avg 73 (C)
Floor Area
50 m²
Street avg 48 m²
CO₂ Emissions
1.5 t/year
Street avg 1.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
1 Loudoun Square
CF10 5JA
1 Heol Staughton
CF10 5FS
1 Cargo House, North Church Street
CF10 5EJ
1 Hansen Court, Heol Glan Rheidol
CF10 5NX
1 Dudley Court
CF10 5BQ
1 Lloyds House, Anchor Works, Dumballs Road
CF10 5HT
1 Clarence Mews, Clarence Embankment
CF10 5GF
1 Cwrt Y Berllan, Clarence Road
CF10 5DZ
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
485/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
South Loudon Place — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







