100 Loudoun Square, Cardiff, CF10 5JF
About 100 Loudoun Square
100 Loudoun Square is a mid-terrace house in Cardiff (CF10 5JF). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (April 2025) shows a C (score 76), near the top of the C band. When first surveyed in March 2015 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. At 47 m² this is the 13th 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
100 Loudoun Square's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 14 April 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
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Level 2 HomeBuyer Report
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Planning history
100 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
100 Loudoun Square has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£109,000
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
100 Loudoun Square outperforms the street on co₂ emissions by a wide margin.
EPC Rating
76 (C)
Street avg 73 (C)
Floor Area
47 m²
Street avg 49 m²
CO₂ Emissions
1.3 t/year
Street avg 1.7 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
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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.







