3 Glan Yr Afon, Gwaelod Y Garth, Cardiff, CF15 9HP
About 3 Glan Yr Afon
3 Glan Yr Afon is a semi-detached house in Gwaelod-Y-Garth, Cardiff, Cardiff (CF15 9HP). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2016) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 6 certificates since October 2014. Between certificates, wall efficiency went from Very Poor to Good and roof efficiency went from Very Poor to Poor; while lighting dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 82), a 2-band jump.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 16 October 2026
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Wall insulation improved
Roof insulation improved
Hot water efficiency improved
More low energy lighting installed
Mechanical ventilation installed
Heating controls changed
Cavity wall insulation installed
Low energy lighting percentage decreased
Ventilation system changed
Heating controls upgraded for better temperature management
Roof insulation improved
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Planning history
3 Glan Yr Afon 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
3 Glan Yr Afon has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£346,000
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.
Median price across the last 5 sales in CF15 9HP: £362,500 (2026–2019).
Nearby sales in CF15 9HP
Versus other Glan Yr Afon homes
EPC Rating
66 (D)
Street avg 64 (D)
Floor Area
91 m²
Street avg 90 m²
CO₂ Emissions
3.6 t/year
Street avg 3.7 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Gwaelod-y-garth Primary School — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







