12 St Davids Court, Marshfield, Cardiff, CF3 2TH
About 12 St Davids Court
12 St Davids Court is a mid-terrace house in Marshfield, Cardiff, Cardiff (CF3 2TH). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1976-1982 and council tax band A. The latest certificate (January 2026) returns an A (score 93), the top energy band on the EPC scale. When first surveyed in March 2017 the rating was C, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Good to Very Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and lighting dropped from Very Good to Good.
Energy performance
12 St Davids Court's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 26 January 2036
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Cavity wall insulation installed
Low energy lighting percentage decreased
High performance glazing installed
Roof insulation improved
More low energy lighting installed
Mechanical ventilation installed
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Planning history
12 St Davids Court has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 St Davids Court has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£167,000
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 St Davids Court homes
On co₂ emissions, 12 St Davids Court stands well clear of the street.
EPC Rating
93 (A)
Street avg 84 (B)
Floor Area
47 m²
Street avg 50 m²
CO₂ Emissions
0.8 t/year
Street avg 1.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Oakfields — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







