3 Millfield Close, St Mellons, Cardiff, CF3 0BH
About 3 Millfield Close
3 Millfield Close is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0BH). It has a recorded floor area of 41 m² (around 441 sq ft), construction records dating it to 1976-1982 and council tax band A. At 41 m² this is the smallest unit on EPC record across the building (41–97 m²). The building's EPC ratings span D to B across 19 units on file. The latest certificate (May 2025) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since August 2013. Between certificates, lighting went from Average to Good.
At 41 m² it sits well below the postcode median (82 m² across 18 EPCs), making it one of the more compact homes locally.
Energy performance
3 Millfield Close's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
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Planning history
3 Millfield Close 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
3 Millfield Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£115,000
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 CF3 0BH: £126,500 (2020–2016).
Nearby sales in CF3 0BH
12 Millfield Close, St Mellons, Cardiff, CF3 0BH
Sold May 2020
£126,5007 Millfield Close, St Mellons, Cardiff, CF3 0BH
Sold May 2019
£145,00025 Millfield Close, St Mellons, Cardiff, CF3 0BH
Sold Apr 2019
£115,25017 Millfield Close, St Mellons, Cardiff, CF3 0BH
Sold Jan 2019
£136,00024 Millfield Close, St Mellons, Cardiff, CF3 0BH
Sold Feb 2014
£95,000
Versus other Millfield Close homes
On floor area, 3 Millfield Close runs well behind the street norm.
EPC Rating
78 (C)
Street avg 74 (C)
Floor Area
41 m²
Street avg 48 m²
CO₂ Emissions
1.1 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
1 Broadlands Court, St Mellons
CF3 0BZ
1 Brookfield Drive, St Mellons
CF3 0BA
1 Caspian Close, St Mellons
CF3 0BQ
1 Aspen Close, St Mellons
CF3 0BT
1 Caerleon Close, St Mellons
CF3 0HH
1 Caraway Close, St Mellons
CF3 0NF
1 Blaina Close, St Mellons
CF3 0EB
1 Bulrush Close, St Mellons
CF3 0AZ
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Brookfield Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







