Whitehaven, Mill Lane, Castleton, Cardiff, CF3 2UT
About Whitehaven
Whitehaven is a detached house in Castleton, Cardiff, Cardiff (CF3 2UT). It has a recorded floor area of 363 m² (around 3906 sq ft) and construction records dating it to 1991-1995. The latest certificate (October 2011) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 58), a 2-band jump. Main heating runs on oil. The latest certificate is from October 2011, so improvements made since then won't be reflected.
At 363 m² it's 28.2% larger than the typical home in the postcode (283 m² median across 10 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One historical planning record sits against the property in 2022.
Everything you need to know about Whitehaven
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Whitehaven sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Oct 2021
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property is a large detached home over 300m² and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,360 · Includes VAT
Planning history
A recent planning application at Whitehaven was refused — worth checking the council file.
1 application on record at Whitehaven, Mill Lane, Castleton, Cardiff, CF3 2UT
- Mar 2022ConditionsOutcome in report
VARIATION OF CONDITION 01 (APPROVED PLANS) OF PLANNING PERMISSION 16/1036 FOR THREE BEDROOM DWELLING. AMENDMENTS INCLUDE ADDITIONAL BEDROOM, ALTERATION TO ROOF DESIGN, REDUCTION OF GARAGE ROOF HEIGHT AND NEW ROOF LIGHT
- Documents
- 8 docs on file
- Reference
- 19/0986
Unlock Whitehaven, Mill Lane, Castleton, Cardiff, CF3 2UT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Whitehaven has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£872,000
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 2UT: £775,000 (2022–2016).
Nearby sales in CF3 2UT
Millfield House, Mill Lane, Castleton, Cardiff, CF3 2UT
Sold Jul 2022
£985,000Wentloog House, Mill Lane, Castleton, Cardiff, CF3 2UT
Sold Feb 2021
£650,000Millford Lodge, Mill Lane, Castleton, Cardiff, CF3 2UT
Sold Mar 2020
£775,000Millbrook House, Mill Lane, Castleton, Cardiff, CF3 2UT
Sold Aug 2016
£830,000Park Lodge, Mill Lane, Castleton, Cardiff, CF3 2UT
Sold Mar 2016
£432,000
Versus other Mill Lane homes
Whitehaven is notably below the street on epc rating.
EPC Rating
37 (F)
Street avg 68 (D)
Floor Area
363 m²
Street avg 272 m²
CO₂ Emissions
21.0 t/year
Street avg 7.8 t/year
Habitable Rooms
10 rooms
Street avg 8 rooms
Everything you need to know about Whitehaven
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee

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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
0.1 km
Coach & Horses — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






