27a, Llandaff Road, Cardiff, CF11 9NF
About 27a
27a is a detached house in Cardiff (CF11 9NF). It has a recorded floor area of 45 m² (around 484 sq ft) and construction records dating it to 1900-1929. The latest certificate (December 2017) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 91), a 3-band jump.
At 45 m² it sits well below the postcode median (107 m² across 12 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
27a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
27a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
27a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£255,000
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 CF11 9NF: £285,000 (2024–2022).
Nearby sales in CF11 9NF
Versus other Llandaff Road homes
EPC Rating for 27a lags the street by a wide margin.
EPC Rating
50 (E)
Street avg 60 (D)
Floor Area
45 m²
Street avg 103 m²
CO₂ Emissions
3.5 t/year
Street avg 4.7 t/year
Habitable Rooms
2 rooms
Street avg 5 rooms
Similar properties nearby
1 Cwrt Soffia, Cathedral Road
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1 Gileston Road
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1 Fields Park Road
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1 Glynne Street
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1 Llandaff Road
CF11 9NF
1 Dogo Street
CF11 9JJ
1 Maldwyn Street
CF11 9JR
1 Gwern Hafren, Severn Grove
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Market Place — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







