5 Allerton Street, Cardiff, CF11 6SJ
About 5 Allerton Street
5 Allerton Street is a three-bedroom mid-terrace house in Cardiff (CF11 6SJ). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2025) shows a C (score 70). When first surveyed in November 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85).
Held since November 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £216,000 sits 148.3% above the 2003 sale of £87,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
Building
- Central heatingYes
Energy performance
EPC Rating
Certificate validity
Valid until 19 March 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Heating controls changed
Roof insulation improved
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Level 2 HomeBuyer Report
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Planning history
5 Allerton Street has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
5 Allerton Street valuation sits well clear of the typical sold price in this postcode.
£216,000
Modelled from EPC, postcode comparables.
£87,000
Recorded with HM Land Registry.
Sales timeline
28 November 2003Most recent
£87,000
Median price across the last 5 sales in CF11 6SJ: £200,000 (2024–2016).
Nearby sales in CF11 6SJ
Versus other Allerton Street homes
On price per m², 5 Allerton Street runs well behind the street norm.
Price per m²
£906
Street avg £1,410
Floor Area
96 m²
Street avg 87 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.1 t/year
Street avg 3.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
362/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clare Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







