20 Aubrey Avenue, Cardiff, CF5 1AQ
About 20 Aubrey Avenue
20 Aubrey Avenue is a semi-detached house in Cardiff (CF5 1AQ). It has a recorded floor area of 68 m² (around 736 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2010) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 59). The latest certificate is from March 2010, so improvements made since then won't be reflected.
It hasn't traded since October 2010, a hold of 16 years that's notably long for the area. Across 1999–2010, sale prices on this property compounded at 7% per year. Today's modelled estimate of £422,000 sits 68.8% above the 2010 sale of £250,000. On a £-per-square-foot basis, the last sale (£340/sq ft) was about 46.3% above the typical sold price in the postcode. At 68 m² it sits well below the postcode median (109 m² across 21 EPCs), making it one of the more compact homes locally. One planning record on file: an extension approved in 2020. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
20 Aubrey Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Mar 2020
EPC Rating
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Planning history
1 application on record at 20 Aubrey Avenue, Cardiff, CF5 1AQ
- May 2020ExtensionFullOutcome in report
Extension: Single storey · Rear of property
SINGLE STOREY REAR EXTENSION AND HIP TO GABLE ROOF EXTENSION WITH REAR DORMER
- Documents
- 8 docs on file
- Reference
- 20/00437/DCH
Unlock 20 Aubrey Avenue, Cardiff, CF5 1AQ's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 2 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 1999.
£422,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 11 years.
£250,000
Growth on file: 7.0% per year over 11 years.
Sales timeline
7 October 2010Most recent
£250,000
+113.7%over 11 years1 July 1999
£117,000
Median price across the last 5 sales in CF5 1AQ: £474,500 (2024–2021).
Versus other Aubrey Avenue homes
On floor area, 20 Aubrey Avenue runs well behind the street norm.
Price per m²
£3,658
Street avg £3,165
Floor Area
68 m²
Street avg 111 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
6.3 t/year
Street avg 5.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Windway Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







