17 Kensington Avenue, Cardiff, CF5 1BU
About 17 Kensington Avenue
17 Kensington Avenue is a three-bedroom mid-terrace house in Cardiff (CF5 1BU). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (October 2018) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 84), a 2-band jump. Period features are noted in the property record.
One planning record on file: an extension approved in 2023. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £424,000 is 34.6% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£325/sq ft) was about 41.1% above the typical sold price in the postcode. Last sale on file: £315,000 in August 2019.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Building
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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Level 3 Building Survey
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Planning history
17 Kensington Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 17 Kensington Avenue, Cardiff, CF5 1BU
- Jul 2023ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
Single storey rear extension.
- Documents
- 13 docs on file
- Reference
- 23/01213/CLD
Unlock 17 Kensington Avenue, Cardiff, CF5 1BU'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- Every decision — granted, refused or withdrawn (1 on record)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 2 notable nearby
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Kensington Avenue valuation sits well clear of the typical sold price in this postcode.
£424,000
Modelled from EPC, postcode comparables.
£315,000
Recorded with HM Land Registry.
Sales timeline
11 August 2019Most recent
£315,000
Median price across the last 5 sales in CF5 1BU: £347,500 (2025–2021).
Nearby sales in CF5 1BU
Versus other Kensington Avenue homes
Price per m²
£3,500
Street avg £3,112
Floor Area
90 m²
Street avg 91 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.3 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.







