17 Avondale Gardens, Cardiff, CF11 7DY
About 17 Avondale Gardens
17 Avondale Gardens is a semi-detached house in Cardiff (CF11 7DY). It has a recorded floor area of 66 m² (around 709 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (January 2011) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77). The latest certificate is from January 2011, so improvements made since then won't be reflected.
Across 2007–2012, sale prices on this property compounded at -1.8% per year. Today's modelled estimate of £256,000 sits 70.7% above the 2012 sale of £150,000. 4 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. 14 years since the last transfer (September 2012). At 66 m² it's 15.5% smaller than the typical home in the postcode (78 m² median across 26 EPCs).
Everything you need to know about 17 Avondale Gardens
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
17 Avondale Gardens's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 Jan 2021
EPC Rating
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Planning history
17 Avondale Gardens has 2 separate extension applications on the council record.
4 applications on record at 17 Avondale Gardens, Cardiff, CF11 7DY
- Sept 2011ExtensionFullOutcome in report
Extension: Two storey · Side and rear of property
2 STOREY EXTENSION TO REAR + PART SIDE
- Documents
- 2 docs on file
- Reference
- 11/01292/DCH
- More recent applications — locked
- ExtensionJul 2019Decision
- ExtensionMar 2015Decision
+ 1 more application in the report
Unlock 17 Avondale Gardens, Cardiff, CF11 7DY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 4 applications on this property in full, plus 8 notable nearby
- The 25 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Avondale Gardens valuation sits well clear of the typical sold price in this postcode.
£256,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.8% per year over 5 years.
£150,000
Growth on file: -1.8% per year over 5 years.
Sales timeline
26 September 2012Most recent
£150,000
-9.1%over 5 years28 June 2007
£164,950
Median price across the last 5 sales in CF11 7DY: £280,150 (2025–2022).
Nearby sales in CF11 7DY
Versus other Avondale Gardens homes
On floor area, 17 Avondale Gardens runs well behind the street norm.
Price per m²
£2,277
Street avg £2,684
Floor Area
66 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.7 t/year
Street avg 2.7 t/year
Everything you need to know about 17 Avondale Gardens
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Avondale Gardens — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.