33 Mayfield Avenue, Cardiff, CF5 1AL
About 33 Mayfield Avenue
33 Mayfield Avenue is a three-bedroom mid-terrace house in Cardiff (CF5 1AL). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (May 2017) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. Other recorded features include a loft. Records show the property has been extended at some point in its history.
One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. Across 2017–2024, sale prices on this property compounded at 6.4% per year. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 95.5% above the typical sold price in the postcode. Last sale on file: £430,000 in March 2024.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- LoftYes
- FireplaceYes
Outside
- Private gardenRear
Building
- Previously extendedYes
Energy performance
33 Mayfield Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
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Planning history
33 Mayfield Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 33 Mayfield Avenue, Cardiff, CF5 1AL
- Jan 2018ExtensionFullOutcome in report
Extension: Single storey · Rear of property
SINGLE STOREY REAR EXTENSION.
- Documents
- 6 docs on file
- Reference
- 17/02968/DCH
Unlock 33 Mayfield Avenue, Cardiff, CF5 1AL'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- Every decision — granted, refused or withdrawn (1 on record)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 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 33 Mayfield Avenue was the highest on Land Registry record across the postcode.
£455,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 7 years.
£430,000
Growth on file: 6.4% per year over 7 years.
Sales timeline
21 March 2024Most recent
£430,000
+49.6%over 6 years7 September 2017
£287,500
Median price across the last 5 sales in CF5 1AL: £330,000 (2023–2018).
Nearby sales in CF5 1AL
Versus other Mayfield Avenue homes
On years held, 33 Mayfield Avenue runs well behind the street norm.
Price per m²
£3,772
Street avg £2,500
Floor Area
114 m²
Street avg 105 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.0 t/year
Street avg 5.1 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
0.1 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.







