26 Mayfield Avenue, Cardiff, CF5 1AN
About 26 Mayfield Avenue
26 Mayfield Avenue is a four-bedroom mid-terrace house in Cardiff (CF5 1AN). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2018) shows an E (score 51), 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.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold March 2024 for £425,000. Across the public record there are 5 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 2001–2024, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£369/sq ft) was about 109% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
- LoftYes
Outside
- Private gardenRear
Energy performance
26 Mayfield Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Multiple extension applications run across more than a decade of planning history at 26 Mayfield Avenue.
2 applications on record at 26 Mayfield Avenue, Cardiff, CF5 1AN
- Aug 2009ExtensionFullOutcome in report
Extension: Single storey · Rear of property
PROPOSED SINGLE STOREY REAR EXTENSION TO PROVIDE UTILITY & WC
- Documents
- 1 doc on file
- Reference
- 09/01238/W
- More recent applications — locked
- ExtensionFeb 2020Decision
Unlock 26 Mayfield Avenue, Cardiff, CF5 1AN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications 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
Price for 26 Mayfield Avenue has grown more than fourfold since the 2001 starting point.
£438,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 23 years.
£425,000
Growth on file: 6.5% per year over 23 years.
Sales timeline
28 March 2024Most recent
£425,000
+18.7%over 5 years28 February 2019
£358,000
+56.7%over 10 years22 January 2009
£228,500
+34.5%over 5 years8 May 2003
£169,950
+70.0%over 2 years26 April 2001
£99,950
Median price across the last 5 sales in CF5 1AN: £400,000 (2025–2022).
Nearby sales in CF5 1AN
Versus other Mayfield Avenue homes
26 Mayfield Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£3,972
Street avg £2,874
Floor Area
107 m²
Street avg 106 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
5.7 t/year
Street avg 4.2 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.







