39 Mayfield Avenue, Cardiff, CF5 1AL
About 39 Mayfield Avenue
39 Mayfield Avenue is a three-bedroom mid-terrace house in Cardiff (CF5 1AL). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (October 2019) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2012); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 72), a 2-band jump. Period features are noted in the property record.
Last sale on file: £315,000 in December 2019. Across the public record there are 5 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2019, sale prices on this property compounded at 7.4% per year. Today's modelled estimate of £392,000 is 24.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£311/sq ft) was about 71% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- ParkingAllocated
Building
- Heating systemGas
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
Windows upgraded, improving insulation
Heating controls changed
Hot water system upgraded
Roof insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
39 Mayfield Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 39 Mayfield Avenue, Cardiff, CF5 1AL
- Jan 2022ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
SINGLE STOREY REAR EXTENSION
- Documents
- 8 docs on file
- Reference
- 21/02864/DCH
Unlock 39 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 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 39 Mayfield Avenue has grown more than fourfold since the 1997 starting point.
£392,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 23 years.
£315,000
Growth on file: 7.4% per year over 23 years.
Sales timeline
12 December 2019Most recent
£315,000
+46.5%over 7 years21 October 2012
£215,000
+12.0%over 8 years24 June 2004
£192,000
+41.2%over 1 year24 July 2002
£136,000
+115.9%over 5 years5 June 1997
£63,000
Median price across the last 5 sales in CF5 1AL: £345,100 (2024–2018).
Nearby sales in CF5 1AL
Versus other Mayfield Avenue homes
39 Mayfield Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£3,351
Street avg £2,528
Floor Area
94 m²
Street avg 106 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.9 t/year
Street avg 5.2 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.







