42 Bronwydd Avenue, Cardiff, CF23 5JQ
About 42 Bronwydd Avenue
42 Bronwydd Avenue is a four-bedroom detached house in Cardiff (CF23 5JQ). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (June 2014) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. The latest certificate is from June 2014, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Today's modelled estimate of £724,000 is 46.2% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£319/sq ft) was about 20.3% above the typical sold price in the postcode. 12 years since the last transfer (August 2014).
What this property has
Inside
- Bedrooms4
- Bathrooms3
Energy performance
42 Bronwydd Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Jun 2024
EPC Rating
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Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
2 applications on record at 42 Bronwydd Avenue, Cardiff, CF23 5JQ
- Mar 2015DemolitionFullOutcome in report
Extension: Single storey · Rear of property
Demolition of existing utility room and conservatory and erection of single storey rear extension.
Extension- Documents
- 15 docs on file
- Reference
- 15/00374/DCH
- More recent applications — locked
- ExtensionMar 2018Decision
Unlock 42 Bronwydd Avenue, Cardiff, CF23 5JQ'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- Every decision — granted, refused or withdrawn (2 on record)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 1 notable nearby
- The 21 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 42 Bronwydd Avenue was the highest on Land Registry record across the postcode.
£724,000
Modelled from EPC, postcode comparables.
£495,100
Recorded with HM Land Registry.
Sales timeline
26 August 2014Most recent
£495,100
Median price across the last 5 sales in CF23 5JQ: £390,000 (2024–2012).
Nearby sales in CF23 5JQ
29 Bronwydd Avenue, Cardiff, CF23 5JQ
Sold Oct 2024
£494,000Bronwydd House, Flat 2, 50 Bronwydd Avenue, Cardiff, CF23 5JQ
Sold Jul 2021
£390,000Bronwydd House, Flat 3, 50 Bronwydd Avenue, Cardiff, CF23 5JQ
Sold Jan 2021
£330,000Bronwydd House, Flat 1, 50 Bronwydd Avenue, Cardiff, CF23 5JQ
Sold Jan 2021
£487,60027 Bronwydd Avenue, Cardiff, CF23 5JQ
Sold Dec 2009
£420,000
Versus other Bronwydd Avenue homes
On epc rating, 42 Bronwydd Avenue runs well behind the street norm.
EPC Rating
42 (E)
Street avg 71 (C)
Floor Area
144 m²
Street avg 230 m²
CO₂ Emissions
9.1 t/year
Street avg 6.3 t/year
Habitable Rooms
6 rooms
Street avg 8 rooms
Similar properties nearby
1 Balaclava Road
CF23 5BB
1 Beatty Avenue
CF23 5QR
1 Bronwydd Close
CF23 5RA
1 Clos Edno
CF23 5NF
1 Clos Derwen
CF23 5HJ
1 Crystal Avenue
CF23 5QJ
1 Clos Tecwyn
CF23 5ND
1 Boverton Street
CF23 5ES
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Greenlawns — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







