10 Crystal Avenue, Cardiff, CF23 5QJ
About 10 Crystal Avenue
10 Crystal Avenue is a three-bedroom semi-detached house in Cardiff (CF23 5QJ). It has a recorded floor area of 129 m² (around 1389 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (June 2024) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78).
At 129 m² the property is well over the postcode median (90 m² across 11 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £462,000 is 17% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£284/sq ft) was about 18.5% above the typical sold price in the postcode. Most recent transfer: August 2024 at £395,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- Private gardenFront and rear
- DrivewayYes
Building
- RefurbishedYes
Energy performance
EPC Rating
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Planning history
10 Crystal Avenue has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 10 Crystal Avenue was the highest on Land Registry record across the postcode.
£462,000
Modelled from EPC, postcode comparables.
£395,000
Recorded with HM Land Registry.
Sales timeline
29 August 2024Most recent
£395,000
Median price across the last 5 sales in CF23 5QJ: £320,000 (2024–2015).
Nearby sales in CF23 5QJ
Versus other Crystal Avenue homes
Habitable Rooms for 10 Crystal Avenue runs comfortably ahead of the street norm.
Price per m²
£3,062
Street avg £2,992
Floor Area
129 m²
Street avg 99 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
5.6 t/year
Street avg 4.5 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Heath High Level Rail Station — railway station.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







