17 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
About 17 Arnold Avenue
17 Arnold Avenue is a semi-detached house in Llanrumney, Cardiff, Cardiff (CF3 5PP). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (February 2013) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 88). The latest certificate is from February 2013, so improvements made since then won't be reflected.
At 64 m² it's 20.5% smaller than the typical home in the postcode (81 m² median across 28 EPCs).
Energy performance
17 Arnold Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Feb 2023
EPC Rating
Certificate validity
Expired on 28 February 2023
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Planning history
17 Arnold Avenue has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
17 Arnold Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£185,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF3 5PP: £149,500 (2025–2017).
Nearby sales in CF3 5PP
2 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
Sold May 2025
£270,0006 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
Sold Jul 2024
£225,00013 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
Sold Sept 2018
£127,50012 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
Sold Jun 2017
£127,5008 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
Sold Feb 2017
£125,000
Versus other Arnold Avenue homes
On floor area, 17 Arnold Avenue runs well behind the street norm.
EPC Rating
69 (C)
Street avg 65 (D)
Floor Area
64 m²
Street avg 77 m²
CO₂ Emissions
2.3 t/year
Street avg 3.0 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Similar properties nearby
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1 Arnold Avenue, Llanrumney
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Hazlitt Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







