19 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
About 19 Arnold Avenue
19 Arnold Avenue is a two-bedroom semi-detached house in Llanrumney, Cardiff, Cardiff (CF3 5PP). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (May 2013) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (November 2011); the latest reading is one band lower. Between certificates, roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. The latest certificate is from May 2013, so improvements made since then won't be reflected.
Held since March 2004 — that's 22 years off the open market, well above the local norm. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1998–2004, sale prices on this property compounded at 17.4% per year. Today's modelled estimate of £197,000 sits 119% above the 2004 sale of £89,950. One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms2
- Dining roomYes
- Utility roomYes
- FireplaceYes
Outside
- ParkingYes
Energy performance
19 Arnold 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This certificate is over 10 years old and is no longer valid.Expired 25 May 2023
EPC Rating
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Planning history
19 Arnold Avenue has an approved side extension on the planning record.
1 application on record at 19 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP
- Oct 2019ExtensionFullOutcome in report
Extension: Side of property
TWO STOREY SIDE EXTENSION TO CREATE ADDITIONAL BEDROOM AT 1ST FLOOR LEVEL & LIVING ROOM & UTILITY AREA AT GROUND FLOOR.
- Documents
- 14 docs on file
- Reference
- 19/02475/DCH
Unlock 19 Arnold Avenue, Llanrumney, Cardiff, CF3 5PP's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 1998.
£197,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.4% per year over 6 years.
£89,950
Growth on file: 17.4% per year over 6 years.
Sales timeline
22 March 2004Most recent
£89,950
+173.0%over 2 years5 August 2001
£32,950
-3.1%over 3 years24 February 1998
£34,000
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 epc rating, 19 Arnold Avenue runs well behind the street norm.
Price per m²
£1,153
Street avg £1,591
Floor Area
78 m²
Street avg 77 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
4.4 t/year
Street avg 2.9 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising 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.







