18 Barmouth Road, Rumney, Cardiff, CF3 3JZ
About 18 Barmouth Road
18 Barmouth Road is a four-bedroom semi-detached house in Rumney, Cardiff, Cardiff (CF3 3JZ). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (November 2023) shows a C (score 74). When first surveyed in June 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good; while wall efficiency dropped from Good to Average and lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 82).
At 124 m² the property is well over the postcode median (89 m² across 15 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Most recent transfer was December 2024 at £247,000 — fresh data. Today's modelled estimate of £304,000 is 23.1% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£185/sq ft) was about 45.7% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- ParkingOff road
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Loft insulation installed or upgraded to 250mm+
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Planning history
18 Barmouth Road 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
18 Barmouth Road valuation sits well clear of the typical sold price in this postcode.
£304,000
Modelled from EPC, postcode comparables.
£247,000
Recorded with HM Land Registry.
Sales timeline
17 December 2024Most recent
£247,000
Median price across the last 5 sales in CF3 3JZ: £169,000 (2023–2015).
Nearby sales in CF3 3JZ
22 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Nov 2023
£293,0001 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Jul 2023
£285,00011 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Jun 2016
£167,50028 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Sept 2015
£126,0007 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Aug 2015
£154,950
Versus other Barmouth Road homes
18 Barmouth Road is notably below the street on years held.
Price per m²
£1,992
Street avg £1,591
Floor Area
124 m²
Street avg 86 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Barmouth Road, Rumney
CF3 3JZ
1 Highlands, Rumney
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1 Church Road, Rumney
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1 Downton Rise, Rumney
CF3 3BH
1 Farmleigh, Rumney
CF3 3LE
1 Criccieth Road, Rumney
CF3 3JT
1 Caer Castell Place, Rumney
CF3 3PW
1 Greenway Avenue, Rumney
CF3 3HQ
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
0.2 km
Oswestry Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







