1 Barmouth Road, Rumney, Cardiff, CF3 3JZ
About 1 Barmouth Road
1 Barmouth Road is a four-bedroom semi-detached house in Rumney, Cardiff, Cardiff (CF3 3JZ). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2016) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it D (October 2013); the latest reading is one band lower. Between certificates, wall efficiency went from Poor to Good; while roof efficiency dropped from Average to Very Poor and lighting dropped from Good to Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. The latest certificate is from March 2016, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
At 122 m² the property is well over the postcode median (89 m² across 15 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Across 2015–2023, sale prices on this property compounded at 6.9% per year. On a £-per-square-foot basis, the last sale (£217/sq ft) was about 73.3% above the typical sold price in the postcode. Last sale on file: £285,000 in July 2023.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- EnsuiteYes
Outside
- Private gardenYes
- DrivewayYes
Building
- Previously extendedYes
Energy performance
1 Barmouth Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 11 Mar 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Roof insulation improved
Heating controls changed
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
1 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
1 Barmouth Road valuation sits well clear of the typical sold price in this postcode.
£296,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.9% per year over 8 years.
£285,000
Growth on file: 6.9% per year over 8 years.
Sales timeline
19 July 2023Most recent
£285,000
+68.6%over 7 years24 September 2015
£169,000
Median price across the last 5 sales in CF3 3JZ: £167,500 (2024–2015).
Nearby sales in CF3 3JZ
18 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Dec 2024
£247,00022 Barmouth Road, Rumney, Cardiff, CF3 3JZ
Sold Nov 2023
£293,00011 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
1 Barmouth Road is notably below the street on co₂ emissions.
Price per m²
£2,336
Street avg £1,560
Floor Area
122 m²
Street avg 87 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
7.1 t/year
Street avg 3.6 t/year
Similar properties nearby
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1 Church Road, Rumney
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1 Downton Rise, Rumney
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1 Farmleigh, Rumney
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1 Criccieth Road, Rumney
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1 Caer Castell Place, Rumney
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1 Greenway Avenue, Rumney
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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
0.2 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.







