12 Chapel Row, Old St Mellons, Cardiff, CF3 5UB
About 12 Chapel Row
12 Chapel Row is a four-bedroom semi-detached house in Old St. Mellons, Cardiff, Cardiff (CF3 5UB). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (August 2015) shows a C (score 70). The recommended improvements would push it to B (score 87). The latest certificate is from August 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
Across 1996–2022, sale prices on this property compounded at 7.2% per year. On a £-per-square-foot basis, the last sale (£274/sq ft) was about 47.9% above the typical sold price in the postcode. Sold March 2022 for £288,950. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- EnsuiteYes
Outside
- Private gardenYes
- DrivewayYes
Building
- Central heatingYes
- Previously extendedYes
- RefurbishedYes
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Aug 2025
EPC Rating
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Planning history
12 Chapel Row 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
Price for 12 Chapel Row has grown more than fourfold since the 1996 starting point.
£306,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 26 years.
£288,950
Growth on file: 7.2% per year over 26 years.
Sales timeline
11 March 2022Most recent
£288,950
+514.8%over 26 years26 January 1996
£47,000
Median price across the last 5 sales in CF3 5UB: £205,000 (2025–2021).
Nearby sales in CF3 5UB
6 Chapel Row, Old St Mellons, Cardiff, CF3 5UB
Sold Sept 2025
£177,5009 Chapel Row, Old St Mellons, Cardiff, CF3 5UB
Sold Jul 2022
£232,50011 Chapel Row, Old St Mellons, Cardiff, CF3 5UB
Sold Oct 2021
£205,00010 Chapel Row, Old St Mellons, Cardiff, CF3 5UB
Sold Aug 2021
£272,500Welland House, Chapel Row, Old St Mellons, Cardiff, CF3 5UB
Sold Mar 2021
£382,500
Versus other Chapel Row homes
On co₂ emissions, 12 Chapel Row stands well clear of the street.
Price per m²
£2,948
Street avg £2,472
Floor Area
98 m²
Street avg 100 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 4.4 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
Tarwick Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







