7 Mill Road, Tongwynlais, Cardiff, CF15 7JP
About 7 Mill Road
7 Mill Road is a two-bedroom mid-terrace house in Tongwynlais, Cardiff, Cardiff (CF15 7JP). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (March 2021) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2008. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
At 52 m² it sits well below the postcode median (79 m² across 18 EPCs), making it one of the more compact homes locally. Last sale on file: £240,000 in April 2024. Across the public record there are 6 sales, relatively high churn for a single property. Across 2000–2024, sale prices on this property compounded at 6.3% per year. On a £-per-square-foot basis, the last sale (£429/sq ft) was about 173.1% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 8 March 2031
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
7 Mill Road has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Price for 7 Mill Road has grown more than fourfold since the 2000 starting point.
£233,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 24 years.
£240,000
Growth on file: 6.3% per year over 24 years.
Sales timeline
25 April 2024Most recent
£240,000
+8.4%over 2 years23 June 2021
£221,400
+62.8%over 12 years11 June 2009
£136,000
+7.1%over 2 years12 October 2006
£127,000
+42.8%over 2 years14 October 2003
£88,950
+60.3%over 3 years1 March 2000
£55,500
Median price across the last 5 sales in CF15 7JP: £344,000 (2025–2018).
Nearby sales in CF15 7JP
42 Mill Road, Tongwynlais, Cardiff, CF15 7JP
Sold Nov 2025
£447,50048 Mill Road, Tongwynlais, Cardiff, CF15 7JP
Sold Apr 2024
£344,00020 Mill Road, Tongwynlais, Cardiff, CF15 7JP
Sold Dec 2022
£271,00040 Mill Road, Tongwynlais, Cardiff, CF15 7JP
Sold Jun 2021
£355,00028 Mill Road, Tongwynlais, Cardiff, CF15 7JP
Sold Aug 2017
£292,500
Versus other Mill Road homes
7 Mill Road outperforms the street on price per m² by a wide margin.
Price per m²
£4,615
Street avg £2,587
Floor Area
52 m²
Street avg 90 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 4.5 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lewis Arms — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







