35 Harris Avenue, Rumney, Cardiff, CF3 1QA
About 35 Harris Avenue
35 Harris Avenue is a three-bedroom semi-detached house in Rumney, Cardiff, Cardiff (CF3 1QA). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2025) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2015. Between certificates, roof efficiency went from Poor to Average and hot-water efficiency went from Poor to Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 73).
A recent sale: £245,000 in February 2026. Across 2002–2026, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£265/sq ft) was about 115.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Dining roomYes
Outside
- Private gardenYes
- ParkingOff road
Energy performance
EPC Rating
Certificate validity
Valid until 1 September 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Roof insulation improved
More low energy lighting installed
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Planning history
35 Harris Avenue 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
Latest sale on 35 Harris Avenue was the highest on Land Registry record across the postcode.
£238,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 23 years.
£245,000
Growth on file: 5.5% per year over 23 years.
Sales timeline
6 February 2026Most recent
£245,000
+94.4%over 10 years14 December 2015
£126,000
+80.0%over 13 years15 September 2002
£70,000
Median price across the last 5 sales in CF3 1QA: £125,000 (2024–2014).
Nearby sales in CF3 1QA
17 Harris Avenue, Rumney, Cardiff, CF3 1QA
Sold Jul 2024
£196,00039 Harris Avenue, Rumney, Cardiff, CF3 1QA
Sold Sept 2016
£115,00021 Harris Avenue, Rumney, Cardiff, CF3 1QA
Sold Aug 2016
£125,00045 Harris Avenue, Rumney, Cardiff, CF3 1QA
Sold Apr 2016
£143,00041 Harris Avenue, Rumney, Cardiff, CF3 1QA
Sold May 2010
£115,000
Versus other Harris Avenue homes
35 Harris Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£2,849
Street avg £1,486
Floor Area
86 m²
Street avg 88 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
St Hilary Church — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







