36 Blackoak Road, Cardiff, CF23 6QT
About 36 Blackoak Road
36 Blackoak Road is a semi-detached house in Cardiff (CF23 6QT). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (September 2018) shows a C (score 70). The rating has held steady at C across 2 certificates since March 2010. Between certificates, wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81).
On energy efficiency it sits in the top 10% of properties in this postcode. Across 2010–2018, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £545,000 is 43.4% above the 2018 sale price. Most recent transfer: December 2018 at £380,000.
Energy performance
36 Blackoak Road ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
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Planning history
36 Blackoak 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
36 Blackoak Road valuation sits well clear of the typical sold price in this postcode.
£545,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 9 years.
£380,000
Growth on file: 5.8% per year over 9 years.
Sales timeline
13 December 2018Most recent
£380,000
+61.7%over 8 years27 May 2010
£235,000
Median price across the last 5 sales in CF23 6QT: £567,500 (2024–2021).
Nearby sales in CF23 6QT
Versus other Blackoak Road homes
36 Blackoak Road outperforms the street on co₂ emissions by a wide margin.
Price per m²
£3,519
Street avg £3,258
Floor Area
108 m²
Street avg 128 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.5 t/year
Street avg 6.0 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Derwen Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







