11 Glyn Rhosyn, Cardiff, CF23 7DR
About 11 Glyn Rhosyn
11 Glyn Rhosyn is a four-bedroom detached house in Cardiff (CF23 7DR). It has a recorded floor area of 95 m² (around 1023 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (December 2013) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in August 2013 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good. The recommended improvements would push it to C (score 80). The latest certificate is from December 2013, so improvements made since then won't be reflected.
Across 2013–2023, sale prices on this property compounded at 7.5% per year. On a £-per-square-foot basis, the last sale (£298/sq ft) was about 98.5% above the typical sold price in the postcode. Sold February 2023 for £305,000.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- CloakroomYes
- EnsuiteYes
Outside
- GarageYes
Energy performance
11 Glyn Rhosyn's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Dec 2023
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Loft insulation upgraded to recommended levels
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Planning history
11 Glyn Rhosyn 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
11 Glyn Rhosyn valuation sits well clear of the typical sold price in this postcode.
£323,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 9 years.
£305,000
Growth on file: 7.5% per year over 9 years.
Sales timeline
28 February 2023Most recent
£305,000
+96.8%over 9 years10 October 2013
£155,000
Median price across the last 5 sales in CF23 7DR: £277,500 (2025–2022).
Versus other Glyn Rhosyn homes
11 Glyn Rhosyn outperforms the street on price per m² by a wide margin.
Price per m²
£3,211
Street avg £1,861
Floor Area
95 m²
Street avg 98 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.4 t/year
Similar properties nearby
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1 St Georges Court, Linnet Close
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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
0.2 km
Ty Cerrig — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







