23 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
About 23 Bryn Rhosyn
23 Bryn Rhosyn is a three-bedroom detached house in Radyr, Cardiff, Cardiff (CF15 8RN). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (October 2023) shows a C (score 70). When first surveyed in August 2013 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Good to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 84).
One planning application is currently pending a decision in 2025. Most recent transfer was February 2025 at £360,000 — fresh data. Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). On a £-per-square-foot basis, the last sale (£434/sq ft) was about 103.7% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
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Planning history
An application for partial demolition is currently awaiting a decision.
1 application on record at 23 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
1 live now- Sept 2025DemolitionFullOutcome in report
Extension: Two storey · Side and rear of property
Demolition of shed and conservatory. Two storey side and rear extensions and external alterations.
Extension- Documents
- 13 docs on file
- Reference
- 25/02158/HSE
Unlock 23 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN's full planning history
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- Every decision — granted, refused or withdrawn
- All 1 application on this property in full, plus 3 notable nearby
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
23 Bryn Rhosyn valuation sits well clear of the typical sold price in this postcode.
£381,000
Modelled from EPC, postcode comparables.
£360,000
Recorded with HM Land Registry.
Sales timeline
5 February 2025Most recent
£360,000
Median price across the last 5 sales in CF15 8RN: £260,000 (2022–2016).
Nearby sales in CF15 8RN
8 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
Sold Feb 2022
£260,00019 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
Sold Feb 2021
£257,0005 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
Sold Oct 2020
£262,50020 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
Sold Jul 2019
£230,0009 Bryn Rhosyn, Radyr, Cardiff, CF15 8RN
Sold Mar 2016
£439,000
Versus other Bryn Rhosyn homes
23 Bryn Rhosyn outperforms the street on price per m² by a wide margin.
Price per m²
£4,675
Street avg £2,527
Floor Area
77 m²
Street avg 90 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Clos Parc Radur, Radyr
CF15 8GH
1 Brynhyfryd, Radyr
CF15 8BA
1 Chapel Road, Morganstown
CF15 8LL
1 Blaen Y Coed, Radyr
CF15 8RL
1 Cefn Coch, Radyr
CF15 8BJ
1 Caer Graig, Radyr
CF15 8RD
1 Clos Y Gwyddfid, Morganstown
CF15 8EX
1 Clos Y Mynydd, Morganstown
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Pentwyn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







