20 Bryngwyn Road, Cardiff, CF23 6PQ
About 20 Bryngwyn Road
20 Bryngwyn Road is a two-bedroom detached house in Cardiff (CF23 6PQ). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1950-1966 and council tax band H. The latest certificate (March 2017) shows an F (score 38), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 61), a 2-band jump.
At 112 m² it's 27.3% smaller than the typical home in the postcode (154 m² median across 19 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1998–2017, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £580,000 is 41.5% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£340/sq ft) was about 33.1% above the typical sold price in the postcode. Last changed hands 9 years ago, in August 2017.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- EnsuiteYes
Outside
- Private gardenYes
- GarageYes
Energy performance
20 Bryngwyn Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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Planning history
20 Bryngwyn 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
Sale price has grown by over 3x since 1998.
£580,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 20 years.
£410,000
Growth on file: 6.4% per year over 20 years.
Sales timeline
23 August 2017Most recent
£410,000
+26.2%over 15 years11 July 2002
£325,000
+166.4%over 4 years13 January 1998
£122,000
Median price across the last 5 sales in CF23 6PQ: £749,000 (2025–2019).
Nearby sales in CF23 6PQ
Versus other Bryngwyn Road homes
EPC Rating for 20 Bryngwyn Road lags the street by a wide margin.
Price per m²
£3,661
Street avg £3,305
Floor Area
112 m²
Street avg 156 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
CO₂ Emissions
8.4 t/year
Street avg 6.5 t/year
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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
Westminster Crescent — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







