21 Bryngwyn Road, Cardiff, CF23 6PQ
About 21 Bryngwyn Road
21 Bryngwyn Road is a four-bedroom detached house in Cardiff (CF23 6PQ). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (August 2014) shows a D (score 56), a step below the typical UK home. The recommended improvements would push it to C (score 78). The latest certificate is from August 2014, so improvements made since then won't be reflected.
Across 2006–2019, sale prices on this property compounded at 3.2% per year. Today's modelled estimate of £821,000 is 39.2% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£422/sq ft) was about 70.5% above the typical sold price in the postcode. At 130 m² it's 15.6% smaller than the typical home in the postcode (154 m² median across 19 EPCs). Most recent transfer: January 2019 at £590,000.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Energy performance
21 Bryngwyn Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 Aug 2024
EPC Rating
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Planning history
21 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
21 Bryngwyn Road valuation sits well clear of the typical sold price in this postcode.
£821,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 12 years.
£590,000
Growth on file: 3.2% per year over 12 years.
Sales timeline
3 January 2019Most recent
£590,000
+46.4%over 12 years30 October 2006
£403,000
Median price across the last 5 sales in CF23 6PQ: £749,000 (2025–2018).
Nearby sales in CF23 6PQ
Versus other Bryngwyn Road homes
Price per m² for 21 Bryngwyn Road runs comfortably ahead of the street norm.
Price per m²
£4,538
Street avg £3,251
Floor Area
130 m²
Street avg 155 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
6.1 t/year
Street avg 6.6 t/year
Similar properties nearby
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1 Glenwood
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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.







