21 Bwlch Road, Cardiff, CF5 3BX
About 21 Bwlch Road
21 Bwlch Road is a three-bedroom semi-detached house in Cardiff (CF5 3BX). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (October 2018) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump.
At 108 m² it's 22.7% larger than the typical home in the postcode (88 m² median across 23 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1995–2024, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£249/sq ft) was about 63.6% above the typical sold price in the postcode. Last sale on file: £290,000 in May 2024.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
21 Bwlch Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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Planning history
21 Bwlch Road 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
21 Bwlch Road has more than quadrupled in price since its earliest registered sale in 1995.
£315,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 28 years.
£290,000
Growth on file: 6.2% per year over 28 years.
Sales timeline
16 May 2024Most recent
£290,000
+20.8%over 5 years8 February 2019
£240,000
+47.2%over 12 years4 May 2006
£163,000
+207.5%over 10 years8 December 1995
£53,000
Median price across the last 5 sales in CF5 3BX: £222,000 (2025–2021).
Versus other Bwlch Road homes
Years Held for 21 Bwlch Road lags the street by a wide margin.
Price per m²
£2,685
Street avg £2,024
Floor Area
108 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.8 t/year
Street avg 4.3 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Cartwright Lane — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







