5 Brython Drive, St Mellons, Cardiff, CF3 0LR
About 5 Brython Drive
5 Brython Drive is a semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0LR). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (October 2013) shows an F (score 30), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 73), a 3-band jump. Main heating runs on electricity. The latest certificate is from October 2013, so improvements made since then won't be reflected.
It hasn't traded since August 1996, a hold of 30 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £204,000 sits 374.4% above the 1996 sale of £43,000. On a £-per-square-foot basis, the last sale (£64/sq ft) was about 62.7% below the postcode norm.
Energy performance
5 Brython Drive sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 30 Oct 2023
EPC Rating
Certificate validity
Expired on 30 October 2023
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
5 Brython Drive 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
5 Brython Drive's modelled value sits at over four times its earliest registered sale price (1996).
£204,000
Modelled from EPC, postcode comparables.
£43,000
Recorded with HM Land Registry.
Sales timeline
8 August 1996Most recent
£43,000
Median price across the last 5 sales in CF3 0LR: £273,000 (2025–2025).
Nearby sales in CF3 0LR
55 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Nov 2025
£300,00067 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Sept 2025
£285,00013 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Jun 2025
£273,00042 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Apr 2025
£195,00045 Brython Drive, St Mellons, Cardiff, CF3 0LR
Sold Mar 2025
£205,000
Versus other Brython Drive homes
Years Held for 5 Brython Drive runs comfortably ahead of the street norm.
Price per m²
£694
Street avg £2,296
Floor Area
62 m²
Street avg 77 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.9 t/year
Street avg 2.9 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Cypress Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







