10 Brython Drive, St Mellons, Cardiff, CF3 0LR
About 10 Brython Drive
10 Brython Drive is a detached house in St. Mellons, Cardiff, Cardiff (CF3 0LR). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (September 2016) shows a D (score 58), a step below the typical UK home. The recommended improvements would lift it to B (score 83), a 2-band jump.
Held since March 2004 — that's 22 years off the open market, well above the local norm. At 85 m² the property is well over the postcode median (65 m² across 41 EPCs), placing it in the larger end of the local stock. Across 1997–2004, sale prices on this property compounded at 12.7% per year. Today's modelled estimate of £291,000 sits 128.2% above the 2004 sale of £127,500. On a £-per-square-foot basis, the last sale (£139/sq ft) was about 22.4% below the postcode norm.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Sept 2026
EPC Rating
Certificate validity
Expired on 21 September 2026
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Planning history
10 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
10 Brython Drive has more than doubled in price since the earliest registered sale in 1997.
£291,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.7% per year over 6 years.
£127,500
Growth on file: 12.7% per year over 6 years.
Sales timeline
22 March 2004Most recent
£127,500
+114.6%over 6 years31 October 1997
£59,400
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
EPC Rating for 10 Brython Drive lags the street by a wide margin.
Price per m²
£1,500
Street avg £2,273
Floor Area
85 m²
Street avg 76 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.4 t/year
Street avg 2.9 t/year
Similar properties nearby
1 Aster Close, St Mellons
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1 Bassaleg Close, St Mellons
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1 Burreed Close
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1 Aston Place, St Mellons
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1 Brython Drive, St Mellons
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1 Brown Court, St Mellons
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1 Brynmawr Close, St Mellons
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1 Birkdale Close, St Mellons
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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.







