18 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
About 18 Tynewydd Drive
18 Tynewydd Drive is a detached house in Castleton, Cardiff, Cardiff (CF3 2SB). It has a recorded floor area of 141 m² (around 1518 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (October 2022) shows a C (score 72). The recommended improvements would push it to B (score 83).
Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Today's modelled estimate of £537,000 is 14.3% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£310/sq ft) was about 33.7% above the typical sold price in the postcode. Sold September 2023 for £470,000.
Energy performance
EPC Rating
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Planning history
18 Tynewydd 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
18 Tynewydd Drive valuation sits well clear of the typical sold price in this postcode.
£537,000
Modelled from EPC, postcode comparables.
£470,000
Recorded with HM Land Registry.
Sales timeline
21 September 2023Most recent
£470,000
Median price across the last 5 sales in CF3 2SB: £505,000 (2023–2017).
Nearby sales in CF3 2SB
16 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
Sold Dec 2023
£505,0009 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
Sold Jan 2023
£640,0007 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
Sold Dec 2022
£560,0003 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
Sold Jul 2019
£395,00015 Tynewydd Drive, Castleton, Cardiff, CF3 2SB
Sold Aug 2017
£435,000
Versus other Tynewydd Drive homes
On epc rating, 18 Tynewydd Drive stands well clear of the street.
Price per m²
£3,333
Street avg £2,925
Floor Area
141 m²
Street avg 174 m²
Habitable Rooms
7 rooms
Street avg 8 rooms
CO₂ Emissions
4.1 t/year
Street avg 6.2 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
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Castleton Old Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







