3 Castle Road, Tongwynlais, Cardiff, CF15 7JQ
About 3 Castle Road
3 Castle Road is a mid-terrace house in Tongwynlais, Cardiff, Cardiff (CF15 7JQ). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to before 1900. The latest certificate (January 2023) shows a C (score 73). The recommended improvements would push it to B (score 88).
At 53 m² it sits well below the postcode median (103 m² across 24 EPCs), making it one of the more compact homes locally. Across 2005–2023, sale prices on this property compounded at 4.9% per year. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 124.9% above the typical sold price in the postcode. Most recent transfer: April 2023 at £265,000.
Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
3 Castle 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
3 Castle Road has more than doubled in price since the earliest registered sale in 2005.
£273,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.9% per year over 18 years.
£265,000
Growth on file: 4.9% per year over 18 years.
Sales timeline
2 April 2023Most recent
£265,000
+92.7%over 7 months30 August 2022
£137,500
+19.6%over 16 years14 September 2005
£115,000
Median price across the last 5 sales in CF15 7JQ: £289,000 (2023–2021).
Nearby sales in CF15 7JQ
34 Castle Road, Tongwynlais, Cardiff, CF15 7JQ
Sold Nov 2023
£325,0005 Castle Road, Tongwynlais, Cardiff, CF15 7JQ
Sold Mar 2023
£289,0001 Castle Road, Tongwynlais, Cardiff, CF15 7JQ
Sold Jun 2022
£252,500Ty Isaf Farm, Ty Newydd, Castle Road, Tongwynlais, Cardiff, CF15 7JQ
Sold Feb 2021
£615,0009 Castle Road, Tongwynlais, Cardiff, CF15 7JQ
Sold Dec 2020
£289,000
Versus other Castle Road homes
On price per m², 3 Castle Road stands well clear of the street.
Price per m²
£5,000
Street avg £2,848
Floor Area
53 m²
Street avg 134 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
CO₂ Emissions
1.8 t/year
Street avg 4.9 t/year
Similar properties nearby
1 Chapel Cottage, Tabor Street, Taffs Well
CF15 7PS
1 Beechwood Road, Taffs Well
CF15 7RZ
1 Castell Coch View, Tongwynlais
CF15 7LA
1 Castle Road, Tongwynlais
CF15 7JQ
1 Abbey Close, Taffs Well
CF15 7RS
1 Church Lane, Nantgarw
CF15 7TQ
1 Cwm Gwynlais, Tongwynlais
CF15 7HU
1 Bute Street, Tongwynlais
CF15 7LJ
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Catherine Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







