3 Castle View, Tongwynlais, Cardiff, CF15 7LY
About 3 Castle View
3 Castle View is a three-bedroom semi-detached house in Tongwynlais, Cardiff, Cardiff (CF15 7LY). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (September 2016) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump.
At 101 m² the property is well over the postcode median (63 m² across 23 EPCs), placing it in the larger end of the local stock. 10 years since the last transfer (December 2016). Across the public record there are 4 sales, relatively high churn for a single property. Across 1995–2016, sale prices on this property compounded at 7.4% per year. Today's modelled estimate of £332,000 is 30.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£235/sq ft) was about 25.8% above the typical sold price in the postcode. One historical planning record sits against the property in 2015.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- Utility roomYes
Outside
- Private gardenFront and rear
- GarageYes
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This certificate is over 10 years old and is no longer valid.Expired 14 Sept 2026
EPC Rating
Certificate validity
Expired on 14 September 2026
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Planning history
1 application on record at 3 Castle View, Tongwynlais, Cardiff, CF15 7LY
- Aug 2015FullOutcome in report
DEMOLITION OF EXISTING GARAGE AND CONSTRUCTION OF SINGLE STOREY GARAGE/WORK ROOM TO SIDE OF DWELLING WITH RELOCATED DRIVE.
- Documents
- 10 docs on file
- Reference
- 15/01719/DCH
Unlock 3 Castle View, Tongwynlais, Cardiff, CF15 7LY's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 3 Castle View has grown more than fourfold since the 1995 starting point.
£332,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.4% per year over 21 years.
£255,000
Growth on file: 7.4% per year over 21 years.
Sales timeline
16 December 2016Most recent
£255,000
+21.4%over 9 years30 November 2007
£210,000
+162.5%over 2 years4 February 2005
£80,000
+42.9%over 9 years27 October 1995
£56,000
Median price across the last 5 sales in CF15 7LY: £178,000 (2025–2021).
Nearby sales in CF15 7LY
Castle View Bungalow, Castle View, Tongwynlais, Cardiff, CF15 7LY
Sold Jan 2025
£272,00031 Castle View, Tongwynlais, Cardiff, CF15 7LY
Sold Nov 2024
£178,00023 Castle View, Tongwynlais, Cardiff, CF15 7LY
Sold Feb 2024
£175,00033 Castle View, Tongwynlais, Cardiff, CF15 7LY
Sold Nov 2021
£135,00027 Castle View, Tongwynlais, Cardiff, CF15 7LY
Sold Dec 2019
£145,000
Versus other Castle View homes
Floor Area for 3 Castle View runs comfortably ahead of the street norm.
EPC Rating
65 (D)
Street avg 68 (D)
Floor Area
101 m²
Street avg 78 m²
CO₂ Emissions
4.2 t/year
Street avg 3.0 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwm Gwynlais — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







