15 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
About 15 Wellington Street
15 Wellington Street is a four-bedroom detached house in Tongwynlais, Cardiff, Cardiff (CF15 7LP). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (September 2022) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump.
At 114 m² it's 20% larger than the typical home in the postcode (95 m² median across 17 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 2022–2023, sale prices on this property compounded at 98.3% per year. On a £-per-square-foot basis, the last sale (£391/sq ft) was about 98% above the typical sold price in the postcode. Sold October 2023 for £480,000.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
- EnsuiteYes
Energy performance
15 Wellington Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 7 September 2032
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 £1,020 · Includes VAT
Planning history
15 Wellington Street 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
Latest sale on 15 Wellington Street was the highest on Land Registry record across the postcode.
£495,000
Modelled from EPC, postcode comparables and a sale-price growth of 98.3% per year over 1 year.
£480,000
Growth on file: 98.3% per year over 1 year.
Sales timeline
5 October 2023Most recent
£480,000
+98.3%over 10 months2 December 2022
£242,000
Median price across the last 5 sales in CF15 7LP: £342,500 (2026–2021).
Nearby sales in CF15 7LP
14 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Jun 2026
£335,0003 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold May 2026
£387,5005a, Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold May 2025
£465,0004 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Sept 2024
£245,00017 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Jun 2021
£342,500
Versus other Wellington Street homes
On epc rating, 15 Wellington Street runs well behind the street norm.
Price per m²
£4,211
Street avg £2,414
Floor Area
114 m²
Street avg 96 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
7.1 t/year
Street avg 4.0 t/year
Similar properties nearby
1 Clos Llewellyn, Taffs Well
CF15 7AT
1 Bute Villa, Taffs Well
CF15 7QP
1 Cwm Gwynlais, Tongwynlais
CF15 7HU
1 Cules Terrace, Taffs Well
CF15 7QJ
1 Beechwood Road, Taffs Well
CF15 7RZ
1 Birch Hill, Tongwynlais
CF15 7LL
1 Forest Cottage, Castle Road, Tongwynlais
CF15 7JR
1 Bute Street, Tongwynlais
CF15 7LJ
The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lewis Arms — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







