4 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
About 4 Wellington Street
4 Wellington Street is a two-bedroom mid-terrace house in Tongwynlais, Cardiff, Cardiff (CF15 7LP). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (March 2020) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2010. Between certificates, roof efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Average and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 87), a 2-band jump. Other recorded features include notable views.
At 63 m² it sits well below the postcode median (96 m² across 16 EPCs), making it one of the more compact homes locally. One planning record on file: an extension approved in 2017. Past consents include an extension, meaningful when judging how the property has evolved. Across 2011–2024, sale prices on this property compounded at 4.7% per year. On a £-per-square-foot basis, the last sale (£361/sq ft) was about 108.2% above the typical sold price in the postcode. Last sale on file: £245,000 in September 2024.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenYes
- Notable viewsYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Roof insulation improved
More low energy lighting installed
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
4 Wellington Street has an approved single-storey extension on the planning record.
1 application on record at 4 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
- Sept 2017ExtensionFullOutcome in report
Extension: Single storey
FIRST FLOOR EXTENSION BUILDING IN FOOTPRINT OF EXISTING KITCHEN EXTENSION
- Documents
- 5 docs on file
- Reference
- 17/01729/DCH
Unlock 4 Wellington Street, Tongwynlais, Cardiff, CF15 7LP's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
4 Wellington Street valuation sits well clear of the typical sold price in this postcode.
£256,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 13 years.
£245,000
Growth on file: 4.7% per year over 13 years.
Sales timeline
1 September 2024Most recent
£245,000
+23.1%over 7 years2 December 2016
£199,000
+48.5%over 5 years14 July 2011
£134,000
Median price across the last 5 sales in CF15 7LP: £342,500 (2025–2021).
Nearby sales in CF15 7LP
5a, Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold May 2025
£465,00015 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Oct 2023
£480,00017 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Jun 2021
£342,5002 Old School Court, Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Dec 2020
£265,0003 Wellington Street, Tongwynlais, Cardiff, CF15 7LP
Sold Jun 2020
£250,000
Versus other Wellington Street homes
Floor Area for 4 Wellington Street lags the street by a wide margin.
Price per m²
£3,889
Street avg £2,303
Floor Area
63 m²
Street avg 99 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 4.3 t/year
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The neighbourhood at a glance
Crime
2/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.







