Ffynonwen Farm, Groeswen, Cardiff, CF15 7UU
About Ffynonwen Farm
Ffynonwen Farm is a detached house in Groeswen, Cardiff, Cardiff (CF15 7UU). It has a recorded floor area of 232 m² (around 2497 sq ft) and construction records dating it to 1900-1929. The latest certificate (October 2024) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in November 2009 the rating was G, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and window efficiency went from Poor to Good. The recommended improvements would push it to C (score 69). Main heating runs on lpg.
At 232 m² the property is well over the postcode median (132 m² across 5 EPCs), placing it in the larger end of the local stock. 5 planning records sit against the property, 5 approved, 0 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Cavity wall insulation installed
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Ffynonwen Farm has 2 separate extension applications on the council record.
5 applications on record at Ffynonwen Farm, Groeswen, Cardiff, CF15 7UU
- Sept 2010ExtensionFullOutcome in report
Proposed extensions to dwelling
- Documents
- 3 docs on file
- Reference
- 10/0789/10
- More recent applications — locked
- Loft ConversionJun 2020Decision
- Loft ConversionJun 2020Decision
+ 2 more applications in the report
Unlock Ffynonwen Farm, Groeswen, Cardiff, CF15 7UU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (5 on record)
- All 5 applications on this property in full, plus 1 notable nearby
- The 16 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Ffynonwen Farm has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£664,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF15 7UU: £292,500 (2023–2013).
Nearby sales in CF15 7UU
Cilcain Bach, Groeswen, Cardiff, CF15 7UU
Sold Jul 2023
£292,500Tir Thomas James Farm, Groeswen, Cardiff, CF15 7UU
Sold Oct 2021
£555,500Tair Level, Groeswen, Cardiff, CF15 7UU
Sold Dec 2017
£72,000Penygroes Farm, Groeswen, Cardiff, CF15 7UU
Sold Apr 2015
£398,000Pantyrerin Cottage, Groeswen, Cardiff, CF15 7UU
Sold May 2013
£190,000
Versus the street
Floor Area for Ffynonwen Farm runs comfortably ahead of the street norm.
EPC Rating
62 (D)
Street avg 46 (E)
Floor Area
232 m²
Street avg 128 m²
CO₂ Emissions
4.9 t/year
Street avg 5.9 t/year
Habitable Rooms
10 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.7 km
Peacock`s Warehouse — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







