Nant Bran Cottage, Dyffryn, Cardiff, CF5 6SU
About Nant Bran Cottage
Nant Bran Cottage is a detached house in Dyffryn, Cardiff, Cardiff (CF5 6SU). It has a recorded floor area of 105 m² (around 1130 sq ft) and construction records dating it to 1900-1929. The latest certificate (June 2024) shows an E (score 49), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since July 2010. Between certificates, wall efficiency went from Very Poor to Good; while roof efficiency dropped from Very Good to Good and hot-water efficiency dropped from Good to Poor. The recommended improvements would push it to D (score 63). Main heating runs on lpg.
Across 2002–2020, sale prices on this property compounded at 0.6% per year. Today's modelled estimate of £465,000 sits 132.5% above the 2020 sale of £200,000. On a £-per-square-foot basis, the last sale (£177/sq ft) was about 45.5% below the postcode norm. At 105 m² it sits well below the postcode median (190 m² across 15 EPCs), making it one of the more compact homes locally. Most recent transfer: June 2020 at £200,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Nant Bran Cottage 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
Nant Bran Cottage's sale-price growth has lagged the wider UK trajectory across its history on file.
£465,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.6% per year over 18 years.
£200,000
Growth on file: 0.6% per year over 18 years.
Sales timeline
29 June 2020Most recent
£200,000
+11.1%over 18 years28 January 2002
£180,000
Median price across the last 5 sales in CF5 6SU: £499,000 (2024–2021).
Nearby sales in CF5 6SU
The White House, Dyffryn, Cardiff, CF5 6SU
Sold Oct 2024
£315,000Ty Nant, Dyffryn, Cardiff, CF5 6SU
Sold Jan 2024
£253,334Old Wallace Farm, Dyffryn, Cardiff, CF5 6SU
Sold Jun 2023
£2,506,5001 Home Farm Bungalow, Dyffryn, Cardiff, CF5 6SU
Sold Jan 2022
£499,000Canoldir, Dyffryn, Cardiff, CF5 6SU
Sold Oct 2021
£960,000
Versus the street
Nant Bran Cottage is notably below the street on price per m².
Price per m²
£1,905
Street avg £4,295
Floor Area
105 m²
Street avg 205 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
3.6 t/year
Street avg 8.2 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
1.8 km
Ameila Trust Farm — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







