16 Duffryn Close, Cardiff, CF23 6HT
About 16 Duffryn Close
16 Duffryn Close is a two-bedroom semi-detached house in Cardiff (CF23 6HT). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1950-1966 and council tax band E. At 70 m² this is the smallest unit on EPC record across the building (70–98 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2019) shows a C (score 73). The rating has held steady at C across 2 certificates since March 2011. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good; while roof efficiency dropped from Good to Average.
Today's modelled estimate of £249,000 sits 51.8% above the 2015 sale of £164,000. 11 years since the last transfer (September 2015).
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
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Planning history
16 Duffryn Close 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
16 Duffryn Close valuation sits well clear of the typical sold price in this postcode.
£249,000
Modelled from EPC, postcode comparables.
£164,000
Recorded with HM Land Registry.
Sales timeline
3 September 2015Most recent
£164,000
Median price across the last 5 sales in CF23 6HT: £249,950 (2025–2021).
Nearby sales in CF23 6HT
Versus other Duffryn Close homes
16 Duffryn Close is notably below the street on floor area.
Price per m²
£2,343
Street avg £2,450
Floor Area
70 m²
Street avg 79 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 3.0 t/year
Similar properties nearby
1 Duffryn Close
CF23 6HT
1 Forest Oak Close
CF23 6QN
1 Cefn Coed Avenue
CF23 6HE
1 Dan Y Coed Close
CF23 6NJ
1 Dan Yr Heol
CF23 6JU
1 Glenwood
CF23 6UR
1 Celyn Grove
CF23 6SH
1 Duffryn Avenue
CF23 6LE
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Rhydypenau Library — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







