6 Mallard Way, Duffryn, Newport, NP10 8WW
About 6 Mallard Way
6 Mallard Way is a mid-terrace house in Duffryn, Newport, Newport (NP10 8WW). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (December 2023) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Average to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump. Main heating runs on biomass.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
6 Mallard Way sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
More low energy lighting installed
Planning history
6 Mallard Way has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
6 Mallard Way has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£137,000
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 NP10 8WW: £78,000 (2025–2007).
Nearby sales in NP10 8WW
24 Mallard Way, Duffryn, Newport, NP10 8WW
Sold Jun 2025
£140,00023 Mallard Way, Duffryn, Newport, NP10 8WW
Sold Jan 2012
£78,00055 Mallard Way, Duffryn, Newport, NP10 8WW
Sold Jun 2011
£69,50052 Mallard Way, Duffryn, Newport, NP10 8WW
Sold Dec 2009
£75,00043 Mallard Way, Duffryn, Newport, NP10 8WW
Sold Mar 2007
£83,700
Versus other Mallard Way homes
6 Mallard Way is notably below the street on epc rating.
EPC Rating
67 (D)
Street avg 72 (C)
Floor Area
85 m²
Street avg 84 m²
CO₂ Emissions
0.7 t/year
Street avg 3.0 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
Similar properties nearby
1 Barbados Court, Jamaica Grove, Coedkernew
NP10 8AH
1 Chaffinch Way, Duffryn
NP10 8WQ
1 Aneurin Bevan Court, Duffryn
NP10 8WZ
1 Catherine Close
NP10 8QJ
1 Beech Grove, St Brides Wentlooge
NP10 8TB
1 Brigantine Grove
NP10 8ET
1 Brigantine Close
NP10 8ES
1 Channel View, Bassaleg
NP10 8NZ
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Henry Morgan Close — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







