11 Aberthaw Avenue, Newport, NP19 9NS
About 11 Aberthaw Avenue
11 Aberthaw Avenue is a detached house in Newport (NP19 9NS). It has a recorded floor area of 169 m² (around 1819 sq ft) and construction records dating it to 1976-1982. The latest certificate (January 2024) shows a C (score 75), near the top of the C band. When first surveyed in September 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Average to Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 83).
At 169 m² the property is well over the postcode median (40 m² across 5 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Today's modelled estimate of £352,000 is 25.7% above the 2024 sale price. Last sale on file: £280,000 in September 2024.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation upgraded
Window efficiency improved
Roof insulation improved
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Planning history
11 Aberthaw Avenue 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
£352,000
Modelled from EPC, postcode comparables.
£280,000
Recorded with HM Land Registry.
Sales timeline
19 September 2024Most recent
£280,000
Median price across the last 2 sales in NP19 9NS: £130,000 (2009–2009).
Versus other Aberthaw Avenue homes
On epc rating, 11 Aberthaw Avenue runs well behind the street norm.
EPC Rating
75 (C)
Street avg 83 (B)
Floor Area
169 m²
Street avg 59 m²
CO₂ Emissions
4.3 t/year
Street avg 2.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Alway Shops — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







