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Get started10 Cefn Adda Close is a four-bedroom semi-detached house in Newport (NP20 3DR). It has a recorded floor area of 115 m² (around 1238 sq ft) and construction records dating it to 2012-2021. The latest certificate (October 2025) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since February 2015. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. Records show the property has been extended at some point in its history.
At 115 m² the property is well over the postcode median (71 m² across 62 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £289,000 sits 64.7% above the 2015 sale of £175,500. On a £-per-square-foot basis, the last sale (£142/sq ft) was about 27.9% below the postcode norm. 11 years since the last transfer (July 2015).
10 Cefn Adda Close valuation sits well clear of the typical sold price in this postcode.
£289,000
Modelled from EPC, postcode comparables.
£175,500
Recorded with HM Land Registry.
On floor area, 10 Cefn Adda Close stands well clear of the street.
Price per m²
£1,526
Street avg £2,295
Floor Area
115 m²
Street avg 80 m²
Habitable Rooms
6 rooms
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Cardiff Road Post Office — bus stop.
27 July 2015Most recent
£175,500
Median price across the last 5 sales in NP20 3DR: £185,000 (2025–2024).
Street avg 6 rooms
CO₂ Emissions
1.9 t/year
Street avg 1.2 t/year
NP20 3GE
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