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Get startedGriffin House is a detached house in Newport (NP20 1GL). It has a recorded floor area of 32 m² (around 344 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (June 2025) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2009. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Very Poor to Poor; while hot-water efficiency dropped from Good to Very Poor and lighting dropped from Average to Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity. At 32 m² this is the 6th smallest of 17 units on EPC record in Griffin House, where floor areas span 19–114 m². The building's EPC ratings span E to C across 17 units on file.
At 32 m² it's 27.3% smaller than the typical home in the postcode (44 m² median across 32 EPCs).
Griffin House's carbon output is low for the local stock.
Griffin House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£110,000
Modelled from EPC, postcode comparables.
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.
Griffin House outperforms the street on co₂ emissions by a wide margin.
EPC Rating
58 (D)
Street avg 65 (D)
Floor Area
32 m²
Street avg 45 m²
CO₂ Emissions
0.6 t/year
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Market Square 16 — bus station.
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 4 sales in NP20 1GL: £138,500 (2019–2004).
Street avg 2.0 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
NP20 1HA