Griffin House, Flat 2, Griffin Street, Newport, NP20 1GL
About Griffin House
Griffin House is a mid-terrace house in Newport (NP20 1GL). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (December 2018) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 4 certificates since December 2008. Between certificates, window efficiency went from Poor to Good and lighting went from Very Poor to Good; while wall efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity. At 30 m² this is the 2nd smallest of 17 units on EPC record in Griffin House, where floor areas span 19–87 m². The building's EPC ratings span E to C across 17 units on file.
At 30 m² it's 17.8% smaller than the typical home in the postcode (37 m² median across 44 EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Windows upgraded, improving insulation
Changed to a more efficient fuel source
Hot water system changed
Wall insulation improved
Heating system changed
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Griffin House has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Griffin House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£116,000
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 4 sales in NP20 1GL: £138,500 (2019–2004).
Versus other Griffin Street homes
Griffin House is notably below the street on floor area.
EPC Rating
62 (D)
Street avg 68 (D)
Floor Area
30 m²
Street avg 40 m²
CO₂ Emissions
1.7 t/year
Street avg 1.8 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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15 17, Flat 1, Skinner Street
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15 17, Flat 2, Skinner Street
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11a, Flat 5, Griffin Street
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12a, Flat 4, Upper Dock Street
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11a, Flat 1, Griffin Street
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11a, Flat 2, Griffin Street
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11a, Flat 4, Griffin Street
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The neighbourhood at a glance
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.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







