Quay House, Granville Street, Monmouth, NP25 3DR
About Quay House
Quay House is a semi-detached house in Monmouth (NP25 3DR). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (April 2018) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it D (December 2008); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 74), a 2-band jump.
At 146 m² it's 15.9% larger than the typical home in the postcode (126 m² median across 3 EPCs).
Know exactly what you're buying at Quay House
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Quay House's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Planning history
Quay House has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Quay House
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Quay House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£437,000
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 NP25 3DR: £250,000 (2023–2007).
Everything we know about Quay House, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Granville Street homes
EPC Rating for Quay House lags the street by a wide margin.
EPC Rating
51 (E)
Street avg 55 (D)
Floor Area
146 m²
Street avg 122 m²
CO₂ Emissions
8.6 t/year
Street avg 6.7 t/year
Habitable Rooms
7 rooms
Street avg 6 rooms
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1 Almshouse Street
NP25 3DE
1 Chippenhamgate Street
NP25 3DH
1 Berryfield Park, Osbaston
NP25 3DQ
The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Rolls Hall — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.