Flat 4, 5 St James Street, Monmouth, NP25 3DL
About Flat 4
Flat 4 is an end-of-terrace house in Monmouth (NP25 3DL). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to 1900-1929. The latest certificate (September 2020) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since July 2010. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Good to Very Good and window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 77). At 54 m² this is the 4th smallest of 6 units on EPC record in the building, where floor areas span 38–231 m². The building's EPC ratings span E to C across 6 units on file.
At 54 m² it sits well below the postcode median (83 m² across 21 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 4
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
Single glazing replaced with double or better glazing
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Planning history
Flat 4 has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 4
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
Flat 4 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£165,000
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 5 sales in NP25 3DL: £350,000 (2023–2019).
Nearby sales in NP25 3DL
20 St James Street, Monmouth, NP25 3DL
Sold Oct 2023
£795,00011 St James Street, Monmouth, NP25 3DL
Sold May 2023
£335,00016a, St James Street, Monmouth, NP25 3DL
Sold Jan 2022
£350,00015 St James Street, Monmouth, NP25 3DL
Sold May 2021
£585,000Flat 1, 5 St James Street, Monmouth, NP25 3DL
Sold Aug 2019
£265,000
Everything we know about Flat 4, 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 St James Street homes
On habitable rooms, Flat 4 runs well behind the street norm.
EPC Rating
67 (D)
Street avg 67 (D)
Floor Area
54 m²
Street avg 68 m²
CO₂ Emissions
2.5 t/year
Street avg 3.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Monmouth School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.