3 Glendower Street, Monmouth, NP25 3DG
About 3 Glendower Street
3 Glendower Street is an end-of-terrace house in Monmouth (NP25 3DG). It has a recorded floor area of 180 m² (around 1938 sq ft) and construction records dating it to before 1900. The latest certificate (February 2023) shows an E (score 43), well below the UK norm with real room to improve. Earlier certificates rated it C (September 2009); the latest reading is 2 bands lower. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Good to Very Good; while window efficiency dropped from Good to Very Poor and main heating dropped from Poor to Very Poor. Main heating runs on electricity. At 180 m² this is the 19th smallest of 23 units on EPC record in the building, where floor areas span 48–215 m². The building's EPC ratings span G to C across 23 units on file.
Today's modelled estimate of £362,000 is 18.7% below the 2019 sale of £445,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. At 180 m² the property is well over the postcode median (61 m² across 22 EPCs), placing it in the larger end of the local stock. Most recent transfer: December 2019 at £445,000.
Know exactly what you're buying at 3 Glendower Street
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
3 Glendower Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Planning history
3 Glendower Street has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 3 Glendower Street
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
3 Glendower Street valuation sits well clear of the typical sold price in this postcode.
£362,000
Modelled from EPC, postcode comparables.
£445,000
Recorded with HM Land Registry.
Sales timeline
5 December 2019Most recent
£445,000
Median price across the last 5 sales in NP25 3DG: £575,000 (2024–2021).
Nearby sales in NP25 3DG
10 Glendower Street, Monmouth, NP25 3DG
Sold Oct 2024
£630,000Hyam Court, Flat 7, Glendower Street, Monmouth, NP25 3DG
Sold Jul 2024
£165,00015 Glendower Street, Monmouth, NP25 3DG
Sold Mar 2024
£618,000Hyam Court, Flat 2, Glendower Street, Monmouth, NP25 3DG
Sold Nov 2020
£130,000Hyam Court, Flat 6, Glendower Street, Monmouth, NP25 3DG
Sold Apr 2018
£175,000
Everything we know about 3 Glendower Street, 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 Glendower Street homes
Floor Area for 3 Glendower Street runs comfortably ahead of the street norm.
Price per m²
£2,472
Street avg £2,443
Floor Area
180 m²
Street avg 69 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
10.0 t/year
Street avg 5.1 t/year
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The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Agincourt Square — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.