10 Harold Close, Trelleck, Monmouth, NP25 4AX
About 10 Harold Close
10 Harold Close is a semi-detached house in Trelleck, Monmouth, Monmouth (NP25 4AX). It has a recorded floor area of 85 m² (around 915 sq ft) and construction records dating it to 2012 onwards. The latest certificate (May 2025) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2016); the latest reading is one band lower. Between certificates, window efficiency dropped from Very Good to Good. The recommended improvements would lift it to A (score 103), a 3-band jump. Main heating runs on lpg.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 10 Harold Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
10 Harold Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
10 Harold Close has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
10 Harold Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£267,000
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 4AX: £190,000 (2024–2016).
Nearby sales in NP25 4AX
1 Harold Close, Trelleck, Monmouth, NP25 4AX
Sold Dec 2024
£280,0005 Harold Close, Trelleck, Monmouth, NP25 4AX
Sold Dec 2016
£175,0007 Harold Close, Trelleck, Monmouth, NP25 4AX
Sold Nov 2016
£88,4363 Harold Close, Trelleck, Monmouth, NP25 4AX
Sold Nov 2016
£190,0002 Harold Close, Trelleck, Monmouth, NP25 4AX
Sold Nov 2016
£15,488
Everything we know about 10 Harold Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Harold Close homes
On epc rating, 10 Harold Close runs well behind the street norm.
EPC Rating
68 (D)
Street avg 78 (C)
Floor Area
85 m²
Street avg 94 m²
CO₂ Emissions
2.0 t/year
Street avg 1.5 t/year
Similar properties nearby
1 Garthi Close, Mitchel Troy Common
NP25 4JN
1 Kinsey Rise, Trelleck
NP25 4RD
1 Charles Road, Dingestow
NP25 4BY
1 Brewery Terrace, Upper Redbrook
NP25 4LQ
1 Mill Cottages, Upper Redbrook
NP25 4LL
1 Council Villas, Redbrook
NP25 4LP
1 Croesfaen, Penallt
NP25 4SF
1 Hudnalls View, Llandogo
NP25 4TR
The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Trellech Primary School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.