12 Carbonne Close, Monmouth, NP25 5EF
About 12 Carbonne Close
12 Carbonne Close is a three-bedroom end-of-terrace house in Monmouth (NP25 5EF). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (December 2020) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2010. Between certificates, hot-water efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
At 88 m² the property is well over the postcode median (62 m² across 28 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £217,000 sits 66.9% above the 2021 sale of £130,000. Most recent transfer: May 2021 at £130,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 12 Carbonne Close
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
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- CloakroomYes
- StudyYes
Outside
- Private gardenYes
Building
- RefurbishedYes
Energy performance
12 Carbonne Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Planning history
12 Carbonne Close has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Carbonne Close
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£217,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Sales timeline
3 May 2021Most recent
£130,000
Median price across the last 5 sales in NP25 5EF: £124,000 (2023–2016).
Nearby sales in NP25 5EF
Everything we know about 12 Carbonne Close, 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 Carbonne Close homes
On epc rating, 12 Carbonne Close runs well behind the street norm.
Price per m²
£1,477
Street avg £1,321
Floor Area
88 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.4 t/year
Street avg 1.9 t/year
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The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Carbonne Close — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.