9 Carbonne Close, Monmouth, NP25 5EF
About 9 Carbonne Close
9 Carbonne Close is an end-of-terrace house in Monmouth (NP25 5EF). It has a recorded floor area of 63 m² (around 674 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (February 2012) shows a D (score 57), a step below the typical UK home. The recommended improvements would push it to C (score 69). The latest certificate is from February 2012, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold September 2020 for £118,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2012–2020, sale prices on this property compounded at 0.9% per year. Today's modelled estimate of £172,000 is 45.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£175/sq ft) was about 35.3% above the typical sold price in the postcode.
Know exactly what you're buying at 9 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
Energy performance
9 Carbonne Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Mar 2022
EPC Rating
Planning history
9 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 9 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
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Sales history & valuation
9 Carbonne Close changed hands twice within eighteen months — unusual for the area.
£172,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.9% per year over 8 years.
£118,000
Growth on file: 0.9% per year over 8 years.
Sales timeline
24 September 2020Most recent
£118,000
-5.6%5 April 2020
£125,000
+20.5%over 5 years28 August 2014
£103,700
-5.7%over 2 years19 August 2012
£110,000
Median price across the last 5 sales in NP25 5EF: £124,000 (2023–2012).
Nearby sales in NP25 5EF
Everything we know about 9 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
EPC Rating for 9 Carbonne Close lags the street by a wide margin.
Price per m²
£1,885
Street avg £1,219
Floor Area
63 m²
Street avg 71 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.5 t/year
Street avg 1.9 t/year
Similar properties nearby
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.