8 Duchess Close, Osbaston, Monmouth, NP25 3JL
About 8 Duchess Close
8 Duchess Close is a two-bedroom detached house in Osbaston, Monmouth, Monmouth (NP25 3JL). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (July 2022) shows a C (score 72). The recommended improvements would push it to B (score 88). The home occupies a cul-de-sac position.
At 67 m² it sits well below the postcode median (98 m² across 5 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £338,000 is 10.8% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£423/sq ft) was about 67.7% above the typical sold price in the postcode. Most recent transfer: December 2022 at £305,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 8 Duchess 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
- Bedrooms2
- Bathrooms1
Outside
- Private gardenYes
- GarageSingle
- Cul-de-sacYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Planning history
8 Duchess Close has an approved side extension on the planning record.
- Sept 2024ExtensionFullIn report
Extension: Side of property
Proposed side extension to existing property.
- Documents
- 13 docs on file
- Reference
- DM/2024/01095
- Oct 2023ConversionFullIn report
Double storey conversion from bungalow to house
- Documents
- 13 docs on file
- Reference
- DM/2023/00572
We flagged 1 thing worth checking at 8 Duchess 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.
£338,000
Modelled from EPC, postcode comparables.
£305,000
Recorded with HM Land Registry.
Sales timeline
16 December 2022Most recent
£305,000
Median price across the last 5 sales in NP25 3JL: £315,000 (2025–2020).
Nearby sales in NP25 3JL
2 Duchess Close, Osbaston, Monmouth, NP25 3JL
Sold Mar 2025
£160,0007 Duchess Close, Osbaston, Monmouth, NP25 3JL
Sold Mar 2022
£495,0001 Duchess Close, Osbaston, Monmouth, NP25 3JL
Sold Jun 2021
£315,0004 Duchess Close, Osbaston, Monmouth, NP25 3JL
Sold Oct 2020
£405,0003 Duchess Close, Osbaston, Monmouth, NP25 3JL
Sold Jul 2017
£275,000
Everything we know about 8 Duchess 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 Duchess Close homes
8 Duchess Close outperforms the street on price per m² by a wide margin.
Price per m²
£4,552
Street avg £3,144
Floor Area
67 m²
Street avg 103 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
CO₂ Emissions
2.4 t/year
Street avg 4.0 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
Duchess Close — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.