11 Castle Close, Monmouth, NP25 5UG
About 11 Castle Close
11 Castle Close is a two-bedroom semi-detached house in Monmouth (NP25 5UG). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1996-2002 and council tax band D. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (January 2018) shows a C (score 73). The recommended improvements would push it to B (score 85).
Across 1998–2018, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £264,000 sits 50.9% above the 2018 sale of £174,999. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 80% above the typical sold price in the postcode. Last sale on file: £174,999 in July 2018.
Know exactly what you're buying at 11 Castle 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
- Open-plan layoutYes
Outside
- Private gardenYes
- ParkingOff street
Building
- Underfloor heatingYes
- RefurbishedYes
Energy performance
EPC Rating
Planning history
11 Castle Close has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 11 Castle 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
11 Castle Close has more than tripled in price since its earliest registered sale in 1998.
£264,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 20 years.
£174,999
Growth on file: 6.3% per year over 20 years.
Sales timeline
5 July 2018Most recent
£174,999
+236.5%over 19 years6 August 1998
£52,000
Median price across the last 5 sales in NP25 5UG: £235,000 (2025–2022).
Nearby sales in NP25 5UG
Everything we know about 11 Castle 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 Castle Close homes
EPC Rating for 11 Castle Close runs comfortably ahead of the street norm.
Price per m²
£2,108
Street avg £1,892
Floor Area
83 m²
Street avg 75 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.7 t/year
Street avg 2.9 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
Cinderhill — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.