5 Castle Close, Monmouth, NP25 5UG
About 5 Castle Close
5 Castle Close is a two-bedroom semi-detached house in Monmouth (NP25 5UG). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (August 2022) shows a C (score 73). When first surveyed in May 2012 the rating was D, the property has climbed 1 band since. The recommended improvements would push it to B (score 87).
Untraded for 27 years, with the last transfer in November 1999. Across 1997–1999, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £227,000 sits 328.3% above the 1999 sale of £53,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 44.4% below the postcode norm. At 64 m² it's 19% smaller than the typical home in the postcode (79 m² median across 15 EPCs).
Know exactly what you're buying at 5 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
Outside
- GarageYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Floor insulation added or improved
Planning history
5 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 5 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
5 Castle Close's modelled value sits at over four times its earliest registered sale price (1997).
£227,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 3 years.
£53,000
Growth on file: 5.1% per year over 3 years.
Sales timeline
26 November 1999Most recent
£53,000
+15.2%over 2 years27 January 1997
£46,000
Median price across the last 5 sales in NP25 5UG: £235,000 (2025–2022).
Nearby sales in NP25 5UG
Everything we know about 5 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
CO₂ Emissions for 5 Castle Close runs comfortably ahead of the street norm.
Price per m²
£828
Street avg £1,978
Floor Area
64 m²
Street avg 77 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.1 t/year
Street avg 3.0 t/year
Similar properties nearby
1 Castle Close
NP25 5UG
1 Ancre Hill Cottages, Rockfield Road
NP25 5AU
1 Clawdd Du
NP25 5BG
1 Acer Way
NP25 5UQ
1 Cottage Homes, Rockfield
NP25 5SU
1 Brook House, Brook Estate
NP25 5AW
1 Brook Crescent
NP25 5AX
1 Chartist Rise
NP25 5GA
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.