Energy Performance Certificate
10, Holywell Close
NP25 5EU
MONMOUTH
Current
D
58
Potential
C
75
At a Glance
About This Property
This semi-detached house is located in MONMOUTH, NP25 5EU. The property offers 80m² (861 sq ft) of good-sized living space with 4 habitable rooms. It is a post-war property from the mid-20th century. With an EPC rating of D (58/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a C rating (75/100). The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The property has modern timber frame or system-built walls, which typically offer good insulation properties when properly maintained. The loft insulation is rated very good, meeting or exceeding the recommended 270mm depth for optimal thermal performance. Double glazing is installed, though the efficiency rating suggests older units. Modern low-E double glazing can be up to 40% more efficient than units installed before 2002. Estimated annual energy costs are £1008, comprising £765 for heating, £159 for hot water, and £84 for lighting. The property produces 4.2 tonnes of CO2 per year, which is moderate for a UK home. The property last sold in April 2021 for £240,000, with 3 recorded sales in our database.
How Does 10, Holywell Close Compare?
With an energy efficiency score of 58/100, this MONMOUTH property is around the national average for UK homes. Annual energy costs of £1008 are approximately £792 below the UK average of £1800, representing significant savings. At 4.2 tonnes of CO2 per year, emissions are below the UK average of 4.5 tonnes.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the NP25 postcode district.
How This Property Compares
vs UK Average
vs MONMOUTH
vs NP25
National Ranking: With an EPC score of 58/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £138/year more than the MONMOUTH average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 17 Jul 2015
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Property Information
Full Address
10, Holywell Close
NP25 5EU
MONMOUTH
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1967-1975
Floor Area
80.0 m²
4.0 total rooms
4.0 heated
Tenure
owner-occupied
Efficiency Score
58 / 100
Potential: 75
CO₂ Emissions
4.2 tonnes/year
52 kg/m²
Energy Consumption
296 kWh/m²/year
Last Inspected
17 Jul 2015
marketed sale
About MONMOUTH
MONMOUTH is situated in Newport, Wales. Properties in MONMOUTH have an average EPC rating of D (score 62/100). The NP25 postcode district contains over 5600 registered properties.
Location & Nearby Area
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Property Sale History
£240,000
26 April 2021
Type: Semi-Detached
vs previous sale
£217,000
5 July 2019
Type: Semi-Detached
vs previous sale
£175,000
23 October 2015
Type: Semi-Detached
Market Insights: This property has sold 3 times since 2015. Value has increased by 37.1% over this period.
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£765.0/yr
Save £65/yr
Hot Water
£159.0/yr
Save £77/yr
Lighting
38.0% low energy
£84.0/yr
Save £32/yr
Building Elements
Walls
System built, as built, no insulation (assumed)
Roof
Pitched, 350 mm loft insulation
Windows
Fully double glazed
Floor
Solid, no insulation (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 38% of fixed outlets
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Your Savings Today
£1,424/yr
£14,240 over 10 years
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£1,424/yr
£14,240 over 10 years
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Cavity Wall Insulation
Your walls are rated Very Poor. Cavity fill is quick and cost-effective.
Solar Panels + Battery
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Air Source Heat Pump
Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.
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📊 Compare with UK-Wide Property Data
See how this property compares to national averages. Explore energy efficiency trends, top-rated areas, and comprehensive UK property statistics.
View UK Property Insights →Nearby Schools
Within 3 miles of this property
Redbrook Church of England Primary School
PrimaryLast inspected: Jun 2019
St John's C of E Academy
PrimaryLast inspected: Jan 2022
Whitchurch CofE Primary School
PrimaryLast inspected: Nov 2012
Llangrove CE Academy
PrimaryLast inspected: Jun 2022
Berry Hill Primary School
PrimaryLast inspected: Jan 2023
Five Acres High School
SecondaryLast inspected: Feb 2022
Clearwell Church of England Primary School
PrimaryLast inspected: Dec 2018
Coalway Junior School
PrimaryLast inspected: May 2023
About school ratings: Ofsted ratings range from Outstanding to Inadequate. These ratings are based on inspections of teaching quality, leadership, pupil behavior, and safety. Note that school catchment areas vary - check with the school or local council for admission details.
Data source: School information from Get Information About Schools (GIAS). Distances are approximate. Always verify school catchment areas directly with the school or local education authority.
Broadband & Connectivity
Average download speed: 500 Mbps
Download Speed
Upload Speed
Available Providers
What do these speeds mean? 10-30 Mbps: Good for browsing and streaming. 30-100 Mbps: Great for multiple users and HD streaming. 100-300 Mbps: Excellent for 4K streaming and gaming. 300+ Mbps: Perfect for large households and heavy internet use.
Data source: Broadband speeds are from Ofcom Connected Nations 2025 report (July 2025 release). Data shows typical speeds available in this postcode area. Actual speeds at this specific property may vary depending on line quality, distance from exchange, and chosen provider. Always verify availability with providers before committing.
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Related Property Guides
Based on this property's characteristics, these guides might help you:
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About this EPC: Energy Performance Certificates are valid for 10 years and are required when a property is built, sold, or rented. Learn more about EPCs or book an EPC assessment.
Cost estimates are approximate and actual savings may vary. Find local tradesmen to get accurate quotes for improvements.
Data Sources: This report contains public sector information licensed under the Open Government Licence v3.0.
Data from: UK Energy Performance Certificate Register, HM Land Registry Price Paid Data, and Police.uk crime statistics.