Energy Performance Certificate
10b St. Charles Square
W10 6EE
LONDON
Current
D
63
Potential
D
64
At a Glance
About This Property
This semi-detached flat is located in LONDON, W10 6EE. The property offers 44.88m² (483 sq ft) of compact living space with 2 habitable rooms. It is a characterful interwar or early 20th century home. With an EPC rating of D (63/100), this property is around the UK average for energy efficiency. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The solid walls lack insulation. Solid wall insulation (external or internal) typically costs £8,000-£14,000 but can reduce heat loss by up to 35% and improve your EPC rating by 1-2 bands. Single glazing is a significant source of heat loss, accounting for up to 25% of a home's heat escaping through windows. Upgrading to double glazing typically costs £400-£600 per window but improves thermal comfort and can reduce noise by up to 30dB. Estimated annual energy costs are £542, comprising £428 for heating, £68 for hot water, and £46 for lighting. The property produces 2.5 tonnes of CO2 per year, which is low for a UK home.
How Does 10b St. Charles Square Compare?
With an energy efficiency score of 63/100, this LONDON property is around the national average for UK homes. Annual energy costs of £542 are approximately £1258 below the UK average of £1800, representing significant savings. With 44.88m² of space, this is a more compact property compared to the UK average of 87m². At 2.5 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 W10 postcode district.
How This Property Compares
vs UK Average
vs LONDON
vs W10
National Ranking: With an EPC score of 63/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £2/year less than the LONDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 25 May 2011
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Property Information
Full Address
10b St. Charles Square
W10 6EE
LONDON
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 1900-1929
Floor Area
44.88 m²
2.0 total rooms
2.0 heated
Tenure
unknown
Efficiency Score
63 / 100
Potential: 64
CO₂ Emissions
2.5 tonnes/year
55 kg/m²
Energy Consumption
285 kWh/m²/year
Last Inspected
25 May 2011
none of the above
About LONDON
LONDON is situated in West London, London. Properties in LONDON have an average EPC rating of D (score 64/100). The W10 postcode district contains over 13300 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£428.0/yr
Hot Water
£68.0/yr
Lighting
20.0% low energy
£46.0/yr
Save £21/yr
Building Elements
Walls
Solid brick, as built, no insulation (assumed)
Roof
(another dwelling above)
Windows
Single glazed
Floor
(other premises below)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 20% of fixed outlets
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External Wall Insulation
Your walls are rated Very Poor. External insulation can dramatically reduce heat loss.
Double Glazing
Your windows are rated Very Poor. Modern A-rated double glazing reduces drafts and heat loss.
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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
St Charles Catholic Primary School
PrimaryLast inspected: Feb 2018
All Saints Catholic College
SecondaryLast inspected: Nov 2022
Barlby Primary School
PrimaryLast inspected: Oct 2021
Bevington Primary School
PrimaryLast inspected: Jul 2012
St Thomas' CofE Primary School
PrimaryLast inspected: Nov 2014
Saint Mary's Catholic Primary School
PrimaryLast inspected: Feb 2022
Ark Brunel Primary Academy
PrimaryLast inspected: Jun 2022
Thomas Jones Primary School
PrimaryLast inspected: May 2009
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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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.