Energy Performance Certificate
11 Unwin Road
TW7 6HY
ISLEWORTH
Current
C
72
Potential
B
88
At a Glance
About This Property
This semi-detached house is located in ISLEWORTH, TW7 6HY. The property offers 71m² (764 sq ft) of modest-sized living space with 4 habitable rooms. It is a characterful interwar or early 20th century home. The property holds an EPC rating of C (72/100), meeting the government's target standard for energy efficiency. With recommended improvements, it could achieve a B rating (88/100). The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. 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 £536, comprising £343 for heating, £114 for hot water, and £79 for lighting. The property produces 2.2 tonnes of CO2 per year, which is low for a UK home.
How Does 11 Unwin Road Compare?
With an energy efficiency score of 72/100, this ISLEWORTH property is above average, performing better than 60% of UK properties. Annual energy costs of £536 are approximately £1264 below the UK average of £1800, representing significant savings. CO2 emissions of 2.2 tonnes/year are less than half the UK household average, making this an environmentally friendly choice.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the TW7 postcode district.
How This Property Compares
vs UK Average
vs ISLEWORTH
vs TW7
National Ranking: With an EPC score of 72/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £38/year less than the ISLEWORTH average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 15 Jun 2021
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Property Information
Full Address
11 Unwin Road
TW7 6HY
ISLEWORTH
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1930-1949
Floor Area
71.0 m²
4.0 total rooms
4.0 heated
Tenure
Rented (social)
Efficiency Score
72 / 100
Potential: 88
CO₂ Emissions
2.2 tonnes/year
31 kg/m²
Energy Consumption
177 kWh/m²/year
Last Inspected
15 Jun 2021
not sale or rental
About ISLEWORTH
ISLEWORTH is situated in Middlesex, South East. Properties in ISLEWORTH have an average EPC rating of D (score 64/100). Heating costs are £231 below the ISLEWORTH average, offering good value. The TW7 postcode district contains over 12400 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the ISLEWORTH area.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£343.0/yr
Save £24/yr
Hot Water
£114.0/yr
Save £41/yr
Lighting
69.0% low energy
£79.0/yr
Save £19/yr
Building Elements
Walls
Solid brick, with external insulation
Roof
Pitched, 250 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 69% of fixed outlets
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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
Gumley House RC Convent School, FCJ
SecondaryLast inspected: Oct 2018
St Mary's Catholic Primary School, Isleworth
PrimaryLast inspected: Jun 2022
Isleworth Town Primary School
PrimaryLast inspected: Feb 2023
Spring Grove Primary School
PrimaryLast inspected: Feb 2013
The Blue School CofE Primary
PrimaryLast inspected: Nov 2022
Worple Primary School
PrimaryLast inspected: Oct 2018
The Smallberry Green Primary School
PrimaryLast inspected: Feb 2023
Hounslow Town Primary School
PrimaryLast inspected: Dec 2021
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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Area Safety
The surrounding area (1-mile radius) experiences higher crime levels
Most Common Incidents
April 2026violent crime
136 incidents (29%)
Anti-social behaviour
83 incidents (17%)
Shoplifting
41 incidents (9%)
Vehicle crime
38 incidents (8%)
Criminal damage
36 incidents (8%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
More Properties in TW7 6HY
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All properties in TW7 • Click to view detailed energy performance data
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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.