Energy Performance Certificate
11 Dunfane
CM11 1EL
BILLERICAY
Current
B
87
Potential
B
89
At a Glance
About This Property
This semi-detached house is located in BILLERICAY, CM11 1EL. The property offers 104m² (1119 sq ft) of good-sized living space with 7 habitable rooms. It is a post-war property from the mid-20th century. With an EPC rating of B (87/100), this property is highly energy efficient, placing it in the top tier of UK homes. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. 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 £744, comprising £561 for heating, £96 for hot water, and £87 for lighting. The property produces 1.7 tonnes of CO2 per year, which is very low for a UK home. The property last sold in March 2023 for £545,000.
How Does 11 Dunfane Compare?
With an energy efficiency score of 87/100, this BILLERICAY property is excellent, ranking in the top 15% nationally. Annual energy costs of £744 are approximately £1056 below the UK average of £1800, representing significant savings. The 104m² floor area is above the UK average of 87m². CO2 emissions of 1.7 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 CM11 postcode district.
How This Property Compares
vs UK Average
vs BILLERICAY
vs CM11
National Ranking: With an EPC score of 87/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £71/year less than the BILLERICAY average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 24 May 2022
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Property Information
Full Address
11 Dunfane
CM11 1EL
BILLERICAY
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1967-1975
Floor Area
104.0 m²
7.0 total rooms
7.0 heated
Tenure
Owner-occupied
Efficiency Score
87 / 100
Potential: 89
CO₂ Emissions
1.7 tonnes/year
17 kg/m²
Energy Consumption
90 kWh/m²/year
Last Inspected
24 May 2022
marketed sale
About BILLERICAY
BILLERICAY is situated in Essex, East of England. Properties in BILLERICAY have an average EPC rating of D (score 60/100). This property performs better than most homes in the area. Heating costs are £254 below the BILLERICAY average, offering good value. The CM11 postcode district contains over 5000 registered properties.
Location & Nearby Area
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Property Sale History
£545,000
23 March 2023
Type: Semi-Detached
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£561.0/yr
Save £34/yr
Hot Water
£96.0/yr
Save £29/yr
Lighting
92.0% low energy
£87.0/yr
Building Elements
Walls
Cavity wall, filled cavity
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 92% 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
Mayflower High School
SecondaryLast inspected: Mar 2023
Buttsbury Junior School
PrimaryLast inspected: Nov 2019
Buttsbury Infant School
PrimaryLast inspected: Nov 2011
Brightside Primary School
PrimaryLast inspected: Mar 2019
Sunnymede Primary School
PrimaryLast inspected: May 2018
Stock Church of England Primary School
PrimaryLast inspected: Sept 2022
The Billericay School
SecondaryLast inspected: May 2018
Quilters Junior School
PrimaryLast inspected: Mar 2017
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.