Energy Performance Certificate
Flat 8, Halcyon House
SE17 2GL
London
Current
B
85
Potential
B
85
At a Glance
About This Property
This semi-detached flat is located in London, SE17 2GL. The property offers 39m² (420 sq ft) of compact living space. It is a recently constructed modern home. With an EPC rating of B (85/100), this property is highly energy efficient, placing it in the top tier of UK homes. Heating is provided by oil-fired central heating. While effective, oil prices can be volatile and the system produces higher carbon emissions than gas or heat pumps. Estimated annual energy costs are £273, comprising £82 for heating, £152 for hot water, and £39 for lighting. The property produces 1.4 tonnes of CO2 per year, which is very low for a UK home.
How Does Flat 8 Compare?
With an energy efficiency score of 85/100, this London property is excellent, ranking in the top 15% nationally. Annual energy costs of £273 are approximately £1527 below the UK average of £1800, representing significant savings. With 39m² of space, this is a more compact property compared to the UK average of 87m². CO2 emissions of 1.4 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 SE17 postcode district.
How This Property Compares
vs UK Average
vs London
vs SE17
National Ranking: With an EPC score of 85/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £114/year less than the London average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 20 Oct 2021
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Property Information
Full Address
Flat 8
Halcyon House
17 Walworth Place
SE17 2GL
London
Property Type
Flat
Semi-Detached
Construction Age
2021
Floor Area
39.0 m²
NaN total rooms
NaN heated
Tenure
Not defined - use in the case of a new dwelling for which the intended tenure in not known. It is not to be used for an existing dwelling
Efficiency Score
85 / 100
Potential: 85
CO₂ Emissions
1.4 tonnes/year
37 kg/m²
Energy Consumption
220 kWh/m²/year
Last Inspected
20 Oct 2021
new dwelling
About London
London is situated in South East London, London. Properties in London have an average EPC rating of C (score 75/100). Heating costs are £305 below the London average, offering good value. The SE17 postcode district contains over 14800 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and underfloor heating, electric
£82.0/yr
Hot Water
£152.0/yr
Lighting
100.0% low energy
£39.0/yr
Building Elements
Walls
Average thermal transmittance 0.16 W/m-¦K
Roof
Average thermal transmittance 0.13 W/m-¦K
Windows
High performance glazing
Floor
(other premises below)
Heating System
Boiler and underfloor heating, electric
Main Fuel
Electricity: electricity, unspecified tariff
Lighting
Low energy lighting in all 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
St Peter's Church of England Primary School
PrimaryLast inspected: Mar 2023
Robert Browning Primary School
PrimaryLast inspected: Sept 2021
St Paul's Church of England Primary School
PrimaryLast inspected: Jul 2023
South Bank University Academy
SecondaryLast inspected: Jun 2022
Crampton Primary
PrimaryLast inspected: Feb 2014
Michael Faraday School
PrimaryLast inspected: Sept 2018
John Ruskin Primary School and Language Classes
PrimaryLast inspected: Oct 2023
English Martyrs' Roman Catholic Primary School
PrimaryLast inspected: Mar 2020
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: 165 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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More Properties in the SE17 Area
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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.