Energy Performance Certificate
15 Dornberg Close
SE3 7DB
LONDON
Current
C
76
Potential
C
79
At a Glance
About This Property
This flat is located in LONDON, SE3 7DB. The property offers 48m² (517 sq ft) of compact living space with 2 habitable rooms. It is built during the 1980s construction period. The property holds an EPC rating of C (76/100), meeting the government's target standard for energy efficiency. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The walls feature cavity wall insulation for improved thermal efficiency. 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 £548, comprising £340 for heating, £152 for hot water, and £56 for lighting. The property produces 1.1 tonnes of CO2 per year, which is very low for a UK home. The property last sold in January 2019 for £283,000, with 2 recorded sales in our database.
How Does 15 Dornberg Close Compare?
With an energy efficiency score of 76/100, this LONDON property is above average, performing better than 60% of UK properties. Annual energy costs of £548 are approximately £1252 below the UK average of £1800, representing significant savings. With 48m² of space, this is a more compact property compared to the UK average of 87m². CO2 emissions of 1.1 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 SE3 postcode district.
How This Property Compares
vs UK Average
vs LONDON
vs SE3
National Ranking: With an EPC score of 76/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £4/year more than the LONDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 20 Aug 2025
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Property Information
Full Address
15 Dornberg Close
SE3 7DB
LONDON
Property Type
Flat
Not Recorded
Construction Age
England and Wales: 1976-1982
Floor Area
48.0 m²
2.0 total rooms
2.0 heated
Tenure
Owner-occupied
Efficiency Score
76 / 100
Potential: 79
CO₂ Emissions
1.1 tonnes/year
24 kg/m²
Energy Consumption
135 kWh/m²/year
Last Inspected
20 Aug 2025
marketed sale
About LONDON
LONDON is situated in South East London, London. Properties in LONDON have an average EPC rating of D (score 64/100). This property performs better than most homes in the area. Heating costs are £204 below the LONDON average, offering good value. The SE3 postcode district contains over 14900 registered properties.
Location & Nearby Area
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Property Sale History
£283,000
31 January 2019
Type: Flat
vs previous sale
£250,000
18 September 2015
Type: Flat
Market Insights: This property has sold 2 times since 2015. Value has increased by 13.2% over this period.
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£340.0/yr
Save £53/yr
Hot Water
£152.0/yr
Lighting
56.0% low energy
£56.0/yr
Save £22/yr
Building Elements
Walls
Cavity wall, as built, partial insulation (assumed)
Roof
(another dwelling above)
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Below average lighting efficiency
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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
Invicta Primary School
PrimaryLast inspected: Jan 2019
Sherington Primary School
PrimaryLast inspected: Oct 2023
Leigh Academy Blackheath
SecondaryLast inspected: Dec 2022
Our Lady of Grace Catholic Primary School
PrimaryLast inspected: Mar 2023
Cherry Orchard Primary School
PrimaryLast inspected: Mar 2019
The John Roan School
SecondaryLast inspected: Oct 2023
Fossdene Primary School
PrimaryLast inspected: Jul 2022
Halstow Primary School
PrimaryLast inspected: Sept 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: 474 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
106 incidents (22%)
Anti-social behaviour
92 incidents (19%)
Shoplifting
82 incidents (17%)
Theft
36 incidents (7%)
Public order
31 incidents (6%)
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 SE3 7DB
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the SE3 Area
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All properties in SE3 • 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.