Energy Performance Certificate
10, Darnley Close
SN3 3AN
SWINDON
Current
D
64
Potential
D
66
At a Glance
About This Property
This semi-detached flat is located in SWINDON, SN3 3AN. The property offers 29.07m² (313 sq ft) of compact living space with 1 habitable room. It is a post-war property from the mid-20th century. With an EPC rating of D (64/100), 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 walls feature cavity wall insulation for improved thermal efficiency. 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 £429, comprising £344 for heating, £58 for hot water, and £27 for lighting. The property produces 1.8 tonnes of CO2 per year, which is very low for a UK home. For landlords: This rental property with a D rating is positioned above the current minimum standard. With proposed changes to require a C rating by 2028, modest improvements now could future-proof your compliance.
How Does 10, Darnley Close Compare?
With an energy efficiency score of 64/100, this SWINDON property is around the national average for UK homes. Annual energy costs of £429 are approximately £1371 below the UK average of £1800, representing significant savings. With 29.07m² of space, this is a more compact property compared to the UK average of 87m². CO2 emissions of 1.8 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 SN3 postcode district.
How This Property Compares
vs UK Average
vs SWINDON
vs SN3
National Ranking: With an EPC score of 64/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £202/year less than the SWINDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 6 May 2011
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Property Information
Full Address
10, Darnley Close
SN3 3AN
SWINDON
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 1950-1966
Floor Area
29.07 m²
1.0 total rooms
1.0 heated
Tenure
rental (social)
Efficiency Score
64 / 100
Potential: 66
CO₂ Emissions
1.8 tonnes/year
62 kg/m²
Energy Consumption
324 kWh/m²/year
Last Inspected
6 May 2011
rental (social)
About SWINDON
SWINDON is situated in Wiltshire, South West. Properties in SWINDON have an average EPC rating of D (score 65/100). Heating costs are £287 below the SWINDON average, offering good value. The SN3 postcode district contains over 17300 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the SWINDON area.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£344.0/yr
Save £15/yr
Hot Water
£58.0/yr
Lighting
50.0% low energy
£27.0/yr
Save £9/yr
Building Elements
Walls
Cavity wall, as built, no insulation (assumed)
Roof
Pitched, 250 mm loft insulation
Windows
Fully double glazed
Floor
(other premises below)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 50% of fixed outlets
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Cavity Wall Insulation
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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
Mountford Manor Primary School
PrimaryLast inspected: Jun 2023
Lainesmead Primary School and Nursery
PrimaryLast inspected: May 2022
St Joseph's Catholic College
SecondaryLast inspected: Jan 2018
Holy Cross Catholic Primary School
PrimaryLast inspected: Jul 2023
Lawn Manor Academy
SecondaryLast inspected: Jul 2023
Goddard Park Community Primary School
PrimaryLast inspected: Jul 2023
Drove Primary School
PrimaryOakTree Nursery and Primary School
PrimaryAbout 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
188 incidents (39%)
Anti-social behaviour
90 incidents (19%)
Public order
46 incidents (10%)
Shoplifting
37 incidents (8%)
Criminal damage
28 incidents (6%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
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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.