Energy Performance Certificate
11, Biddles Close
SL1 5TN
SLOUGH
Current
C
71
Potential
C
74
At a Glance
About This Property
This semi-detached flat is located in SLOUGH, SL1 5TN. The property offers 46m² (495 sq ft) of compact living space with 2 habitable rooms. It is a 1990s-era home. The property holds an EPC rating of C (71/100), meeting the government's target standard for energy efficiency. The property uses electric storage heaters, which charge overnight on cheaper electricity tariffs. While having low installation costs, running costs are typically higher than gas central heating. A heat pump could reduce electricity use by 60-70%. The walls feature cavity wall insulation with good efficiency ratings, providing solid thermal performance. 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 £459, comprising £270 for heating, £145 for hot water, and £44 for lighting. The property produces 3.2 tonnes of CO2 per year, which is low for a UK home.
How Does 11, Biddles Close Compare?
With an energy efficiency score of 71/100, this SLOUGH property is above average, performing better than 60% of UK properties. Annual energy costs of £459 are approximately £1341 below the UK average of £1800, representing significant savings. With 46m² of space, this is a more compact property compared to the UK average of 87m². At 3.2 tonnes of CO2 per year, emissions are below the UK average of 4.5 tonnes.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the SL1 postcode district.
How This Property Compares
vs UK Average
vs SLOUGH
vs SL1
National Ranking: With an EPC score of 71/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £148/year less than the SLOUGH average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 31 Jul 2013
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Property Information
Full Address
11, Biddles Close
SL1 5TN
SLOUGH
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 1991-1995
Floor Area
46.0 m²
2.0 total rooms
2.0 heated
Tenure
rental (social)
Efficiency Score
71 / 100
Potential: 74
CO₂ Emissions
3.2 tonnes/year
70 kg/m²
Energy Consumption
393 kWh/m²/year
Last Inspected
31 Jul 2013
rental (social)
About SLOUGH
SLOUGH is situated in Berkshire, South East. Properties in SLOUGH have an average EPC rating of D (score 63/100). Heating costs are £337 below the SLOUGH average, offering good value. The SL1 postcode district contains over 24700 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Electric storage heaters
£270.0/yr
Save £20/yr
Hot Water
£145.0/yr
Save £33/yr
Lighting
67.0% low energy
£44.0/yr
Save £11/yr
Building Elements
Walls
Cavity wall, as built, insulated (assumed)
Roof
Pitched, 250 mm loft insulation
Windows
Fully double glazed
Floor
(other premises below)
Heating System
Electric storage heaters
Main Fuel
electricity (not community)
Lighting
Low energy lighting in 67% 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
Western House Academy
PrimaryLast inspected: Nov 2022
Cippenham School
PrimaryLast inspected: Sept 2023
The Westgate School
SecondaryLast inspected: Mar 2014
Eden Girls' School, Slough
SecondaryLast inspected: May 2018
Montem Academy
PrimaryLast inspected: Mar 2023
Eton Wick CofE First School
PrimaryLast inspected: Sept 2021
Priory School
PrimaryLast inspected: Mar 2019
Our Lady of Peace Catholic Primary and Nursery School
PrimaryLast inspected: Mar 2019
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.