Energy Performance Certificate
Chalasco, The Vale
SL9 9SD
GERRARDS CROSS
Current
D
60
Potential
C
78
At a Glance
About This Property
This semi-detached house is located in GERRARDS CROSS, SL9 9SD. The property offers 133m² (1432 sq ft) of spacious living space with 8 habitable rooms. It is a post-war property from the mid-20th century. With an EPC rating of D (60/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a C rating (78/100). 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 £2303, comprising £1908 for heating, £255 for hot water, and £140 for lighting. The property produces 6.2 tonnes of CO2 per year, which is above average for a UK home.
How Does Chalasco Compare?
With an energy efficiency score of 60/100, this GERRARDS CROSS property is around the national average for UK homes. Energy costs of £2303 annually are £503 above the UK average. Improvements could reduce bills significantly. At 133m², this property is significantly larger than the average UK home (87m²).
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the SL9 postcode district.
How This Property Compares
vs UK Average
vs GERRARDS CROSS
vs SL9
National Ranking: With an EPC score of 60/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £1212/year more than the GERRARDS CROSS average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 9 Jul 2024
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Property Information
Full Address
Chalasco
The Vale
Chalfont St. Peter
SL9 9SD
GERRARDS CROSS
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1950-1966
Floor Area
133.0 m²
8.0 total rooms
8.0 heated
Tenure
Owner-occupied
Efficiency Score
60 / 100
Potential: 78
CO₂ Emissions
6.2 tonnes/year
47 kg/m²
Energy Consumption
265 kWh/m²/year
Last Inspected
9 Jul 2024
marketed sale
About GERRARDS CROSS
GERRARDS CROSS is situated in Berkshire, South East. Properties in GERRARDS CROSS have an average EPC rating of D (score 62/100). Heating costs are £817 above the local average, suggesting room for improvement. The SL9 postcode district contains over 6800 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the GERRARDS CROSS area.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1908.0/yr
Save £539/yr
Hot Water
£255.0/yr
Save £101/yr
Lighting
100.0% low energy
£140.0/yr
Building Elements
Walls
Cavity wall, as built, no insulation (assumed)
Roof
Pitched, 100 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 all 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
Chalfont St Peter CofE Academy
PrimaryLast inspected: Nov 2019
Chalfont St Peter Infant School
PrimaryLast inspected: Nov 2013
The Chalfonts Community College
SecondaryLast inspected: Nov 2022
St Joseph's Catholic Primary School
PrimaryRobertswood School
PrimaryLast inspected: Nov 2022
Jordans School
PrimaryLast inspected: Feb 2011
Chalfont St Giles Junior School
PrimaryLast inspected: Jan 2020
Chalfont St Giles Infant School and Nursery
PrimaryLast inspected: Feb 2023
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.