Energy Performance Certificate
The Chalk Barn, Buttle Farm
SN11 8RE
CALNE
Current
B
86
Potential
A
99
At a Glance
About This Property
This detached bungalow is located in CALNE, SN11 8RE. The property offers 165m² (1776 sq ft) of spacious living space with 4 habitable rooms. It is a period property with Victorian or earlier origins. With an EPC rating of B (86/100), this property is highly energy efficient, placing it in the top tier of UK homes. With recommended improvements, it could achieve a A rating (99/100). The oil-fired central heating has poor efficiency. Oil boilers are more expensive to run than gas and have higher carbon emissions. Consider switching to a heat pump (eligible for £7,500 BUS grant) for significant long-term savings. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £1644, comprising £1384 for heating, £157 for hot water, and £103 for lighting.
How Does The Chalk Barn Compare?
With an energy efficiency score of 86/100, this CALNE property is excellent, ranking in the top 15% nationally. At £1644 per year, energy costs are below the national average of £1800. At 165m², 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 SN11 postcode district.
How This Property Compares
vs UK Average
vs CALNE
vs SN11
National Ranking: With an EPC score of 86/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £977/year more than the CALNE average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 7 Aug 2020
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Property Information
Full Address
The Chalk Barn
Buttle Farm
Compton Bassett
SN11 8RE
CALNE
Property Type
Bungalow
Detached
Construction Age
England and Wales: before 1900
Floor Area
165.0 m²
4.0 total rooms
4.0 heated
Tenure
owner-occupied
Efficiency Score
86 / 100
Potential: 99
CO₂ Emissions
-3.2 tonnes/year
-19 kg/m²
Energy Consumption
57 kWh/m²/year
Last Inspected
7 Aug 2020
marketed sale
About CALNE
CALNE is situated in Wiltshire, South West. Properties in CALNE have an average EPC rating of D (score 65/100). This property performs better than most homes in the area. Heating costs are £717 above the local average, suggesting room for improvement. The SN11 postcode district contains over 9300 registered properties. Like many CALNE properties, this home features period architecture with character typical of Victorian-era construction.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and underfloor heating, wood pellets
£1384.0/yr
Hot Water
£157.0/yr
Lighting
100.0% low energy
£103.0/yr
Building Elements
Walls
Granite or whinstone, with internal insulation
Roof
Pitched, insulated
Windows
Fully double glazed
Floor
Solid, insulated
Heating System
Boiler and underfloor heating, wood pellets
Main Fuel
bulk wood pellets
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
Cherhill CofE School
PrimaryLast inspected: Jul 2018
Priestley Primary School
PrimaryLast inspected: Mar 2018
Marden Vale CofE Academy
PrimaryLast inspected: Sept 2023
Saint Edmund's Roman Catholic Primary School
PrimaryLast inspected: Sept 2022
Holy Trinity Church of England Academy
PrimaryLast inspected: Nov 2021
Hilmarton Primary School
PrimaryLast inspected: Dec 2022
Kingsbury Green Academy
SecondaryLast inspected: Apr 2022
Fynamore Primary School
PrimaryLast inspected: Feb 2018
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.