Energy Performance Certificate
Three Lillies Lodge
CM21 0JE
Hertfordshire
Current
B
83
Potential
B
88
At a Glance
About This Property
This detached bungalow is located in Hertfordshire, CM21 0JE. The property offers 262m² (2820 sq ft) of generously-sized living space. With an EPC rating of B (83/100), this property is highly energy efficient, placing it in the top tier of UK homes. This property benefits from a air source heat pump system, which can deliver 3-4 units of heat for every unit of electricity used. Heat pumps are eligible for the £7,500 Boiler Upgrade Scheme grant, making them increasingly popular for UK homes seeking to reduce carbon emissions. Estimated annual energy costs are £1706, comprising £1175 for heating, £356 for hot water, and £175 for lighting. The property produces 3.4 tonnes of CO2 per year, which is low for a UK home.
How Does Three Lillies Lodge Compare?
With an energy efficiency score of 83/100, this Hertfordshire property is excellent, ranking in the top 15% nationally. At £1706 per year, energy costs are below the national average of £1800. At 262m², this property is significantly larger than the average UK home (87m²). At 3.4 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 CM21 postcode district.
How This Property Compares
vs UK Average
vs Hertfordshire
vs CM21
National Ranking: With an EPC score of 83/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £1001/year more than the Hertfordshire average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 31 Jul 2025
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Property Information
Full Address
Three Lillies Lodge
Sawbridgeworth
CM21 0JE
Hertfordshire
Property Type
Bungalow
Detached
Construction Age
2020
Floor Area
262.0 m²
NaN total rooms
NaN heated
Tenure
Not defined - use in the case of a new dwelling for which the intended tenure in not known. It is not to be used for an existing dwelling
Efficiency Score
83 / 100
Potential: 88
CO₂ Emissions
3.4 tonnes/year
13 kg/m²
Energy Consumption
77 kWh/m²/year
Last Inspected
31 Jul 2025
new dwelling
About Hertfordshire
Hertfordshire is situated in Essex, East of England. Properties in Hertfordshire have an average EPC rating of C (score 72/100). This property performs better than most homes in the area. Heating costs are £470 above the local average, suggesting room for improvement. The CM21 postcode district contains over 3900 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Air source heat pump, underfloor, electric
£1175.0/yr
Hot Water
£356.0/yr
Save £132/yr
Lighting
100.0% low energy
£175.0/yr
Building Elements
Walls
Average thermal transmittance 0.18 W/m-¦K
Roof
Average thermal transmittance 0.12 W/m-¦K
Windows
High performance glazing
Floor
Average thermal transmittance 0.14 W/m-¦K
Heating System
Air source heat pump, underfloor, electric
Main Fuel
Electricity: electricity, unspecified tariff
Lighting
Low energy lighting in all fixed outlets
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💰 Save £1,132/year
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Your Savings Today
£1,132/yr
£11,320 over 10 years
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£1,132/yr
£11,320 over 10 years
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Solar Panels + Battery
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Air Source Heat Pump
Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.
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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
High Wych Church of England Primary School
PrimaryLast inspected: Mar 2018
Tany's Dell Primary School and Nursery
PrimaryLast inspected: Feb 2022
Mandeville Primary School
PrimaryLast inspected: Feb 2023
Fawbert and Barnard's Primary School
PrimaryLast inspected: Feb 2022
Burnt Mill Academy
SecondaryLast inspected: Feb 2023
St Alban's Catholic Academy
PrimaryLast inspected: Feb 2019
Harlowbury Primary School
PrimaryLast inspected: Mar 2022
Fawbert and Barnard Infants' School
PrimaryLast inspected: Apr 2009
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: 101 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.