Energy Performance Certificate
5, Chatt Court
AL6 9FX
WELWYN
Current
B
85
Potential
B
89
At a Glance
About This Property
This house is located in WELWYN, AL6 9FX. The property offers 240m² (2583 sq ft) of generously-sized living space. With an EPC rating of B (85/100), this property is highly energy efficient, placing it in the top tier of UK homes. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. Estimated annual energy costs are £808, comprising £587 for heating, £118 for hot water, and £103 for lighting. The property produces 3.2 tonnes of CO2 per year, which is low for a UK home. The property last sold in February 2020 for £875,000, with 2 recorded sales in our database.
How Does 5, Chatt Court Compare?
With an energy efficiency score of 85/100, this WELWYN property is excellent, ranking in the top 15% nationally. Annual energy costs of £808 are approximately £992 below the UK average of £1800, representing significant savings. At 240m², this property is significantly larger than the average UK home (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 AL6 postcode district.
How This Property Compares
vs UK Average
vs WELWYN
vs AL6
National Ranking: With an EPC score of 85/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £208/year less than the WELWYN average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 15 Sept 2016
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Property Information
Full Address
5, Chatt Court
AL6 9FX
WELWYN
Property Type
House
NO DATA!
Construction Age
NO DATA!
Floor Area
240.0 m²
NaN total rooms
NaN heated
Tenure
unknown
Efficiency Score
85 / 100
Potential: 89
CO₂ Emissions
3.2 tonnes/year
13 kg/m²
Energy Consumption
76 kWh/m²/year
Last Inspected
15 Sept 2016
new dwelling
About WELWYN
WELWYN is situated in Hertfordshire, East of England. Properties in WELWYN have an average EPC rating of D (score 62/100). This property performs better than most homes in the area. Heating costs are £429 below the WELWYN average, offering good value. The AL6 postcode district contains over 3600 registered properties.
Location & Nearby Area
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Property Sale History
£875,000
14 February 2020
Type: Detached
vs previous sale
£840,000
29 September 2016
Type: Detached
Market Insights: This property has sold 2 times since 2015. Value has increased by 4.2% over this period.
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£587.0/yr
Hot Water
£118.0/yr
Lighting
NaN% low energy
£103.0/yr
Building Elements
Walls
Average thermal transmittance 0.23 W/m-¦K
Roof
Average thermal transmittance 0.11 W/m-¦K
Windows
High performance glazing
Floor
Average thermal transmittance 0.13 W/m-¦K
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas - this is for backwards compatibility only and should not be used
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
Welwyn St Mary's Church of England Voluntary Aided Primary School
PrimaryLast inspected: Sept 2013
Monk's Walk School
SecondaryLast inspected: Sept 2023
Homerswood Primary and Nursery School
PrimaryLast inspected: Jan 2019
Templewood Primary School
PrimaryLast inspected: Oct 2021
Harwood Hill Junior Mixed Infant and Nursery School
PrimaryLast inspected: Mar 2023
St John's CofE Primary School
PrimaryLast inspected: Apr 2023
Applecroft School
PrimarySt John's Voluntary Aided Church of England Primary School, Lemsford
PrimaryLast inspected: May 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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More Properties in AL6 9FX
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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.