Energy Performance Certificate
Flat 21, Isinglass Mews
CO6 1NW
COLCHESTER
Current
C
79
Potential
C
80
At a Glance
About This Property
This terraced maisonette is located in COLCHESTER, CO6 1NW. The property offers 146m² (1572 sq ft) of spacious living space with 5 habitable rooms. It is a modern property built in the 2000s. The property holds an EPC rating of C (79/100), meeting the government's target standard for energy efficiency. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. Estimated annual energy costs are £1682, comprising £1075 for heating, £303 for hot water, and £304 for lighting. The property produces 3.1 tonnes of CO2 per year, which is low for a UK home.
How Does Flat 21 Compare?
With an energy efficiency score of 79/100, this COLCHESTER property is above average, performing better than 60% of UK properties. At £1682 per year, energy costs are below the national average of £1800. At 146m², this property is significantly larger than the average UK home (87m²). At 3.1 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 CO6 postcode district.
How This Property Compares
vs UK Average
vs COLCHESTER
vs CO6
National Ranking: With an EPC score of 79/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £1002/year more than the COLCHESTER average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 21 Dec 2023
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Property Information
Full Address
Flat 21
Isinglass Mews
West Street
CO6 1NW
COLCHESTER
Property Type
Maisonette
End-Terrace
Construction Age
England and Wales: 2007-2011
Floor Area
146.0 m²
5.0 total rooms
5.0 heated
Tenure
Owner-occupied
Efficiency Score
79 / 100
Potential: 80
CO₂ Emissions
3.1 tonnes/year
21 kg/m²
Energy Consumption
120 kWh/m²/year
Last Inspected
21 Dec 2023
marketed sale
About COLCHESTER
COLCHESTER is situated in Essex, East of England. Properties in COLCHESTER have an average EPC rating of D (score 63/100). This property performs better than most homes in the area. Heating costs are £395 above the local average, suggesting room for improvement. The CO6 postcode district contains over 8800 registered properties. As a modern build, this property benefits from contemporary construction standards and improved energy efficiency requirements.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1075.0/yr
Hot Water
£303.0/yr
Lighting
50.0% low energy
£304.0/yr
Save £102/yr
Building Elements
Walls
Solid brick, as built, insulated (assumed)
Roof
Pitched, insulated (assumed)
Windows
Partial secondary glazing
Floor
Solid, insulated (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 50% 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
The Honywood Community Science School
SecondaryLast inspected: Dec 2022
St Peter's Church of England Voluntary Controlled Primary School, Coggeshall
PrimaryLast inspected: Mar 2023
Feering Church of England Primary School
PrimaryLast inspected: Oct 2022
Kelvedon St Mary's Church of England Primary Academy
PrimaryLast inspected: Dec 2022
Silver End Academy
PrimaryLast inspected: Feb 2022
Stisted Church of England Primary Academy
PrimaryLast inspected: Mar 2023
Rivenhall Church of England Primary School
PrimaryLast inspected: Feb 2023
St Andrew's Church of England Primary Academy, Marks Tey
PrimaryAbout 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: 249 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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Area Safety
The surrounding area (1-mile radius) experiences very low crime levels
Most Common Incidents
April 2026violent crime
3 incidents (30%)
Public order
2 incidents (20%)
Vehicle crime
2 incidents (20%)
Anti-social behaviour
1 incidents (10%)
Theft
1 incidents (10%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
More Properties in CO6 1NW
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the CO6 Area
Explore nearby properties with EPC ratings in the CO6 postcode district
All properties in CO6 • Click to view detailed energy performance data
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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.