Energy Performance Certificate
21, Warner Close, Rayne
CM77 6GX
BRAINTREE
Current
C
70
Potential
C
75
At a Glance
About This Property
This detached house is located in BRAINTREE, CM77 6GX. The property offers 229m² (2465 sq ft) of generously-sized living space with 9 habitable rooms. It is a 1990s-era home. The property holds an EPC rating of C (70/100), 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 walls feature cavity wall insulation with good efficiency ratings, providing solid thermal performance. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £1593, comprising £1340 for heating, £146 for hot water, and £107 for lighting. The property produces 7.4 tonnes of CO2 per year, which is above average for a UK home. The property last sold in November 2017 for £525,000.
How Does 21, Warner Close Compare?
With an energy efficiency score of 70/100, this BRAINTREE property is above average, performing better than 60% of UK properties. At £1593 per year, energy costs are below the national average of £1800. At 229m², this property is significantly larger than the average UK home (87m²). CO2 emissions of 7.4 tonnes/year are above average. Energy improvements could significantly reduce the property's carbon footprint.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the CM77 postcode district.
How This Property Compares
vs UK Average
vs BRAINTREE
vs CM77
National Ranking: With an EPC score of 70/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £912/year more than the BRAINTREE average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 16 Aug 2016
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Property Information
Full Address
21, Warner Close
Rayne
CM77 6GX
BRAINTREE
Property Type
House
Detached
Construction Age
England and Wales: 1991-1995
Floor Area
229.0 m²
9.0 total rooms
9.0 heated
Tenure
owner-occupied
Efficiency Score
70 / 100
Potential: 75
CO₂ Emissions
7.4 tonnes/year
32 kg/m²
Energy Consumption
177 kWh/m²/year
Last Inspected
16 Aug 2016
marketed sale
About BRAINTREE
BRAINTREE is situated in Essex, East of England. Properties in BRAINTREE have an average EPC rating of D (score 63/100). Heating costs are £659 above the local average, suggesting room for improvement. The CM77 postcode district contains over 4500 registered properties.
Location & Nearby Area
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Property Sale History
£525,000
23 November 2017
Type: Detached
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1340.0/yr
Hot Water
£146.0/yr
Lighting
100.0% low energy
£107.0/yr
Building Elements
Walls
Cavity wall, as built, insulated (assumed)
Roof
Pitched, insulated (assumed)
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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📊 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
Rayne Primary and Nursery School
PrimaryLast inspected: May 2022
Notley Green Primary School
PrimaryLast inspected: Jan 2019
St Michael's Church of England Voluntary Aided Primary School
PrimaryLast inspected: Dec 2022
White Court School
PrimaryLast inspected: Nov 2022
Tabor Academy
SecondaryLast inspected: Sept 2023
John Bunyan Primary School and Nursery
PrimaryLast inspected: Mar 2018
St Francis Catholic Primary School, Braintree
PrimaryLast inspected: Feb 2019
Notley High School and Braintree Sixth Form
SecondaryLast inspected: Jul 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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Area Safety
The surrounding area (1-mile radius) experiences very low crime levels
Most Common Incidents
April 2026Criminal damage
5 incidents (33%)
violent crime
3 incidents (20%)
Theft
2 incidents (13%)
Public order
2 incidents (13%)
Burglary
1 incidents (7%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
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All properties in CM77 • 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.