Energy Performance Certificate
20 WINDMILL LANE, COSTESSEY
NR8 5ED
COSTESSEY
Current
B
90
Potential
B
90
At a Glance
About This Property
This detached bungalow is located in COSTESSEY, NR8 5ED. The property offers 233m² (2508 sq ft) of generously-sized living space. With an EPC rating of B (90/100), 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 £636, comprising £412 for heating, £106 for hot water, and £118 for lighting. The property produces 2.1 tonnes of CO2 per year, which is low for a UK home.
How Does 20 WINDMILL LANE Compare?
With an energy efficiency score of 90/100, this COSTESSEY property is excellent, ranking in the top 15% nationally. Annual energy costs of £636 are approximately £1164 below the UK average of £1800, representing significant savings. At 233m², this property is significantly larger than the average UK home (87m²). CO2 emissions of 2.1 tonnes/year are less than half the UK household average, making this an environmentally friendly choice.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the NR8 postcode district.
How This Property Compares
vs UK Average
vs COSTESSEY
vs NR8
National Ranking: With an EPC score of 90/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £144/year more than the COSTESSEY average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 5 Nov 2020
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Property Information
Full Address
20 WINDMILL LANE
COSTESSEY
NR8 5ED
COSTESSEY
Property Type
Bungalow
Detached
Floor Area
233.0 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
90 / 100
Potential: 90
CO₂ Emissions
2.1 tonnes/year
9 kg/m²
Energy Consumption
51 kWh/m²/year
Last Inspected
5 Nov 2020
new dwelling
About COSTESSEY
COSTESSEY is situated in Norfolk, East of England. Properties in COSTESSEY have an average EPC rating of C (score 72/100). This property performs better than most homes in the area. The NR8 postcode district contains over 7200 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and underfloor heating, mains gas
£412.0/yr
Hot Water
£106.0/yr
Lighting
100.0% low energy
£118.0/yr
Building Elements
Walls
Average thermal transmittance 0.23 W/m-¦K
Roof
Average thermal transmittance 0.16 W/m-¦K
Windows
High performance glazing
Floor
Average thermal transmittance 0.13 W/m-¦K
Heating System
Boiler and underfloor heating, mains gas
Main Fuel
Gas: mains gas
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
St Augustine's Catholic Primary School, Costessey
PrimaryLast inspected: Feb 2019
Ormiston Victory Academy
SecondaryLast inspected: May 2013
Costessey Primary School
PrimaryLast inspected: Jun 2023
Drayton CofE Junior School
PrimaryLast inspected: Jan 2018
Hellesdon High School
SecondaryLast inspected: Oct 2023
St Michael's VA Junior School
PrimaryLast inspected: Feb 2023
Clover Hill VA Infant and Nursery School
PrimaryLast inspected: Mar 2019
Chapel Break Infant School
PrimaryLast inspected: Jul 2010
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: 135 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
7 incidents (27%)
Criminal damage
5 incidents (19%)
Shoplifting
5 incidents (19%)
Anti-social behaviour
4 incidents (15%)
Public order
2 incidents (8%)
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 NR8 5ED
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the NR8 Area
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All properties in NR8 • 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.