Energy Performance Certificate
13 HARLOW GARDENS, FLAT 4
KT1 3BJ
GREATER LONDON
Current
B
84
Potential
B
84
At a Glance
About This Property
This detached maisonette is located in GREATER LONDON, KT1 3BJ. The property offers 94m² (1012 sq ft) of good-sized living space. It is a recently constructed modern home. With an EPC rating of B (84/100), 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 £377, comprising £205 for heating, £93 for hot water, and £79 for lighting. The property produces 0.8 tonnes of CO2 per year, which is very low for a UK home.
How Does 13 HARLOW GARDENS Compare?
With an energy efficiency score of 84/100, this GREATER LONDON property is excellent, ranking in the top 15% nationally. Annual energy costs of £377 are approximately £1423 below the UK average of £1800, representing significant savings. The 94m² floor area is above the UK average of 87m². CO2 emissions of 0.8 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 KT1 postcode district.
How This Property Compares
vs UK Average
vs GREATER LONDON
vs KT1
National Ranking: With an EPC score of 84/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £130/year more than the GREATER LONDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 23 Mar 2021
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Property Information
Full Address
13 HARLOW GARDENS
FLAT 4
KINGSTON UPON THAMES
KT1 3BJ
GREATER LONDON
Property Type
Maisonette
Detached
Construction Age
2021
Floor Area
94.0 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
84 / 100
Potential: 84
CO₂ Emissions
0.8 tonnes/year
9 kg/m²
Energy Consumption
49 kWh/m²/year
Last Inspected
23 Mar 2021
not sale or rental
About GREATER LONDON
GREATER LONDON is situated in Surrey, South East. Properties in GREATER LONDON have an average EPC rating of B (score 82/100). The KT1 postcode district contains over 10400 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler & underfloor, mains gas
£205.0/yr
Hot Water
£93.0/yr
Lighting
95.0% low energy
£79.0/yr
Building Elements
Walls
Average thermal transmittance 0.14 W/m-¦K
Roof
Average thermal transmittance 0.1 W/m-¦K
Windows
High performance glazing
Floor
(other premises below)
Heating System
Boiler & underfloor, mains gas
Main Fuel
Gas: mains gas
Lighting
Low energy lighting in 95% 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
King Athelstan Primary School
PrimaryLast inspected: Jul 2022
St John's C of E Primary School
PrimaryLast inspected: Sept 2023
The Hollyfield School and Sixth Form Centre
SecondaryLast inspected: Mar 2020
St Joseph's Catholic Primary School
PrimaryLast inspected: Mar 2019
Christ Church CofE Primary School
PrimaryLast inspected: Nov 2018
Maple Infants' School
PrimaryLast inspected: Sept 2023
Lime Tree Primary School
PrimaryLast inspected: Mar 2023
Tiffin School
SecondaryLast inspected: May 2022
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: 482 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 higher crime levels
Most Common Incidents
April 2026violent crime
147 incidents (24%)
Anti-social behaviour
145 incidents (23%)
Shoplifting
97 incidents (16%)
Public order
44 incidents (7%)
Theft
40 incidents (6%)
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 KT1 • 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.