Energy Performance Certificate
Donnybrook, Kewferry Drive
HA6 2NU
NORTHWOOD
Current
C
72
Potential
C
76
At a Glance
About This Property
This detached house is located in NORTHWOOD, HA6 2NU. The property offers 440m² (4736 sq ft) of generously-sized living space with 11 habitable rooms. It is a post-war property from the mid-20th century. The property holds an EPC rating of C (72/100), meeting the government's target standard for energy efficiency. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £2518, comprising £2077 for heating, £249 for hot water, and £192 for lighting. The property produces 12.0 tonnes of CO2 per year, which is high for a UK home.
How Does Donnybrook Compare?
With an energy efficiency score of 72/100, this NORTHWOOD property is above average, performing better than 60% of UK properties. Energy costs of £2518 annually are £718 above the UK average. Improvements could reduce bills significantly. At 440m², this property is significantly larger than the average UK home (87m²). CO2 emissions of 12.0 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 HA6 postcode district.
How This Property Compares
vs UK Average
vs NORTHWOOD
vs HA6
National Ranking: With an EPC score of 72/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £1588/year more than the NORTHWOOD average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 21 May 2020
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Property Information
Full Address
Donnybrook
Kewferry Drive
HA6 2NU
NORTHWOOD
Property Type
House
Detached
Construction Age
England and Wales: 1950-1966
Floor Area
440.0 m²
11.0 total rooms
11.0 heated
Tenure
owner-occupied
Efficiency Score
72 / 100
Potential: 76
CO₂ Emissions
12.0 tonnes/year
28 kg/m²
Energy Consumption
159 kWh/m²/year
Last Inspected
21 May 2020
marketed sale
About NORTHWOOD
NORTHWOOD is situated in Harrow, London. Properties in NORTHWOOD have an average EPC rating of D (score 61/100). This property performs better than most homes in the area. Heating costs are £1147 above the local average, suggesting room for improvement. The HA6 postcode district contains over 7400 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the NORTHWOOD area.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and underfloor heating, mains gas
£2077.0/yr
Save £138/yr
Hot Water
£249.0/yr
Lighting
100.0% low energy
£192.0/yr
Building Elements
Walls
Cavity wall, filled cavity
Roof
Pitched, 100 mm loft insulation
Windows
Fully double glazed
Floor
Solid, no insulation (assumed)
Heating System
Boiler and underfloor heating, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in all fixed outlets
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£1,138/yr
£11,380 over 10 years
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£1,138/yr
£11,380 over 10 years
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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
Holy Trinity CofE Primary School
PrimaryLast inspected: May 2023
Eastbury Farm Primary School
PrimaryLast inspected: May 2018
Frithwood Primary School
PrimaryLast inspected: Feb 2019
Hillside Junior School
PrimaryLast inspected: Jun 2019
Hillside Infant School
PrimaryLast inspected: May 2018
Harefield School
SecondaryLast inspected: Jun 2021
St Mary's Church of England Primary School, Rickmansworth
PrimaryLast inspected: Mar 2019
UTC Heathrow
SecondaryLast inspected: Feb 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: 165 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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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.