Energy Performance Certificate
45, Astons Road
HA6 2LB
NORTHWOOD
Current
C
73
Potential
B
83
At a Glance
About This Property
This detached house is located in NORTHWOOD, HA6 2LB. The property offers 886m² (9537 sq ft) of generously-sized living space with 8 habitable rooms. It is built during the 1980s construction period. The property holds an EPC rating of C (73/100), meeting the government's target standard for energy efficiency. With recommended improvements, it could achieve a B rating (83/100). The walls feature cavity wall insulation for improved thermal efficiency. The roof space has been converted to living space, with insulation between the rafters. Estimated annual energy costs are £5695, comprising £5271 for heating, £140 for hot water, and £284 for lighting. The property produces 24.0 tonnes of CO2 per year, which is high for a UK home. The property last sold in June 2018 for £3,500,000.
How Does 45, Astons Road Compare?
With an energy efficiency score of 73/100, this NORTHWOOD property is above average, performing better than 60% of UK properties. Energy costs of £5695 annually are £3895 above the UK average. Improvements could reduce bills significantly. At 886m², this property is significantly larger than the average UK home (87m²). CO2 emissions of 24.0 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 73/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £4765/year more than the NORTHWOOD average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 2 May 2017
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Property Information
Full Address
45, Astons Road
HA6 2LB
NORTHWOOD
Property Type
House
Detached
Construction Age
England and Wales: 1976-1982
Floor Area
886.0 m²
8.0 total rooms
8.0 heated
Tenure
owner-occupied
Efficiency Score
73 / 100
Potential: 83
CO₂ Emissions
24.0 tonnes/year
27 kg/m²
Energy Consumption
145 kWh/m²/year
Last Inspected
2 May 2017
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 £4341 above the local average, suggesting room for improvement. The HA6 postcode district contains over 7400 registered properties.
Location & Nearby Area
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Property Sale History
£3,500,000
15 June 2018
Type: Detached
Annual Energy Costs
Heating
Warm air, mains gas
£5271.0/yr
Save £1730/yr
Hot Water
£140.0/yr
Save £16/yr
Lighting
74.0% low energy
£284.0/yr
Building Elements
Walls
Cavity wall, as built, partial insulation (assumed)
Roof
Roof room(s), limited insulation (assumed)
Windows
Full secondary glazing
Floor
Solid, no insulation (assumed)
Heating System
Warm air, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 74% of fixed outlets
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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
Harvey Road Primary School
PrimaryLast inspected: Oct 2011
St Mary's Church of England Primary School, Rickmansworth
PrimaryLast inspected: Mar 2019
Saint Joan of Arc Catholic School
SecondaryLast inspected: Feb 2018
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: 309 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.