Energy Performance Certificate
111, Harlestone Road
NN5 7AQ
NORTHAMPTON
Current
C
75
Potential
C
76
At a Glance
About This Property
This detached house is located in NORTHAMPTON, NN5 7AQ. The property offers 273.8m² (2947 sq ft) of generously-sized living space. The property holds an EPC rating of C (75/100), meeting the government's target standard for energy efficiency. This property benefits from a air source heat pump system, which can deliver 3-4 units of heat for every unit of electricity used. Heat pumps are eligible for the £7,500 Boiler Upgrade Scheme grant, making them increasingly popular for UK homes seeking to reduce carbon emissions. Estimated annual energy costs are £1269, comprising £1000 for heating, £126 for hot water, and £143 for lighting. The property produces 5.4 tonnes of CO2 per year, which is moderate for a UK home. The property last sold in August 2021 for £680,000.
How Does 111, Harlestone Road Compare?
With an energy efficiency score of 75/100, this NORTHAMPTON property is above average, performing better than 60% of UK properties. Annual energy costs of £1269 are approximately £531 below the UK average of £1800, representing significant savings. At 273.8m², this property is significantly larger than the average UK home (87m²).
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the NN5 postcode district.
How This Property Compares
vs UK Average
vs NORTHAMPTON
vs NN5
National Ranking: With an EPC score of 75/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £557/year more than the NORTHAMPTON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 11 May 2011
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Property Information
Full Address
111, Harlestone Road
NN5 7AQ
NORTHAMPTON
Property Type
House
Detached
Construction Age
NO DATA!
Floor Area
273.8 m²
NaN total rooms
NaN heated
Efficiency Score
75 / 100
Potential: 76
CO₂ Emissions
5.4 tonnes/year
20 kg/m²
Energy Consumption
112 kWh/m²/year
Last Inspected
11 May 2011
new dwelling
About NORTHAMPTON
NORTHAMPTON is situated in Northamptonshire, East Midlands. Properties in NORTHAMPTON have an average EPC rating of D (score 63/100). This property performs better than most homes in the area. Heating costs are £288 above the local average, suggesting room for improvement. The NN5 postcode district contains over 16200 registered properties.
Location & Nearby Area
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Property Sale History
£680,000
25 August 2021
Type: Detached
Annual Energy Costs
Heating
Air source heat pump, underfloor, electric
£1000/yr
Hot Water
£126/yr
Lighting
11.0% low energy
£143/yr
Save £58/yr
Building Elements
Walls
Average thermal transmittance 0.27 W/m?K
Roof
Average thermal transmittance 0.17 W/m?K
Windows
High performance glazing
Floor
Average thermal transmittance 0.17 W/m?K
Heating System
Air source heat pump, underfloor, electric
Main Fuel
Electricity: electricity, unspecified tariff
Lighting
Low energy lighting in 31% of fixed outlets
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📊 Compare with UK-Wide Property Data
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View UK Property Insights →Nearby Schools
Within 3 miles of this property
St James Church of England Primary School
PrimaryLast inspected: Oct 2021
Lyncrest Primary School
PrimaryLast inspected: Jul 2022
Earl Spencer Primary School
PrimaryLast inspected: Mar 2019
Chiltern Primary School
PrimaryLast inspected: Jan 2020
St Mary's Catholic Primary School
PrimaryLast inspected: Nov 2021
Kings Heath Primary Academy
PrimaryLast inspected: Apr 2023
Spring Lane Primary School
PrimaryLast inspected: Nov 2022
Millway Primary School
PrimaryLast inspected: Mar 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: 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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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.