Energy Performance Certificate
11a, St. Leonards Road
NN4 8DL
NORTHAMPTON
Current
D
67
Potential
D
67
At a Glance
About This Property
This terraced flat is located in NORTHAMPTON, NN4 8DL. The property offers 45.18mยฒ (486 sq ft) of compact living space with 2 habitable rooms. It is a characterful interwar or early 20th century home. With an EPC rating of D (67/100), this property is around the UK average for energy efficiency. The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The solid walls lack insulation. Solid wall insulation (external or internal) typically costs ยฃ8,000-ยฃ14,000 but can reduce heat loss by up to 35% and improve your EPC rating by 1-2 bands. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are ยฃ497, comprising ยฃ401 for heating, ยฃ69 for hot water, and ยฃ27 for lighting. The property produces 2.2 tonnes of CO2 per year, which is low for a UK home.
How Does 11a, St. Leonards Road Compare?
With an energy efficiency score of 67/100, this NORTHAMPTON property is around the national average for UK homes. Annual energy costs of ยฃ497 are approximately ยฃ1303 below the UK average of ยฃ1800, representing significant savings. With 45.18mยฒ of space, this is a more compact property compared to the UK average of 87mยฒ. CO2 emissions of 2.2 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 NN4 postcode district.
How This Property Compares
vs UK Average
vs NORTHAMPTON
vs NN4
National Ranking: With an EPC score of 67/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: ยฃ215/year less than the NORTHAMPTON average
Energy Efficiency Rating
๐ Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 7 Dec 2011
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Property Information
Full Address
11a, St. Leonards Road
NN4 8DL
NORTHAMPTON
Property Type
Flat
Mid-Terrace
Construction Age
England and Wales: 1900-1929
Floor Area
45.18 mยฒ
2.0 total rooms
2.0 heated
Tenure
owner-occupied
Efficiency Score
67 / 100
Potential: 67
COโ Emissions
2.2 tonnes/year
48 kg/mยฒ
Energy Consumption
249 kWh/mยฒ/year
Last Inspected
7 Dec 2011
marketed sale
About NORTHAMPTON
NORTHAMPTON is situated in Northamptonshire, East Midlands. Properties in NORTHAMPTON have an average EPC rating of D (score 63/100). Heating costs are ยฃ311 below the NORTHAMPTON average, offering good value. The NN4 postcode district contains over 16500 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
ยฃ401/yr
Hot Water
ยฃ69/yr
Lighting
100.0% low energy
ยฃ27/yr
Building Elements
Walls
Solid brick, as built, no insulation (assumed)
Roof
Pitched, 200 mm loft insulation
Windows
Fully double glazed
Floor
(other premises below)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in all fixed outlets
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๐ 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 โNearby Schools
Within 3 miles of this property
Queen Eleanor Primary Academy
PrimaryLast inspected: Mar 2023
Delapre Primary School
PrimaryLast inspected: Jul 2023
The Abbey Primary School
PrimaryLast inspected: Mar 2023
Abbeyfield School
SecondaryLast inspected: Sept 2021
Spring Lane Primary School
PrimaryLast inspected: Nov 2022
Briar Hill Primary School & Nursery
PrimaryLast inspected: Nov 2022
Castle Academy
PrimaryLast inspected: Jan 2022
Vernon Terrace Primary School
PrimaryLast inspected: Dec 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: 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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Area Safety
The surrounding area (1-mile radius) experiences higher crime levels
Most Common Incidents
April 2026violent crime
187 incidents (33%)
Anti-social behaviour
135 incidents (24%)
Public order
43 incidents (8%)
Theft
36 incidents (6%)
Criminal damage
35 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 NN4 โข 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.