Energy Performance Certificate
7, St. Marys Court
NN1 2SL
NORTHAMPTON
Current
C
71
Potential
C
74
At a Glance
About This Property
This semi-detached flat is located in NORTHAMPTON, NN1 2SL. The property offers 91m² (980 sq ft) of good-sized living space with 3 habitable rooms. It is a post-war property from the mid-20th century. The property holds an EPC rating of C (71/100), meeting the government's target standard for energy efficiency. The property uses electric storage heaters, which charge overnight on cheaper electricity tariffs. While having low installation costs, running costs are typically higher than gas central heating. A heat pump could reduce electricity use by 60-70%. The loft insulation is rated very good, meeting or exceeding the recommended 270mm depth for optimal thermal performance. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £750, comprising £496 for heating, £179 for hot water, and £75 for lighting. The property produces 4.5 tonnes of CO2 per year, which is moderate for a UK home.
How Does 7, St. Marys Court Compare?
With an energy efficiency score of 71/100, this NORTHAMPTON property is above average, performing better than 60% of UK properties. Annual energy costs of £750 are approximately £1050 below the UK average of £1800, representing significant savings. The 91m² floor area is above the UK average of 87m².
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the NN1 postcode district.
How This Property Compares
vs UK Average
vs NORTHAMPTON
vs NN1
National Ranking: With an EPC score of 71/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £38/year more than the NORTHAMPTON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 17 Jul 2014
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Property Information
Full Address
7, St. Marys Court
NN1 2SL
NORTHAMPTON
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 1950-1966
Floor Area
91.0 m²
3.0 total rooms
3.0 heated
Tenure
owner-occupied
Efficiency Score
71 / 100
Potential: 74
CO₂ Emissions
4.5 tonnes/year
50 kg/m²
Energy Consumption
282 kWh/m²/year
Last Inspected
17 Jul 2014
none of the above
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 £216 below the NORTHAMPTON average, offering good value. The NN1 postcode district contains over 15200 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the NORTHAMPTON area.
Location & Nearby Area
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Annual Energy Costs
Heating
Electric storage heaters
£496.0/yr
Save £67/yr
Hot Water
£179.0/yr
Lighting
86.0% low energy
£75.0/yr
Building Elements
Walls
Cavity wall, filled cavity
Roof
Pitched, 300+ mm loft insulation
Windows
Fully double glazed
Floor
(other premises below)
Heating System
Electric storage heaters
Main Fuel
electricity (not community)
Lighting
Low energy lighting in 86% 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 →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.