Energy Performance Certificate
12 Boswell Close, High Green
S35 4FD
SHEFFIELD
Current
C
71
Potential
B
84
At a Glance
About This Property
This detached house is located in SHEFFIELD, S35 4FD. The property offers 99m² (1066 sq ft) of good-sized living space with 5 habitable rooms. It is built during the 1980s construction period. The property holds an EPC rating of C (71/100), meeting the government's target standard for energy efficiency. With recommended improvements, it could achieve a B rating (84/100). The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The walls feature cavity wall insulation with good efficiency ratings, providing solid thermal performance. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £1806, comprising £1389 for heating, £253 for hot water, and £164 for lighting. The property produces 3.6 tonnes of CO2 per year, which is low for a UK home.
How Does 12 Boswell Close Compare?
With an energy efficiency score of 71/100, this SHEFFIELD property is above average, performing better than 60% of UK properties. Annual energy costs of £1806 are close to the UK average. The 99m² floor area is above the UK average of 87m². At 3.6 tonnes of CO2 per year, emissions are below the UK average of 4.5 tonnes.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the S35 postcode district.
How This Property Compares
vs UK Average
vs SHEFFIELD
vs S35
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: £1072/year more than the SHEFFIELD average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 11 Apr 2023
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Property Information
Full Address
12 Boswell Close
High Green
S35 4FD
SHEFFIELD
Property Type
House
Detached
Construction Age
England and Wales: 1983-1990
Floor Area
99.0 m²
5.0 total rooms
5.0 heated
Tenure
Owner-occupied
Efficiency Score
71 / 100
Potential: 84
CO₂ Emissions
3.6 tonnes/year
36 kg/m²
Energy Consumption
206 kWh/m²/year
Last Inspected
11 Apr 2023
marketed sale
About SHEFFIELD
SHEFFIELD is situated in Sheffield, East Midlands. Properties in SHEFFIELD have an average EPC rating of D (score 61/100). Heating costs are £655 above the local average, suggesting room for improvement. The S35 postcode district contains over 11600 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1389.0/yr
Save £132/yr
Hot Water
£253.0/yr
Save £78/yr
Lighting
91.0% low energy
£164.0/yr
Building Elements
Walls
Cavity wall, as built, insulated (assumed)
Roof
Pitched, insulated (assumed)
Windows
Fully double glazed
Floor
Suspended, no insulation (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 91% 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 →Nearby Schools
Within 3 miles of this property
Angram Bank Primary School
PrimaryLast inspected: Sept 2021
High Green Primary School
PrimaryLast inspected: Jun 2019
St Mary's Primary School, A Catholic Voluntary Academy
PrimaryLast inspected: Oct 2021
Greengate Lane Academy
PrimaryLast inspected: Oct 2018
Lound Infant School
PrimaryLast inspected: Nov 2022
Lound Junior School
PrimaryLast inspected: Sept 2022
Windmill Hill Primary School
PrimaryLast inspected: Jun 2022
Tankersley St Peter's CofE (Aided) Primary School
PrimaryLast inspected: Jul 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: 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) has low crime compared to national averages
Most Common Incidents
April 2026violent crime
18 incidents (37%)
Public order
9 incidents (18%)
Shoplifting
8 incidents (16%)
Theft
5 incidents (10%)
Anti-social behaviour
3 incidents (6%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
More Properties in S35 4FD
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the S35 Area
Explore nearby properties with EPC ratings in the S35 postcode district
All properties in S35 • 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.