Energy Performance Certificate
46 Harris Street
DL1 4JA
DARLINGTON
Current
D
60
Potential
B
84
At a Glance
About This Property
This semi-detached house is located in DARLINGTON, DL1 4JA. The property offers 74m² (797 sq ft) of modest-sized living space with 4 habitable rooms. It is a characterful interwar or early 20th century home. With an EPC rating of D (60/100), this property is around the UK average 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 solid walls lack insulation. Solid wall insulation (external or internal) typically costs £8,000-£14,000 but can reduce heat loss by up to 35% and improve your EPC rating by 1-2 bands. 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 £1696, comprising £1403 for heating, £181 for hot water, and £112 for lighting. The property produces 3.9 tonnes of CO2 per year, which is low for a UK home. The property last sold in June 2024 for £114,950.
How Does 46 Harris Street Compare?
With an energy efficiency score of 60/100, this DARLINGTON property is around the national average for UK homes. At £1696 per year, energy costs are below the national average of £1800. At 3.9 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 DL1 postcode district.
How This Property Compares
vs UK Average
vs DARLINGTON
vs DL1
National Ranking: With an EPC score of 60/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £873/year more than the DARLINGTON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 4 Jun 2024
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Property Information
Full Address
46 Harris Street
DL1 4JA
DARLINGTON
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1900-1929
Floor Area
74.0 m²
4.0 total rooms
4.0 heated
Tenure
Owner-occupied
Efficiency Score
60 / 100
Potential: 84
CO₂ Emissions
3.9 tonnes/year
53 kg/m²
Energy Consumption
303 kWh/m²/year
Last Inspected
4 Jun 2024
marketed sale
About DARLINGTON
DARLINGTON is situated in County Durham, North East. Properties in DARLINGTON have an average EPC rating of D (score 60/100). Heating costs are £580 above the local average, suggesting room for improvement. The DL1 postcode district contains over 18000 registered properties.
Location & Nearby Area
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Property Sale History
£114,950
28 June 2024
Type: Semi-Detached
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1403.0/yr
Save £544/yr
Hot Water
£181.0/yr
Save £57/yr
Lighting
89.0% low energy
£112.0/yr
Building Elements
Walls
Solid brick, as built, no insulation (assumed)
Roof
Pitched, 300 mm loft insulation
Windows
Fully double glazed
Floor
Solid, no insulation (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 89% of fixed outlets
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Air Source Heat Pump
Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.
External Wall Insulation
Your walls are rated Very Poor. External insulation can dramatically reduce heat loss.
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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
St Teresa's Catholic Primary School
PrimarySt John's Church of England Academy
PrimaryLast inspected: Oct 2022
The Rydal Academy
PrimaryLast inspected: Dec 2022
Firthmoor Primary School
PrimaryLast inspected: Dec 2021
St Aidan's Church of England Academy
SecondaryLast inspected: Jan 2020
Heathfield Primary School
PrimaryLast inspected: Dec 2019
Skerne Park Academy
PrimaryLast inspected: Feb 2022
Gurney Pease Academy
PrimaryLast inspected: Oct 2021
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 2026Anti-social behaviour
101 incidents (29%)
violent crime
82 incidents (23%)
Criminal damage
51 incidents (14%)
Shoplifting
26 incidents (7%)
Burglary
25 incidents (7%)
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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Related Property Guides
Based on this property's characteristics, these guides might help you:
How to Improve Your EPC Rating →
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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.