Energy Performance Certificate
121a Westcombe Hill
SE3 7DX
LONDON
Current
D
63
Potential
C
77
At a Glance
About This Property
This semi-detached flat is located in LONDON, SE3 7DX. The property offers 97m² (1044 sq ft) of good-sized living space with 4 habitable rooms. It is a period property with Victorian or earlier origins. With an EPC rating of D (63/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a C rating (77/100). 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. Double glazing is installed, though the efficiency rating suggests older units. Modern low-E double glazing can be up to 40% more efficient than units installed before 2002. Estimated annual energy costs are £1980, comprising £1546 for heating, £251 for hot water, and £183 for lighting. The property produces 4.0 tonnes of CO2 per year, which is moderate for a UK home.
How Does 121a Westcombe Hill Compare?
With an energy efficiency score of 63/100, this LONDON property is around the national average for UK homes. Annual energy costs of £1980 are close to the UK average. The 97m² floor area is above the UK average of 87m². At 4.0 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 SE3 postcode district.
How This Property Compares
vs UK Average
vs LONDON
vs SE3
National Ranking: With an EPC score of 63/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £1436/year more than the LONDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 3 May 2023
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Property Information
Full Address
121a Westcombe Hill
SE3 7DX
LONDON
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: before 1900
Floor Area
97.0 m²
4.0 total rooms
4.0 heated
Tenure
Owner-occupied
Efficiency Score
63 / 100
Potential: 77
CO₂ Emissions
4.0 tonnes/year
41 kg/m²
Energy Consumption
231 kWh/m²/year
Last Inspected
3 May 2023
marketed sale
About LONDON
LONDON is situated in South East London, London. Properties in LONDON have an average EPC rating of D (score 64/100). Heating costs are £1002 above the local average, suggesting room for improvement. The SE3 postcode district contains over 14900 registered properties. Like many LONDON properties, this home features period architecture with character typical of Victorian-era construction.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1546.0/yr
Save £784/yr
Hot Water
£251.0/yr
Lighting
82.0% low energy
£183.0/yr
Building Elements
Walls
Solid brick, as built, no insulation (assumed)
Roof
(another dwelling above)
Windows
Partial double glazing
Floor
Solid, no insulation (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 82% of fixed outlets
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£1,328/yr
£13,280 over 10 years
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£13,280 over 10 years
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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.
Double Glazing
Your windows are rated Poor. Modern A-rated double glazing reduces drafts and 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
Invicta Primary School
PrimaryLast inspected: Jan 2019
Sherington Primary School
PrimaryLast inspected: Oct 2023
Halstow Primary School
PrimaryLast inspected: Sept 2021
Our Lady of Grace Catholic Primary School
PrimaryLast inspected: Mar 2023
Fossdene Primary School
PrimaryLast inspected: Jul 2022
Leigh Academy Blackheath
SecondaryLast inspected: Dec 2022
The John Roan School
SecondaryLast inspected: Oct 2023
Cherry Orchard Primary School
PrimaryLast inspected: Mar 2019
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
116 incidents (22%)
Shoplifting
101 incidents (20%)
Anti-social behaviour
95 incidents (18%)
Public order
39 incidents (8%)
Theft
37 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 →
Step-by-step guide to upgrading from D-G to A-C ratings. Learn which improvements offer the best value.
Air Source Heat Pumps vs Gas Boilers →
Complete cost comparison, government grants up to £7,500, and real running costs for 2025.
Average Energy Bills by Property Type →
Compare your energy costs with UK averages. See if you're paying too much.
What is a Good EPC Rating? →
Understanding A-G ratings, what each means, and how UK properties compare.
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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.