Home Checkup

Energy Performance Certificate

21, Snowdown Close

SE20 7RU

London

Current

C

75

Potential

B

88

At a Glance

About This Property

This terraced house is located in London, SE20 7RU. The property offers 99m² (1066 sq ft) of good-sized living space with 4 habitable rooms. It is built during the 1980s construction period. The property holds an EPC rating of C (75/100), meeting the government's target standard for energy efficiency. With recommended improvements, it could achieve a B rating (88/100). 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 property has modern timber frame or system-built walls, which typically offer good insulation properties when properly maintained. 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 £1281, comprising £714 for heating, £300 for hot water, and £267 for lighting. The property produces 3.8 tonnes of CO2 per year, which is low for a UK home.

How Does 21 Compare?

With an energy efficiency score of 75/100, this London property is above average, performing better than 60% of UK properties. Annual energy costs of £1281 are approximately £519 below the UK average of £1800, representing significant savings. The 99m² floor area is above the UK average of 87m². At 3.8 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 SE20 postcode district.

📊

How This Property Compares

🇬🇧

vs UK Average

This property75
Average60
+25% better
🏘️

vs London

This property75
Average75
At average
📮

vs SE20

This property75
Average61
+23% better

National Ranking: With an EPC score of 75/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.

Top 40% nationally

Energy Costs: £894/year more than the London average

Energy Efficiency Rating

📊 Official EPC Register Data
A92-100
B81-91
Potential
C69-80
Current
D55-68
E39-54
F21-38
G1-20

Current Rating

C(75 points)

Potential Rating

B(88 points)

With recommended improvements

Based on assessment dated 3 Aug 2023

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Property Information

📍

Full Address

21

Snowdown Close

SE20 7RU

London

🏠

Property Type

House

Mid-Terrace

📅

Construction Age

England and Wales: 1983-1990

📐

Floor Area

99.0

4.0 total rooms

4.0 heated

🔑

Tenure

Rented (social)

Efficiency Score

75 / 100

Potential: 88

🌍

CO₂ Emissions

3.8 tonnes/year

38 kg/m²

📊

Energy Consumption

228 kWh/m²/year

🔍

Last Inspected

3 Aug 2023

not sale or rental

📍

About London

London is situated in South East London, London. Properties in London have an average EPC rating of C (score 75/100). Heating costs are £327 above the local average, suggesting room for improvement. The SE20 postcode district contains over 10700 registered properties.

🗺️

Location & Nearby Area

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Annual Energy Costs

🔥

Heating

Electric storage heaters

£714.0/yr

Save £35/yr

🚿

Hot Water

£300.0/yr

Save £89/yr

💡

Lighting

67.0% low energy

£267.0/yr

Save £67/yr

Building Elements

🧱

Walls

Timber frame, as built, insulated (assumed)

Good
🏗️

Roof

Pitched, 270 mm loft insulation

Good
🪟

Windows

Fully double glazed

Good
📦

Floor

Suspended, no insulation (assumed)

🔥

Heating System

Electric storage heaters

Average

Main Fuel

electricity (not community)

💡

Lighting

Low energy lighting in 67% of fixed outlets

Good
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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.

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🏫

Nearby Schools

Within 3 miles of this property

Harris Primary Academy Kent House

Primary
📍0.2 miles awaySE20 7QR

Last inspected: May 2022

Outstanding

St Anthony's Roman Catholic Primary School

Primary
📍0.3 miles awaySE20 8ES

Last inspected: Nov 2019

Good

Alexandra Infant School

Primary
📍0.3 miles awayBR3 1JG

Last inspected: Sept 2023

Good

St John's Church of England Primary School

Primary
📍0.4 miles awaySE20 8HU

Last inspected: Jul 2019

Good

Churchfields Primary School

Primary
📍0.4 miles awayBR3 4QY

Last inspected: Oct 2023

Good

Harris Primary Academy Crystal Palace

Primary
📍0.5 miles awaySE20 8RH

Last inspected: Sept 2019

Good

Stewart Fleming Primary School

Primary
📍0.5 miles awaySE20 7YB

Last inspected: Apr 2023

Outstanding

Harris Girls Academy Bromley

Secondary
📍0.6 miles awayBR3 1QR

Last inspected: Nov 2017

Outstanding

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.

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Broadband & Connectivity

🚀Ultrafast Broadband

Average download speed: 397 Mbps

⚡ Gigabit Available
⬇️

Download Speed

Minimum:30 Mbps
Average:397 Mbps
Maximum:1000 Mbps
⬆️

Upload Speed

Minimum:50 Mbps
Average:159 Mbps
Maximum:200 Mbps

Available Providers

Virgin MediaHyperopticBTSkyTalkTalk

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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More Properties in SE20 7RU

Showing properties in the same postcode. Click to view detailed EPC data for each property.

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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.

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