Verified data for this postcode

Solar Potential in
London

Data-driven analysis for SW3. Based on local roof structure and solar irradiance data.

Score
4.5
/ 10

Challenging for Standard Solar

London has a lower viability score, likely due to a high number of flats or complex roof structures. We recommend getting a specific site survey before proceeding.

Score comparison vs National Average

Estimated Financial Return

Annual Savings
£1450
Tax-free income
System Size
8kW
~20 Panels
20-Year Value
£29,000
Inflation adj.

Solar Insights for SW3

Are roofs in SW3 suitable?

Our data shows that 42% of properties in this area have pitched roofs, which are typically ideal for solar arrays.

What is the environmental impact?

Installing a 8kW system in SW3 would save approximately 1.71 tonnes of CO2 annually.

Why Consider Solar in London?

For property owners in London's SW3, the decision to go solar often hinges on specific site conditions rather than general neighbourhood trends. Despite a modest viability score of 4.5/10, solar can still save money for specific properties with south-facing aspects. It is crucial to get a site-specific survey, as local shading from taller buildings in London may impact generation.

Local Market Trends

In London's SW3, we see a split: about 42% of homes have classic pitched roofs suitable for easy solar, while the rest may need flat-roof buckets or bespoke framing.

Installation Checklist

  • Check your EPC rating (Target C or above)
  • Verify if you are in a Conservation Area (Common in London)
  • Request MCS certificates from local installers

Frequently Asked Questions for SW3

Do I need planning permission in London?

Generally, solar panel installations in London are considered 'Permitted Development' and do not require planning permission, provided they do not protrude more than 200mm from the roof slope. Exceptions apply if you live in a listed building.

How much can I save in SW3?

Based on the average floor area of 146m² in SW3, a standard system could save significantly on electricity bills. See the financial calculator above for a specific estimate.

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Area Statistics

Sample Size7431 homes
Roof Suitability42% Pitched
Avg Floor Area146