Verified data for this postcode

Solar Potential in
London

Data-driven analysis for NW9. Based on local roof structure and solar irradiance data.

Score
4.4
/ 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
£907
Tax-free income
System Size
5kW
~13 Panels
20-Year Value
£18,140
Inflation adj.

Solar Insights for NW9

Are roofs in NW9 suitable?

Our data shows that 41% of properties in this area have pitched roofs, which are typically ideal for solar arrays.

What is the environmental impact?

Installing a 5kW system in NW9 would save approximately 1.07 tonnes of CO2 annually.

Why Consider Solar in London?

Solar potential in London is nuanced. While some properties in NW9 are ideal, many require careful assessment due to shading or roof orientation. A score of 4.4/10 means caution is needed. London has potential, but NW9 residents need to be wary of shading. A string inverter with optimisers is likely a must-have here.

Local Market Trends

In London's NW9, we see a split: about 41% 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 NW9

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 NW9?

Based on the average floor area of 75m² in NW9, 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 Size27319 homes
Roof Suitability41% Pitched
Avg Floor Area75