Verified data for this postcode

Solar Potential in
Southampton

Data-driven analysis for SO18. Based on local roof structure and solar irradiance data.

Score
9.6
/ 10

Excellent Solar Potential

Southampton is in the top tier for solar viability. With a high density of suitable roofs and favorable conditions, an installation here typically offers a rapid payback period.

Score comparison vs National Average

Estimated Financial Return

Annual Savings
£923
Tax-free income
System Size
5kW
~13 Panels
20-Year Value
£18,460
Inflation adj.

Solar Insights for SO18

Are roofs in SO18 suitable?

Our data shows that 87% 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 SO18 would save approximately 1.09 tonnes of CO2 annually.

Why Consider Solar in Southampton?

Recent data suggests that the housing stock in SO18 is exceptionally well-suited for photovoltaic adoption, making Southampton a prime location for investment. With a score of 9.6/10, Southampton is in the top tier for solar ROI. Residents in SO18 can expect rapid payback periods, especially when displacing expensive grid electricity.

Local Market Trends

With 87% of properties featuring pitched roofs, SO18 is an installer's dream. This typically means lower labour costs and faster installation times for Southampton residents.

Installation Checklist

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

Frequently Asked Questions for SO18

Do I need planning permission in Southampton?

Generally, solar panel installations in Southampton 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 SO18?

Based on the average floor area of 79m² in SO18, a standard system could save significantly on electricity bills. See the financial calculator above for a specific estimate.

Share this Report

Do your neighbours in Southampton know their roof potential? Share this free analysis.

Area Statistics

Sample Size12964 homes
Roof Suitability87% Pitched
Avg Floor Area79