Solar installers in Southampton.

Sun figures from PVGIS; roof estimates include solar data from Google. How we measure.

Local context

Solar in Southampton: quick guide.

Southampton has two things going for it: strong south-coast sun, and a lot of straightforward post-war housing that's easy to fit. Beyond the city, central Hampshire adds open suburban and rural roofs, with heritage nuance concentrated in Winchester rather than spread across the area.

A few Southampton-area things worth knowing:

• South-coast light. The SO area sits among the sunnier parts of the UK; a well-oriented roof here earns back its cost faster than the same roof up north.
• Rebuilt, regular roofs. Much of Southampton is post-war housing with clean, simple roofs — often the easiest kind to design a full system around.
• Coastal exposure. On exposed roofs near Southampton Water and the Solent, a good installer will spec corrosion-resistant fixings and check wind loading.
• Winchester heritage. Winchester's centre has conservation areas and listed stock where street-visible panels can need consent; most of the SO area doesn't.
• Battery storage. With time-of-use tariffs spreading, it's worth running the numbers through the savings calculator.

Grants & support

What help is available in Southampton?

Solar and battery installations across the UK are currently zero-rated for VAT until 31 March 2027 — a straight saving on the installed price for every household, with no application needed. In England, ECO4 and the Warm Homes scheme can help eligible lower-income households with energy-efficiency measures through their energy supplier or local council.

Eligibility for grant schemes depends on your income, home and circumstances, and the schemes change. We keep the current picture on one page rather than guess what you'll qualify for.