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How much do solar panels cost in the UK?

A solar panels costs £5,000 to £12,000 in the UK, typically around £7,000 installed. Prices reviewed June 2026.

A solar setup is priced by system size in kilowatts, then by whether you add a battery. A battery roughly doubles the value of the panels for evening use but adds a lot to the price.

From
£5,000
Typical
£7,000
Up to
£12,000
installed · reviewed June 2026 1 to 2 days on site

Price your solar panels

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Solar panels cost breakdown

What a solar panels typically costs, by option:

System sizeTypical UK cost
3-4 kW (smaller home)£5,000 to £7,000
5-6 kW (typical)£7,000 to £9,500
6 kW+ (larger home)£9,000 to £12,000
+ Add a batteryadd £3,000 to £6,000

What's included in the price?

A typical solar panels price includes:

What changes the price?

The things that move a solar panels price most:

01

System size in kilowatts (more panels, more output)

02

Whether you add a battery and how big

03

Roof type, pitch and any shading

04

Scaffolding and access

Does where you live change the cost?

Less location-sensitive than wet trades, but scaffolding and labour are higher in London.

Common questions

How much do solar panels cost for a 3 bed house?

A typical 4kW to 5kW system for a 3 bedroom house costs around £5,000 to £8,000 without a battery, and roughly £9,000 to £13,000 with a battery.

Is a solar battery worth it?

A battery lets you use more of what you generate in the evening and adds £3,000 to £6,000. Whether it pays back depends on your usage pattern and electricity price, so model it before committing.

These are independent guide prices based on typical UK jobs in 2026. Your actual cost depends on your property, spec, access and where you live. Always get at least three written quotes before committing.

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