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Energy Saving Trust Solar panel calculator

How much could you save with solar panels?

Benefits of using solar power

Lower your energy bills

Get paid for selling energy

Improve your carbon footprint

Enter your details

These questions give us information about your property to help us work out how much sunlight it gets, as well as how much electricity you use.

Is someone generally at home during the daytime (9am-5pm)?
How we use your information

We’ll only use the information you provide to give you an estimate of solar panel installation costs and the savings you could make. We won’t save your information unless you create an account to save your results. View our full privacy policy.

  1. Enter your details

    Select your address and answer two questions about your property.

  2. Get initial results

    We use the information you give us along with our estimates to give you initial solar panel savings and costs.

  3. Personalise your results

    Answer a few more questions about your property and electricity use to get personalised solar panel savings and costs.

Learn more

Step by step guide to installing solar panels

About Energy Saving Trust

Find out more about our mission