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Solar Calculator

Take the first step towards understanding your solar savings potential. With solar you can produce some of your own electricity, reduce your electric bill and shrink your carbon footprint.

Start My Estimate
Transferring your data into the solar calculator. This could take up to 2 minutes.
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How It Works

Review Personal Estimate

Find out your solar savings potential based on your rooftop characteristics, your electricity use, PG&E electricity rates and available tax credits and rebates.

Compare Options

View options side-by-side to understand how different scenarios impact your wallet in the near-term and long-term.

Make an Informed Decision

If solar seems like the right choice for you, talk to your contractor about the results of this tool.

Choose a plug-in vehicle, then choose a conventional vehicle for comparison.

Vehicle information is sourced from for the current model year except where noted.

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Drag the pin to the center of the roof for best results.


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We are gathering info about your rooftop.




Use your total energy (kWh) values for the most recent 12 months.

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    Address is outside PG&E's service area.

    Please indicate what level of energy efficiency efforts you plan to make to your home prior to installing solar, recommended to maximize savings.

    Take the free PG&E Energy Check-up featured in the Next Steps portion of your results for personalized recommendations.

    Here is some information about the tool