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Solar: Portsmouth, NH

Compare Electricity has developed a solar score for New Hampshire to help residents and businesses determine if a solar installation is a viable and cost-effective solution. The solar score is based on a combination of many different factors. Portsmouth received a solar score of 19 which is much lower than the New Hampshire state average of 25. Only an estimated 48% of homes and businesses in Portsmouth are viable for a solar energy installation. Meaning, they have a rooftop capable of holding solar panels and are unobstructed from the sun. The region does not receive as much sunlight as the national average. Overall, a solar installation in Portsmouth would not be cost-effective. However, by filling out a solar quote you can fid out if your address is viable.

Solar Score for Portsmouth, NH

Portsmouth, NH Solar Score: 51

The Solar Score represents how good of a candidate you are for a home solar installation. We take into account a combination of factors specific to your area. Using these factors, we can determine how long it would take for a home solar installation to pay for itself. has received a solar score of . Below is a description for each area of the graph:

    • Red = “Not Viable” meaning a solar installation would not be cost-effective.
    • Yellow = “Viable” meaning a solar installation would pay for itself over time.
    • Green = “Very Viable” meaning a solar installation would pay for itself quickly and has large savings potential.


Looking for a specific city in New Hampshire? Check out our featured cities below for more specific energy usage information.


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