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Solar: Rockville, MD

Compare Electricity has developed a solar score for Rockville, MD 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 for the Rockville region of Maryland. Rockville is in southern Maryland and slightly inland making it more prone to direct sunlight than the rest of the state. Rockville residents and businesses received 4-4.5 kWh of sunlight per square mile per day which is close to the national average. 72% of the rooftops in Rockville are viable for a solar installation. Since there are wooded areas or very tall buildings, most homes are unobstructed from direct sunlight. Overall, the area is viable for a solar installation but it is best to fill out a solar quote to assess your personal situation. For more information, see the solar score for Rockville below.

Solar Score for Rockville, MD

Rockville, MD Solar Score: 57

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.


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