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Location: Rockville, MD 20859

Rockville, MD is centrally located in Montgomery County, Maryland. Rockville’s population as on the 2010 census was 61,209 residents, making it the 3rd largest city in Maryland. Rockville’s energy market became deregulated in 1999 when Maryland passed a bill to open its energy market to retail energy providers. While thousands of Maryland residents have switched off their utility to a lower rate, many still have not taken advantage of their energy choice. In this section, you can find more information on Rockville’s energy usage, source, solar energy score and electricity rates.

Here is Our Latest Video For Maryland Residents

Usage for Potomac, Maryland (20859)

Monthly average household energy usage in MD compared to the national average.

Location: Potomac, MD
Your Price to Compare: 8.07¢
Best Rate
Rate per kWh
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36 mo.
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36 Month Home Power Plan

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Solar Score for Rockville, MD 20859

Potomac, MD Solar Score: 0

Compare Electricity has developed a solar score for Rockville, MD residents and businesses of 36. This score is based on on a combination of factors including how much sun the area receives, roof space and obstacles that may obstruct the sun, electricity generation needed to be cost-effective, and more. Here is a description of each section of the solar score 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.

Sources for Rockville, MD 20859

Rockville, MD produces energy from a variety of sources. Here are the state’s current energy sources and energy production trends.

    • There is one nuclear power plant in Maryland that supplies 40% of the nuclear electricity consumed in the state
    • There is no petroleum in Maryland, all petroleum used is imported from other states
    • 70% of the natural gas consumed in MD is used by the residential and commercial sectors
    • 66% of the coal used for electricity in MD comes from Pennsylvania


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


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