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Solar Energy in Tennessee

Solar Panels in Tennessee

There are currently at least 601 solar panel installations throughout the state of Tennessee right now.

Solar Energy Data in TN by City

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Solar Power in TN

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TN Solar Energy

Solar Power in Tennessee

Solar Energy Levels in Tennessee

The average monthly solar radiation level in Tennessee's capital city, Nashville, of 5.18 kilowatt hours per square meter per day (kWh/m2/day) is approximately 39% greater than the average level of 3.73 kWh/m2/day in an area with historically low levels (WA) and is approximately 22% less than the average level of 6.6 kWh/m2/day in an area with historically high levels (NV). [1]


→ Values listed as 0 (zero) are not available (N/A).
→ Tennessee values listed here are based on the capital, Nashville.

Solar Radiation in Tennessee

Below is a month-by-month comparison of how average Tennessee solar radiation levels compare to average levels in an area with historcially high levels (NV) and one with historically low levels (WA). [1]

→ k/m/d = kWh/m2/day = kilowatt hours per square meter per day.
→ Values listed as 0 (zero) are not available (N/A).
→ Tennessee values listed here are based on the capital, Nashville.

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Solar Installs in Tennessee

Solar Panel Installations in Tennessee

A look at solar installs in Tennessee. The chart below visualizes install totals for the top five counties in TN vs. the cumulative install total of rest of TN counties combined.

Breakdown of Solar Installs in Tennessee

There are currently at least 601 solar panel installations throughout the state of Tennessee right now. [1]

  • Top Five Solar Install Counties in Tennessee
    • Davidson County: 123 solar installs
    • Williamson County: 75 solar installs
    • Rutherford County: 37 solar installs
    • Hamilton County: 24 solar installs
    • Knox County: 22 solar installs
    • Everywhere Else: 320 solar installs

Note: Install totals presented here are those voluntarily contributed from a variety of sources including solar incentive programs, utilities, installers, and the general public. [1] Data for some states is thinner than others.

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Cost of Utilities in Tennessee

Tennessee Electricity Costs

Residential electricity prices in Tennessee averaged 10.83 cents per kilowatthour (¢/kWh) in July 2017, which was approximately 17% less than the overall U.S. average residential electricity rate of 13.12¢/kWh in July. [2]

Solar Power Poll: Tennessee

Vote now: What do you think? Are solar panels & solar power a good choice for residents of the state of Tennessee?

TN: Yes, solar is a great option  
TN: No, solar isn't a good option

Tennessee Natural Gas Costs

Residential natural gas prices in Tennessee averaged $18.95 per thousand cubic feet (Mcf) in July 2017, which was about 7% more than the overall U.S. average residential natural gas rate of $17.75 per Mcf in July. [3]

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More about Tennessee

About Tennessee

Tennessee ranks 15th among all states in the U.S. with a population of approximately 6,346,105. [4]

TN Solar Power

Solar Energy in TN

To learn more about solar energy and solar power in Tennessee, or for additional solar-related resources in TN, visit the U.S. Energy Information Administration.

Did you know?

Various missions to space by different countries are known to utilize solar energy as a main power source.

Cities in Tennessee

References