South Carolina vs Tennessee Electricity Rates (2026)
Tennessee has 10.5% cheaper electricity than South Carolina. Tennessee residents pay 12.91¢/kWh compared to 14.43¢/kWh in South Carolina, saving about $13.00/month on average.
South Carolina
14.43¢
per kWh
$155/mo
Tennessee
12.91¢
per kWh
$142/mo
Detailed Rate Comparison
| Metric | South Carolina | Tennessee | National Avg |
|---|---|---|---|
| Residential Rate | 14.43¢/kWh | 12.91¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.69¢/kWh | 11.38¢/kWh | - |
| Industrial Rate | 6.77¢/kWh | 7.33¢/kWh | - |
| Avg Monthly Bill | $155 | $142 | $134 |
| Renewable Energy | 9.0% | 13.0% | ~22% |
| Primary Source | Nuclear | Nuclear | - |
Appliance Running Costs: South Carolina vs Tennessee
Monthly cost to run common household appliances in each state.
| Appliance | SC | TN | Savings |
|---|---|---|---|
| Air Purifier | $5.19 | $4.65 | TN saves $0.55 |
| Blender | $0.17 | $0.15 | TN saves $0.02 |
| CFL Bulb (13W) | $0.45 | $0.40 | TN saves $0.05 |
| Cable / Satellite Box | $3.64 | $3.25 | TN saves $0.38 |
| Ceiling Fan | $3.90 | $3.49 | TN saves $0.41 |
| Central Air Conditioner | $121.21 | $108.44 | TN saves $12.77 |
| Chest Freezer | $8.31 | $7.44 | TN saves $0.88 |
| Clothes Dryer (Electric) | $12.99 | $11.62 | TN saves $1.37 |
| Coffee Maker | $0.97 | $0.87 | TN saves $0.10 |
| Crypto Mining Rig | $155.84 | $139.43 | TN saves $16.42 |
| Dehumidifier | $15.58 | $13.94 | TN saves $1.64 |
| Desktop Computer | $6.93 | $6.20 | TN saves $0.73 |
| Dishwasher | $7.79 | $6.97 | TN saves $0.82 |
| Electric Baseboard Heater | $43.29 | $38.73 | TN saves $4.56 |
| Electric Fireplace | $24.24 | $21.69 | TN saves $2.55 |
Bottom Line: South Carolina vs Tennessee
Tennessee is the more affordable state for electricity, with rates 10.5% lower than South Carolina. An average household would save about $156.00/year by living in Tennessee.
South Carolina gets its electricity primarily from Nuclear with 9.0% renewable, while Tennessee relies on Nuclear with 13.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in South Carolina or Tennessee?
Electricity is cheaper in Tennessee at 12.91¢/kWh compared to South Carolina at 14.43¢/kWh. That's a 10.5% difference, saving about $13.00/month on an average residential bill.
What is the average electricity bill in South Carolina vs Tennessee?
The average monthly electricity bill is $155 in South Carolina and $142 in Tennessee. The national average is $134.
Which state uses more renewable energy, South Carolina or Tennessee?
Tennessee has a higher renewable energy percentage at 13.0%, compared to 9.0% in South Carolina.
What are the main energy sources in South Carolina and Tennessee?
South Carolina primarily uses Nuclear, while Tennessee relies on Nuclear.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)