South Carolina vs South Dakota Electricity Rates (2026)
South Dakota has 4.8% cheaper electricity than South Carolina. South Dakota residents pay 13.74¢/kWh compared to 14.43¢/kWh in South Carolina, saving about $22.00/month on average.
South Carolina
14.43¢
per kWh
$155/mo
South Dakota
13.74¢
per kWh
$133/mo
Detailed Rate Comparison
| Metric | South Carolina | South Dakota | National Avg |
|---|---|---|---|
| Residential Rate | 14.43¢/kWh | 13.74¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.69¢/kWh | 11.52¢/kWh | - |
| Industrial Rate | 6.77¢/kWh | 9.11¢/kWh | - |
| Avg Monthly Bill | $155 | $133 | $134 |
| Renewable Energy | 9.0% | 35.0% | ~22% |
| Primary Source | Nuclear | Wind | - |
Appliance Running Costs: South Carolina vs South Dakota
Monthly cost to run common household appliances in each state.
| Appliance | SC | SD | Savings |
|---|---|---|---|
| Air Purifier | $5.19 | $4.95 | SD saves $0.25 |
| Blender | $0.17 | $0.16 | SD saves $0.01 |
| CFL Bulb (13W) | $0.45 | $0.43 | SD saves $0.02 |
| Cable / Satellite Box | $3.64 | $3.46 | SD saves $0.17 |
| Ceiling Fan | $3.90 | $3.71 | SD saves $0.19 |
| Central Air Conditioner | $121.21 | $115.42 | SD saves $5.80 |
| Chest Freezer | $8.31 | $7.91 | SD saves $0.40 |
| Clothes Dryer (Electric) | $12.99 | $12.37 | SD saves $0.62 |
| Coffee Maker | $0.97 | $0.93 | SD saves $0.05 |
| Crypto Mining Rig | $155.84 | $148.39 | SD saves $7.45 |
| Dehumidifier | $15.58 | $14.84 | SD saves $0.75 |
| Desktop Computer | $6.93 | $6.60 | SD saves $0.33 |
| Dishwasher | $7.79 | $7.42 | SD saves $0.37 |
| Electric Baseboard Heater | $43.29 | $41.22 | SD saves $2.07 |
| Electric Fireplace | $24.24 | $23.08 | SD saves $1.16 |
Bottom Line: South Carolina vs South Dakota
South Dakota is the more affordable state for electricity, with rates 4.8% lower than South Carolina. An average household would save about $264.00/year by living in South Dakota.
South Carolina gets its electricity primarily from Nuclear with 9.0% renewable, while South Dakota relies on Wind with 35.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in South Carolina or South Dakota?
Electricity is cheaper in South Dakota at 13.74¢/kWh compared to South Carolina at 14.43¢/kWh. That's a 4.8% difference, saving about $22.00/month on an average residential bill.
What is the average electricity bill in South Carolina vs South Dakota?
The average monthly electricity bill is $155 in South Carolina and $133 in South Dakota. The national average is $134.
Which state uses more renewable energy, South Carolina or South Dakota?
South Dakota has a higher renewable energy percentage at 35.0%, compared to 9.0% in South Carolina.
What are the main energy sources in South Carolina and South Dakota?
South Carolina primarily uses Nuclear, while South Dakota relies on Wind.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)