Iowa vs South Carolina Electricity Rates (2026)
South Carolina has 4.7% cheaper electricity than Iowa. South Carolina residents pay 14.43¢/kWh compared to 15.14¢/kWh in Iowa, saving about $27.00/month on average.
Iowa
15.14¢
per kWh
$128/mo
South Carolina
14.43¢
per kWh
$155/mo
Detailed Rate Comparison
| Metric | Iowa | South Carolina | National Avg |
|---|---|---|---|
| Residential Rate | 15.14¢/kWh | 14.43¢/kWh | 17.22¢/kWh |
| Commercial Rate | 13.27¢/kWh | 11.69¢/kWh | - |
| Industrial Rate | 7.45¢/kWh | 6.77¢/kWh | - |
| Avg Monthly Bill | $128 | $155 | $134 |
| Renewable Energy | 62.0% | 9.0% | ~22% |
| Primary Source | Wind | Nuclear | - |
Appliance Running Costs: Iowa vs South Carolina
Monthly cost to run common household appliances in each state.
| Appliance | IA | SC | Savings |
|---|---|---|---|
| Air Purifier | $5.45 | $5.19 | SC saves $0.26 |
| Blender | $0.18 | $0.17 | SC saves $0.01 |
| CFL Bulb (13W) | $0.47 | $0.45 | SC saves $0.02 |
| Cable / Satellite Box | $3.82 | $3.64 | SC saves $0.18 |
| Ceiling Fan | $4.09 | $3.90 | SC saves $0.19 |
| Central Air Conditioner | $127.18 | $121.21 | SC saves $5.96 |
| Chest Freezer | $8.72 | $8.31 | SC saves $0.41 |
| Clothes Dryer (Electric) | $13.63 | $12.99 | SC saves $0.64 |
| Coffee Maker | $1.02 | $0.97 | SC saves $0.05 |
| Crypto Mining Rig | $163.51 | $155.84 | SC saves $7.67 |
| Dehumidifier | $16.35 | $15.58 | SC saves $0.77 |
| Desktop Computer | $7.27 | $6.93 | SC saves $0.34 |
| Dishwasher | $8.18 | $7.79 | SC saves $0.38 |
| Electric Baseboard Heater | $45.42 | $43.29 | SC saves $2.13 |
| Electric Fireplace | $25.44 | $24.24 | SC saves $1.19 |
Bottom Line: Iowa vs South Carolina
South Carolina is the more affordable state for electricity, with rates 4.7% lower than Iowa. An average household would save about $324.00/year by living in South Carolina.
Iowa gets its electricity primarily from Wind with 62.0% renewable, while South Carolina relies on Nuclear with 9.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Iowa or South Carolina?
Electricity is cheaper in South Carolina at 14.43¢/kWh compared to Iowa at 15.14¢/kWh. That's a 4.7% difference, saving about $27.00/month on an average residential bill.
What is the average electricity bill in Iowa vs South Carolina?
The average monthly electricity bill is $128 in Iowa and $155 in South Carolina. The national average is $134.
Which state uses more renewable energy, Iowa or South Carolina?
Iowa has a higher renewable energy percentage at 62.0%, compared to 9.0% in South Carolina.
What are the main energy sources in Iowa and South Carolina?
Iowa primarily uses Wind, while South Carolina relies on Nuclear.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)