Delaware vs South Carolina Electricity Rates (2026)
South Carolina has 3.4% cheaper electricity than Delaware. South Carolina residents pay 14.43¢/kWh compared to 14.94¢/kWh in Delaware, saving about $24.00/month on average.
Delaware
14.94¢
per kWh
$131/mo
South Carolina
14.43¢
per kWh
$155/mo
Detailed Rate Comparison
| Metric | Delaware | South Carolina | National Avg |
|---|---|---|---|
| Residential Rate | 14.94¢/kWh | 14.43¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.68¢/kWh | 11.69¢/kWh | - |
| Industrial Rate | 9.38¢/kWh | 6.77¢/kWh | - |
| Avg Monthly Bill | $131 | $155 | $134 |
| Renewable Energy | 5.0% | 9.0% | ~22% |
| Primary Source | Natural Gas | Nuclear | - |
Appliance Running Costs: Delaware vs South Carolina
Monthly cost to run common household appliances in each state.
| Appliance | DE | SC | Savings |
|---|---|---|---|
| Air Purifier | $5.38 | $5.19 | SC saves $0.18 |
| Blender | $0.18 | $0.17 | SC saves $0.01 |
| CFL Bulb (13W) | $0.47 | $0.45 | SC saves $0.02 |
| Cable / Satellite Box | $3.76 | $3.64 | SC saves $0.13 |
| Ceiling Fan | $4.03 | $3.90 | SC saves $0.14 |
| Central Air Conditioner | $125.50 | $121.21 | SC saves $4.28 |
| Chest Freezer | $8.61 | $8.31 | SC saves $0.29 |
| Clothes Dryer (Electric) | $13.45 | $12.99 | SC saves $0.46 |
| Coffee Maker | $1.01 | $0.97 | SC saves $0.03 |
| Crypto Mining Rig | $161.35 | $155.84 | SC saves $5.51 |
| Dehumidifier | $16.14 | $15.58 | SC saves $0.55 |
| Desktop Computer | $7.17 | $6.93 | SC saves $0.24 |
| Dishwasher | $8.07 | $7.79 | SC saves $0.28 |
| Electric Baseboard Heater | $44.82 | $43.29 | SC saves $1.53 |
| Electric Fireplace | $25.10 | $24.24 | SC saves $0.86 |
Bottom Line: Delaware vs South Carolina
South Carolina is the more affordable state for electricity, with rates 3.4% lower than Delaware. An average household would save about $288.00/year by living in South Carolina.
Delaware gets its electricity primarily from Natural Gas with 5.0% renewable, while South Carolina relies on Nuclear with 9.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Delaware or South Carolina?
Electricity is cheaper in South Carolina at 14.43¢/kWh compared to Delaware at 14.94¢/kWh. That's a 3.4% difference, saving about $24.00/month on an average residential bill.
What is the average electricity bill in Delaware vs South Carolina?
The average monthly electricity bill is $131 in Delaware and $155 in South Carolina. The national average is $134.
Which state uses more renewable energy, Delaware or South Carolina?
South Carolina has a higher renewable energy percentage at 9.0%, compared to 5.0% in Delaware.
What are the main energy sources in Delaware and South Carolina?
Delaware primarily uses Natural Gas, while South Carolina relies on Nuclear.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)