Duke Energy Carolinas SC
Duke Energy Carolinas SC is a electric only utility serving 750,000 customers in South Carolina. Average residential rate: 14.43¢/kWh (16.2% below national average).
14.43¢
per kWh
750,000
customers
SC
state
Electric Only
service type
Rate Comparison
| Metric | Duke Energy Carolinas SC | South Carolina Avg | National Avg |
|---|---|---|---|
| Avg Rate | 14.43¢/kWh | 14.43¢/kWh | 17.22¢/kWh |
| Est. Monthly Bill (900 kWh) | $129.87 | $129.87 | $154.98 |
| Est. Annual Bill (900 kWh/mo) | $1,558.44 | $1,558.44 | $1,859.76 |
About Duke Energy Carolinas SC
Duke Energy Carolinas SC is one of the major electric utilities serving South Carolina. With 750,000 customers, it ranks among the mid-sized utilities in the state.
The utility's average rate of 14.43¢/kWh is 16.2% below the national average of 17.22¢/kWh.
Visit the official Duke Energy Carolinas SC website for current rates, outage maps, and payment options.
Other Utilities in South Carolina
| Utility | Rate (¢/kWh) | Customers | Type |
|---|---|---|---|
| Dominion Energy SC | 14.10¢ | 760,000 | electric |
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)