The average home electricity bill in South Carolina is $150 per month — that's 5% above the U.S. average of $142, the 15th most expensive of 51 states.
| South Carolina average | $150 per month |
|---|---|
| U.S. average | $142 per month |
| Difference | +5% (+$7/yr) |
| Rank (most expensive) | 15th of 51 |
South Carolina ranks 15th of 51 for electricity bill cost. The main reason is higher local utility rates, heavy heating-and-cooling demand, and the cost of the region’s power mix. Your own bill still depends on your home size, your usage, and which providers serve your address — so it pays to know where your state stands before you call to negotiate.
Your state's full breakdown plus the easiest ways to lower your bill. Free, no obligation.
The levers that move your bill the most: switching to a cheaper plan if your state is deregulated; a smart thermostat and sealing air leaks; running big appliances during off-peak hours; LED bulbs and high-efficiency appliances. Most cost little or nothing to start, and they stack — knock out two or three and the monthly savings add up fast.
Get the Free South Carolina Electricity Bill Report →The average home electricity bill in South Carolina is about $150 per month as of 2026 — 5% above the national average of $142 per month. Your actual bill depends on your home, your usage, and which providers serve your address.
South Carolina ranks 15th out of 51 for electricity bill cost. Bills run high largely because of higher local utility rates, heavy heating-and-cooling demand, and the cost of the region’s power mix.
The fastest levers: switching to a cheaper plan if your state is deregulated, a smart thermostat and sealing air leaks, running big appliances during off-peak hours. Most of these cost little or nothing to start.