How Much Is Electricity in South Carolina? 15.7¢ per kWh
South Carolina households pay an average of 15.7¢ per kWh — 13% below the U.S. average of 18.0¢ per kWh, and the 26th highest of the 50 states and DC. Figures are from the U.S. Energy Information Administration (12-month average through July 2026), residential sector, average revenue per kWh.
What common appliances cost to run in South Carolina
Based on the average model we hold in each category, at 15.7¢ per kWh.
| Appliance | Average kWh a year | Per year | Per month |
|---|---|---|---|
| Refrigerators | 354 | $56 | about $5 a month |
| Freezers | 328 | $52 | about $4 a month |
| Wine Coolers | 147 | $23 | about $2 a month |
| Clothes Washers | 121 | $19 | about $2 a month |
| Clothes Dryers | 515 | $81 | about $7 a month |
| Dishwashers | 237 | $37 | about $3 a month |
| Room Air Conditioners | 592 | $93 | about $8 a month |
| Water Heaters | 1123 | $176 | about $15 a month |
The most efficient model in each category
Recent months
- July 2025 14.7¢
- August 2025 15.0¢
- September 2025 15.3¢
- October 2025 15.7¢
- November 2025 15.5¢
- December 2025 14.8¢
- January 2026 15.4¢
- February 2026 16.1¢
- March 2026 16.4¢
- April 2026 17.1¢
- May 2026 16.2¢
- June 2026 15.6¢
- July 2026 15.5¢