States › South Carolina › December 2025
South Carolina electricity prices, December 2025
Average price, sales and bills for the month against the same month a year earlier and the US. Preliminary
In December 2025, residential customers in South Carolina paid an average of 14.82¢ per kilowatthour, up 6.2% on the same month a year earlier (13.95¢). The US average for the month was 17.24¢; South Carolina was 14% below that. It ranked 29th highest among the 50 states and the District of Columbia.
Residential sales were 2,980,223 MWh, up 1.8% on a year earlier, and the average residential bill for the month was $167.20 on 1,128 kWh. Weather moves monthly sales far more than prices do, so bills swing with the season.
EIA marks this month as preliminary. Preliminary months come from the Form EIA-861M sample and are revised when the annual census is complete.
Average price is revenue divided by sales for the sector and year; it is not a tariff rate. Reliability figures are as reported by utilities to EIA on Form 861 and may use different calculation methods. Monthly figures come from the Form EIA-861M sample and are revised when EIA finalises the year.
Price by sector
| Sector | Dec 2025 | Dec 2024 | Change | US, Dec 2025 |
|---|---|---|---|---|
| Residential | 14.82¢ | 13.95¢ | +6.2% | 17.24¢ |
| Commercial | 11.53¢ | 10.69¢ | +7.9% | 13.63¢ |
| Industrial | 7.62¢ | 6.60¢ | +15.5% | 8.53¢ |
| All sectors | 11.91¢ | 10.86¢ | +9.7% | 13.73¢ |
Sales and customers
| Measure | Dec 2025 | Dec 2024 | Change |
|---|---|---|---|
| Residential sales | 3 TWh | 2.9 TWh | +1.8% |
| Sales, all sectors | 6.9 TWh | 7 TWh | -1.5% |
| Residential customers | 2,641,228 | 2,604,974 | +1.4% |
| Average residential bill | $167.20 | $156.77 | +6.7% |
| Average residential use, kWh | 1,128 | 1,123 | +0.4% |
| US residential price | 17.24¢ | 16.27¢ | +6.0% |
The two years to December 2025
South Carolina residentialUS residential
Questions and answers
What was the average electricity price in South Carolina in December 2025?
14.82¢ per kilowatthour for residential customers, 11.53¢ for commercial and 7.62¢ for industrial customers. EIA marks the month as preliminary.
How does that compare with a year earlier?
The residential average was 13.95¢ in December 2024, a change of +6.2%. Residential sales changed by +1.8% over the same period.
What was the average residential bill that month?
$167.20, on average use of 1,128 kWh. This is residential revenue divided by residential customers for the month.
Provenance
Source: U.S. Energy Information Administration, Form EIA-861M sales and revenue workbook (state by sector and month), status "Preliminary" for this month, series published through July 2026. Public domain. Price = revenue ÷ sales; bill = residential revenue ÷ residential customers. Utility-level annual figures are on the South Carolina page.