Average electric bill in South Carolina
The average home in South Carolina paid $161.21 a month for electricity in 2025: 1,066 kWh a month at 15.12¢ per kWh (EIA). That is $10.53 more than the U.S. average of $150.68, rank 13 of 51 from the highest. In August 2026, the average price for homes in South Carolina was 15.76¢ per kWh, 0.60¢ higher than in August 2025.
- Average bill, 2025
- $161.21
- a month · U.S. $150.68
- Average use
- 1,066 kWh
- a month · U.S. 874 kWh
- Price, August 2026
- 15.76¢
- per kWh · +4.0% from August 2025
- Rank, highest bill
- 13 of 51
- price rank 30, use rank 13
South Carolina electricity prices now
| Period | South Carolina | United States |
|---|---|---|
| August 2026 | 15.76¢ | 18.16¢ |
| August 2025 | 15.16¢ | 17.57¢ |
| January to August 2026 | 15.90¢ | — |
| Year 2025 (EIA-861) | 15.12¢ | 17.23¢ |
What the average South Carolina home's electricity costs today
The bill for 1,066 kWh (the South Carolina average) in a 30-day November 2026 billing month, on the main residential rate plan of each utility, at the rates in effect on November 2, 2026. Taxes and city fees are not included.
| Utility | Rate plan | Bill |
|---|---|---|
| Dominion Energy South Carolina | 8Residential Service | $179.44 |
Average bill by utility in South Carolina
Homes that buy delivery and power from the same company, in 2025 (EIA-861). The largest 15 of 30 companies by number of homes.
| Company | Homes | kWh a month | Price per kWh | Average bill |
|---|---|---|---|---|
| Dominion Energy South Carolina, IncInvestor Owned | 712,679 | 1,032 | 16.41¢ | $169.35 |
| Duke Energy Carolinas, LLCInvestor Owned | 582,062 | 1,051 | 13.47¢ | $141.55 |
| South Carolina Public Service AuthorityState | 188,962 | 959 | 12.91¢ | $123.85 |
| Duke Energy Progress - (NC)Investor Owned | 143,884 | 1,206 | 14.09¢ | $169.91 |
| Berkeley Electric Coop IncCooperative | 119,545 | 1,149 | 16.32¢ | $187.48 |
| Horry Electric Coop IncCooperative | 91,545 | 1,072 | 13.83¢ | $148.23 |
| Palmetto Electric Coop IncCooperative | 69,848 | 1,210 | 14.39¢ | $174.22 |
| Blue Ridge Electric Coop Inc - (SC)Cooperative | 68,647 | 999 | 19.82¢ | $197.98 |
| Adjustment 2025, estimated by EIA | 68,174 | 1,070 | 16.33¢ | $174.81 |
| York Electric Coop IncCooperative | 66,369 | 1,084 | 13.68¢ | $148.29 |
| Laurens Electric Coop, IncCooperative | 59,786 | 1,071 | 15.62¢ | $167.25 |
| Mid-Carolina Electric Coop IncCooperative | 57,067 | 1,158 | 16.83¢ | $194.86 |
| Aiken Electric Coop IncCooperative | 50,850 | 1,099 | 17.51¢ | $192.47 |
| City of Rock Hill - (SC)Municipal | 36,786 | 833 | 12.34¢ | $102.79 |
| Santee Electric Coop, IncCooperative | 35,356 | 1,289 | 16.39¢ | $211.26 |
kWh by month in South Carolina
The average kWh of a South Carolina home in each month of 2020, from EIA's Residential Energy Consumption Survey. Homes used the most in July (1,553 kWh) and the least in April (827 kWh).
| Month | kWh | Bar |
|---|---|---|
| January | 1,195 | |
| February | 1,076 | |
| March | 952 | |
| April | 827 | |
| May | 981 | |
| June | 1,202 | |
| July | 1,553 | |
| August | 1,491 | |
| September | 1,121 | |
| October | 884 | |
| November | 915 | |
| December | 1,328 |
Your own bill
Your bill depends on your utility, your rate plan and your kWh. Open the calculator of your utility for the exact bill with the official tariff: see electric rates in South Carolina. For a smaller home, see the average electric bill of an apartment. All states: average electric bill by state.
About the data
- Average bill, kWh and price of 2025: EIA-861, all homes in the state and each company that sells delivery and power together. The values include all charges and taxes that the companies report as revenue.
- Monthly price: EIA Electric Power Monthly, Table 5.6.A and Table 5.6.B.
- kWh by month: EIA 2020 Residential Energy Consumption Survey, Table CE8.5.
- Bills at each utility: our calculation with the official tariff, the same as the calculator of each utility.
What is the average electric bill in South Carolina?
$161.21 a month in 2025, for 1,066 kWh a month, from the EIA-861 data of the U.S. Energy Information Administration. The U.S. average was $150.68.
How much is electricity per kWh in South Carolina?
15.76¢ per kWh for homes in August 2026 (15.16¢ in August 2025), and 15.90¢ on average from January to August 2026, with all charges (EIA Electric Power Monthly). The U.S. average was 18.16¢ in August 2026.
When are electric bills highest in South Carolina?
In EIA's 2020 survey, homes in South Carolina used the most electricity in July (1,553 kWh on average) and the least in April (827 kWh).
What does the average South Carolina home's electricity cost at each utility?
For 1,066 kWh in a November 2026 billing month, from $179.44 (Dominion Energy South Carolina) to $179.44 (Dominion Energy South Carolina) on the utilities on this site, before taxes.