[ Mid-Carolina Electric Coop / SC ]
Mid-Carolina Electric Coop electricity rates in South Carolina
NO RATE CASE ON FILE · DATA 2025
change in average rate, 2024→2025
What your bill becomes
Estimated at Mid-Carolina Electric Coop's average effective residential rate (16.83¢/kWh, EIA, all charges included). Your tariff, fees and taxes differ.
Rate history 2015–2025
| Year | ¢/kWh | Change | Customers |
|---|---|---|---|
| 2015 | 12.31¢ | — | 47,746 |
| 2016 | 12.12¢ | −1.5% | 48,265 |
| 2017 | 13.20¢ | +8.9% | 50,451 |
| 2018 | 12.78¢ | −3.2% | 51,985 |
| 2019 | 12.98¢ | +1.6% | 52,819 |
| 2020 | 13.13¢ | +1.2% | 53,605 |
| 2021 | 12.75¢ | −2.9% | 54,343 |
| 2022 | 14.18¢ | +11.2% | 55,110 |
| 2023 | 14.48¢ | +2.1% | 55,743 |
| 2024 | 14.88¢ | +2.8% | 56,463 |
| 2025 | 16.83¢ | +13.1% | 57,067 |
How this compares
Serves 5 counties in South Carolina: Aiken, Lexington, Newberry, Richland, Saluda. 21 ZIP codes.
Questions
Is Mid-Carolina Electric Coop raising rates in 2026?
No rate case for Mid-Carolina Electric Coop is on file with the Public Service Commission of South Carolina in our tracker. Its average residential rate moved +13.1% from 2024 to 2025. We check the commission docket monthly.
What does Mid-Carolina Electric Coop charge per kWh?
Mid-Carolina Electric Coop's average effective residential rate was 16.83¢ per kWh in 2025 (EIA-861, revenue divided by sales, all charges included). South Carolina's 2025 average was 15.12¢.
How much have Mid-Carolina Electric Coop rates gone up in five years?
+28.2% between 2020 and 2025, against +22.8% for South Carolina as a whole over the latest five-year window.
How many customers does Mid-Carolina Electric Coop have in South Carolina?
57,067 residential customers in 2025, across 5 counties including Aiken, Lexington, Newberry, according to the EIA-861 survey.
Where do these numbers come from?
Rates and customer counts are from the US Energy Information Administration's annual EIA-861 survey; rate-case facts are from the Public Service Commission of South Carolina docket linked on this page. Nothing here is a utility bill; use it to understand the direction and size of changes.
Sources
- EIA-861 Sales to Ultimate Customers, 2015–2025 (released 2026-10-07)
- EIA-861M monthly state averages through Jul 2026
- NREL utility-by-ZIP lookup (2024)
