Electricity rates in 29578 — Myrtle Beach, SC
Homes in ZIP 29578 pay about 14.5¢ per kWh (South Carolina Public Service Authority, Jan–Aug 2026). The South Carolina average is 15.8¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 14.5¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 29578 is
scroll or pinch to zoomUtilities serving 29578
| Utility | Home price | Avg. bill | Customers in SC |
|---|---|---|---|
| South Carolina Public Service Authority State | 14.5¢ Jan–Aug 2026 | $108 | 185,529 |
| Duke Energy Progress (NC) Investor Owned · serves Horry | 15.7¢ Jan–Aug 2026 | $171 | 143,713 |
| Horry Electric Coop Inc. Cooperative · serves Horry | 13.2¢ 2024 | $140 | 86,726 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Horry; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
South Carolina price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the South Atlantic region, which includes Delaware, District of Columbia, Florida, Georgia, Maryland, North Carolina, South Carolina, Virginia, West Virginia.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 29578
How much does electricity cost in 29578?
About 14.5¢ per kWh for homes (South Carolina Public Service Authority, Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $130.
Who is the electric utility for 29578?
South Carolina Public Service Authority, with about 185,529 residential customers in South Carolina; 2 other utilities also serve parts of the area.
Is electricity in SC getting more expensive?
The South Carolina residential average was 15.8¢ per kWh in August 2026, up 4% from a year earlier; the U.S. average was 18.2¢.