Electricity Rates in South Carolina

Electricity rates in South Carolina have risen 11.3% over the past year, reaching an average of 15.0¢/kWh. The state is served by 28 utilities, with rates ranging from 12.0¢ to 17.0¢/kWh. Here's what you need to know about rates in your area.

Avg. Residential Rate 15.0¢/kWh
Rate Range 12.0¢ – 17.0¢
Utilities 28
Market Type Regulated

South Carolina Electricity Rate History

Monthly residential electricity rates in South Carolina over the last 24 months, based on EIA data.

2023-12 2025-11 15.8¢ 13.3¢

Top Cities in South Carolina

City Avg. Rate Primary Utility Providers
Columbia 15.0¢/kWh Dominion Energy South Carolina, Inc 4
Charleston 15.0¢/kWh Dominion Energy South Carolina, Inc 2
Greenville 16.0¢/kWh Duke Energy Carolinas, LLC 2
Spartanburg 15.0¢/kWh Duke Energy Carolinas, LLC 3
Anderson 16.0¢/kWh Duke Energy Carolinas, LLC 2
West columbia 15.0¢/kWh Dominion Energy South Carolina, Inc 2
Rock hill 13.0¢/kWh City of Rock Hill - (SC) 4
Ora 14.0¢/kWh Duke Energy Carolinas, LLC 2
Summerville 15.0¢/kWh Berkeley Electric Coop Inc 2
Greer 15.0¢/kWh Blue Ridge Electric Coop Inc - (SC) 3
Greenwood 13.0¢/kWh Duke Energy Carolinas, LLC 3
Myrtle beach 12.0¢/kWh Horry Electric Coop Inc 2
Hilton head isla 13.0¢/kWh Palmetto Electric Coop Inc 2
Beech island 15.0¢/kWh Aiken Electric Coop Inc 2
Darlington 15.0¢/kWh Duke Energy Progress - (NC) 1
Florence 15.0¢/kWh Duke Energy Progress - (NC) 1
Aiken 15.0¢/kWh Aiken Electric Coop Inc 2
Easley 15.0¢/kWh Blue Ridge Electric Coop Inc - (SC) 3
Gaffney 14.0¢/kWh Broad River Electric Coop, Inc 5
Lexington 15.0¢/kWh Dominion Energy South Carolina, Inc 2

Utilities in South Carolina

Utility Type Avg. Residential Rate ZIP Codes Served
Aiken Electric Coop Inc Cooperative 16.0¢/kWh 50
Berkeley Electric Coop Inc Cooperative 15.0¢/kWh 43
Black River Electric Coop, Inc - (SC) Cooperative 13.0¢/kWh 40
Blue Ridge Electric Coop Inc - (SC) Cooperative 19.0¢/kWh 47
Broad River Electric Coop, Inc Cooperative 16.0¢/kWh 33
City of Gaffney - (SC) Municipal 12.0¢/kWh 3
City of Orangeburg - (SC) Municipal 15.0¢/kWh 4
City of Rock Hill - (SC) Municipal 13.0¢/kWh 5
Dominion Energy South Carolina, Inc Investor Owned 15.0¢/kWh 240
Duke Energy Carolinas, LLC Investor Owned 14.0¢/kWh 752
Duke Energy Progress - (NC) Investor Owned 15.0¢/kWh 591
Easley Combined Utility System Municipal 13.0¢/kWh 3
Edisto Electric Coop, Inc Cooperative 16.0¢/kWh 37
Fairfield Electric Coop, Inc Cooperative 14.0¢/kWh 39
Greenwood CPW Municipal 9.0¢/kWh 3
Greer Commission of Public Wks Municipal 12.0¢/kWh 3
Haywood Electric Member Corp Cooperative 17.0¢/kWh 44
Horry Electric Coop Inc Cooperative 13.0¢/kWh 23
Laurens Electric Coop, Inc Cooperative 15.0¢/kWh 28
Lockhart Power Co Investor Owned 13.0¢/kWh 14
Lynches River Elec Coop, Inc Cooperative 16.0¢/kWh 22
Mid-Carolina Electric Coop Inc Cooperative 15.0¢/kWh 21
Newberry Electric Coop, Inc Cooperative 16.0¢/kWh 17
Palmetto Electric Coop Inc Cooperative 13.0¢/kWh 27
Santee Electric Coop, Inc Cooperative 15.0¢/kWh 27
South Carolina Public Service Authority State 11.0¢/kWh 12
Tri-County Electric Coop, Inc (SC) Cooperative 19.0¢/kWh 20
York Electric Coop Inc Cooperative 13.0¢/kWh 30

How South Carolina Compares

South Carolina 15.0¢/kWh
Georgia 14.0¢/kWh
North Carolina 15.0¢/kWh
National Average 16.1¢/kWh

Frequently Asked Questions

What is the average electricity rate in South Carolina?

The average residential electricity rate in South Carolina is 15.0¢ per kilowatt-hour (kWh) based on 2024 EIA data. Rates range from 12.0¢ to 17.0¢/kWh depending on your utility provider and location within the state.

Who is the cheapest electricity provider in South Carolina?

Electricity rates in South Carolina vary by provider and location. The state has 28 utility companies serving different areas. To find the cheapest rate available to you, enter your ZIP code in our lookup tool above for your specific options.

Is South Carolina a deregulated electricity market?

No, South Carolina has a regulated electricity market. Your electricity provider is determined by your location, and rates are set by the state's public utility commission.

How have electricity rates changed in South Carolina?

Electricity rates in South Carolina have increased 11.3% over the past year. The current average residential rate is 15.0¢/kWh.