Electricity Rates in Charleston, SC
Residents of Charleston, SC benefit from relatively low electricity rates, averaging 15.0¢/kWh — 15.6% below the national average. The city is served by 2 electricity providers, with Dominion Energy South Carolina, Inc being the largest.
Electricity Providers in Charleston
| Utility | Residential Rate | Commercial Rate | Type |
|---|---|---|---|
| Berkeley Electric Coop Inc | 15.0¢/kWh | 7.0¢/kWh | Cooperative |
| Dominion Energy South Carolina, Inc | 15.0¢/kWh | 12.0¢/kWh | Investor Owned |
Estimated Monthly Electric Bill
Based on the average residential rate of 15.0¢/kWh and typical US household usage of 886 kWh/month:
Solar Savings in Charleston
At 15.0¢/kWh, a typical Charleston household spends approximately $1594.80/year on electricity. Solar panels could reduce this by 50–90%.
The federal solar tax credit covers 30% of installation costs through 2032.
EV Charging Costs in Charleston
Charging an electric vehicle at home in Charleston costs approximately $135.00/month at current rates, based on average driving habits (about 30 kWh per charge, charged daily). Compare to public charging prices at ChargeBuddy.ai.
Nearby Cities in South Carolina
Frequently Asked Questions
What is the average electricity rate in Charleston, SC?
The average residential electricity rate in Charleston, SC is 15.0¢ per kilowatt-hour (kWh) based on 2024 data. This translates to an estimated monthly bill of $132.90 for a typical household.
Who provides electricity in Charleston?
Charleston is served by 2 electricity providers. Dominion Energy South Carolina, Inc is the largest provider in the area, though rates and availability vary by specific address.
How do Charleston electricity rates compare to the rest of South Carolina?
Charleston's average rate of 15.0¢/kWh is close to the South Carolina state average of 15.0¢/kWh. Rates are typical for the region.