Electricity Rates in Sumter, SC

The average residential electricity rate in Sumter is $0.13 per kilowatt-hour (kWh), which is 19% below the national average of $0.16/kWh. The average monthly electric bill for Sumter homeowners is approximately $113.

With solar panels, Sumter homeowners can reduce their electricity costs by approximately 78%, saving around $88 per month or $32,000 over 25 years. The 30% federal tax credit further reduces the upfront cost of going solar.

The major electric utilities serving the Sumter area include Duke Energy Carolinas, Dominion Energy SC, Santee Cooper. Rates vary between providers, so your exact cost depends on your utility and usage level.

Yes, electricity rates in Sumter and across South Carolina have been increasing, following national trends of 2-5% annual increases. This makes solar panels an increasingly attractive option since they lock in your energy costs for 25+ years.