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Electricity Rates in South Carolina

Homes in South Carolina paid an average of 15.47¢ per kWh in July 2026, 16% below the U.S. average (18.31¢). That's the 20th lowest rate of the 50 states and DC, and 3% higher than in August 2025.

Average rate
15.47¢
per kWh, July 2026
Rank
20th
lowest of 51
Average bill
$163.52
a month, 1,057 kWh

Data: EIA, July 2026. Average residential price and use.

South Carolina rate over the last 12 months

14¢16¢18¢August 2025: 14.98¢ per kWhSeptember 2025: 15.34¢ per kWhOctober 2025: 15.65¢ per kWhNovember 2025: 15.53¢ per kWhDecember 2025: 14.82¢ per kWhJanuary 2026: 15.41¢ per kWhFebruary 2026: 16.15¢ per kWhMarch 2026: 16.45¢ per kWhApril 2026: 17.06¢ per kWhMay 2026: 16.18¢ per kWhJune 2026: 15.55¢ per kWhJuly 2026: 15.47¢ per kWhAug 2025Jul 202615.47¢
Show the monthly rates
South Carolina average residential electricity rate, last 12 months
MonthCents per kWh
August 202514.98¢
September 202515.34¢
October 202515.65¢
November 202515.53¢
December 202514.82¢
January 202615.41¢
February 202616.15¢
March 202616.45¢
April 202617.06¢
May 202616.18¢
June 202615.55¢
July 202615.47¢

The rate went from 14.98¢ in August 2025 to 15.47¢ in July 2026. Rates often rise in summer, when demand peaks, so compare the same month year to year.

What appliances cost to run in South Carolina

At 15.47¢ per kWh, with typical wattage and daily use, 30 days a month. Price any appliance in South Carolina.

Monthly cost to run common appliances in South Carolina
AppliancePer monthUse
Space heater$55.691,500 W, 8 h a day
Central air conditioner (3 ton)$129.953,500 W, 8 h a day
Window air conditioner$33.42900 W, 8 h a day
Refrigerator$5.57150 W, 8 h a day
Electric clothes dryer$10.443,000 W, 0.75 h a day
Electric water heater$62.654,500 W, 3 h a day
Dishwasher$4.181,200 W, 0.75 h a day
TV (55 inch LED)$2.32100 W, 5 h a day
Desktop computer$5.57150 W, 8 h a day
LED bulb (60 W equivalent)$0.219 W, 5 h a day

South Carolina compared with nearby ranks

States with rates close to South Carolina
RankStateRate
18thSouth Dakota15.37¢
19thArizona15.38¢
20thSouth Carolina15.47¢
21stWest Virginia15.78¢
22ndTexas15.88¢

See all 50 states and DC.

About these numbers

  • The rate is the EIA's average residential price for South Carolina: all residential revenue divided by kWh sold. It includes delivery charges and fees spread over every kWh.
  • Your rate depends on your utility and plan. Divide your bill's total by the kWh used to find yours.
  • The average bill uses the average monthly use over the last 12 months at the latest rate. Bills are higher in the months you heat or cool with electricity.

Questions people ask

What is the average electricity rate in South Carolina?

15.47¢ per kWh for homes in July 2026, according to the U.S. Energy Information Administration. That's 16% below the U.S. average of 18.31¢ and the 20th lowest of the 50 states and DC.

What is the average electric bill in South Carolina?

About $163.52 a month: the average South Carolina home uses 1,057 kWh a month (12-month average), at 15.47¢ per kWh. The U.S. average is about $159.30.

How much does it cost to run a space heater in South Carolina?

A 1,500 W space heater costs about $0.23 an hour in South Carolina, or $55.69 a month if it runs 8 hours a day.