US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

North Carolina

Duke Energy Carolinas electricity rates

What homes pay Duke Energy Carolinas for electricity, from EIA.

Investor-owned utility, 2,002,585 homes in North Carolina. EIA lists it as Duke Energy Carolinas, LLC.

Headlines

Average price
14.0¢ a kWh
Up 2.9% on a year ago
Average bill
$140 a month
Up 3.9% on a year ago
Average use
999 kWh
A month. North Carolina 1,044 kWh
Price rank in North Carolina
4 of 7
1 is the most expensive

Over the 12 months to August 2026, Duke Energy Carolinas homes paid 14.0¢ a kWh, against 14.8¢ across North Carolina.

Duke Energy Carolinas vs North Carolina

Duke Energy CarolinasNorth Carolina
Average price, 12 months to August 202614.0¢14.8¢
Price in August 202614.5¢14.9¢
Average monthly bill, 12 months$140$154
Bill in August 2026$173$196
Average monthly use999 kWh1,044 kWh
Price change, past year+2.9%+5.5%
Price change since 2019+35%+30%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including August 2026

Source: EIA-861M monthly utility survey.