North Carolina · Investor Owned
Duke Energy Carolinas, LLC
13.41¢ per kWh, bundled, EIA-861 2025. Average bill $133.63 at 996.2 kWh a month, across 1,961,108 customers on that row.
North Carolina averaged 14.00¢/kWh and $146.14 a month. The United States averaged 17.23¢/kWh and $150.68. State and national figures come from EIA's Average Bill file.
Revenue divided by sales, EIA-861 Sales to Ultimate Customers, 2025, released October 7, 2026. Texas wires utilities come from the Delivery Companies file. The price and bill use bundled service. Customer count: 1,961,108, the largest residential count across service types.
Estimate a bill
Tariff total
$136.60
RS · All months · effective 2026-01-01
Base schedule. Fuel and the riders listed below are billed on their own lines.
- Fixed monthly charge$14.00
- Energy charge · 1,000 kWh × 12.2603¢$122.60
Source: Duke Energy Carolinas Schedule RS, NC Fifty-Ninth Revised Leaf No. 11, checked 2026-10-10. Tariff document
Not included: Clean Energy Portfolio Standard rider (Leaf 68); Fuel Cost Adjustment (Leaf 60), Energy Efficiency (Leaf 62), Existing DSM (Leaf 64); BPM Prospective (Leaf 105), BPM True-Up (Leaf 106), CPRE (Leaf 127), EDIT-4 (Leaf 131), CAR (Leaf 144); Any rider on later leaves of the same tariff that the leaf says must be added to the energy charge; Sales tax.
- Basic customer charge $14.00 per month and energy charge 12.2603¢/kWh, effective for service rendered on and after January 1, 2026. NCUC Docket No. E-7, Subs 1276 and 1325.
- The leaf says the approved rider cents must be added to 12.2603¢. Those rider amounts are not in this total. The EIA all-in average on the utility page is the separate full-year figure.
- Qualifying SSI customers have a lower experimental rate: 11.0343¢ for the first 350 kWh, maximum discount $4.29. The total above is the standard schedule.
2025 EIA average
$134.10
13.41¢/kWh × 1,000 kWh. Bundled residential average, EIA-861 2025. The customer charge is already folded into this average, so it stands beside a tariff total rather than being added to it.
Annual history
| Year | ¢/kWh | Avg. bill | Avg. kWh | Customers |
|---|---|---|---|---|
| 2015 | 10.62¢ | $113.69 | 1,070.5 | 1,646,664 |
| 2016 | 10.42¢ | $112.38 | 1,078.7 | 1,669,923 |
| 2017 | 10.18¢ | $102.30 | 1,005.4 | 1,693,953 |
| 2018 | 10.14¢ | $111.29 | 1,097.4 | 1,719,715 |
| 2019 | 10.36¢ | $108.22 | 1,044.5 | 1,755,222 |
| 2020 | 10.36¢ | $104.12 | 1,004.6 | 1,788,300 |
| 2021 | 10.26¢ | $104.34 | 1,016.9 | 1,819,801 |
| 2022 | 10.44¢ | $108.96 | 1,043.5 | 1,837,991 |
| 2023 | 11.88¢ | $112.88 | 949.9 | 1,874,207 |
| 2024 | 13.94¢ | $137.16 | 984.0 | 1,919,372 |
| 2025 | 13.41¢ | $133.63 | 996.2 | 1,961,108 |
EIA-861, 2015–2025, using the same service type as the 2025 figure. A blank year means that service was not in the file.
Counties
Alamance, Alexander, Anson, Buncombe, Burke, Cabarrus, Caldwell, Caswell, Catawba, Chatham, Cherokee, Clay, Cleveland, Davidson, Davie, Durham, Forsyth, Gaston, Graham, Granville, Guilford, Henderson, Iredell, Jackson, Lincoln, Macon, McDowell, Mecklenburg, Orange, Person, Polk, Randolph, Rockingham, Rowan, Rutherford, Stanly, Stokes, Surry, Swain, Transylvania, Union, Wake, Wilkes, Yadkin.
EIA-861 Service Territory, 2025. A listed county is the county EIA recorded. It does not mean every address in the county is served. Open this utility in the bill calculator · Rate history tool