Duke Energy Carolinas, LLC electricity rates in North Carolina, 2025
Duke Energy Carolinas, LLC’s 1,961,108 residential customers paid an average of 13.41¢ per kWh in 2025, 4% below the North Carolina average of 14.00¢. The typical home used 996 kWh a month, for an average bill of $134.
- 13.41¢avg ¢/kWh (2025)−0.53¢ (-3.8%) vs 2024
- $134Avg monthly billNorth Carolina: $146
- 996 kWhAvg monthly useNorth Carolina: 1,044 kWh
- 1,961,108Residential customersFull-service utility
| Sector | Customers | Sales (MWh) | Revenue | ¢/kWh 2025 | ¢/kWh 2024 | Change |
|---|---|---|---|---|---|---|
| Residential | 1,961,108 | 23,445,019 | $3,144,752,000 | 13.41¢ | 13.94¢ | −0.53¢ (-3.8%) |
| Commercial | 309,423 | 24,703,201 | $2,285,250,000 | 9.25¢ | 9.87¢ | −0.62¢ (-6.3%) |
| Industrial | 4,364 | 11,601,349 | $896,002,000 | 7.72¢ | 7.80¢ | −0.08¢ (-1.0%) |
| Transportation | 1 | 12,494 | $1,225,000 | 9.80¢ | 10.28¢ | −0.48¢ (-4.6%) |
| All sectors | 2,274,896 | 59,762,063 | $6,327,229,000 | 10.59¢ | 11.04¢ | −0.45¢ (-4.1%) |
How Duke Energy Carolinas, LLC compares
- North Carolina residential average, 2025: 14.00¢ per kWh, 1,044 kWh a month, $146 average bill. U.S. average: 17.23¢, 874 kWh, $151.
- Among 51 full-service utilities in North Carolina with at least 1,000 residential customers, Duke Energy Carolinas, LLC ranks 27 of 51 from lowest to highest average price.
- Latest monthly figure: North Carolina homes paid 14.95¢ per kWh in August 2026 (preliminary), against 14.59¢ in August 2025. Summer months often run higher than the annual average.
- From 2024 to 2025 this average fell 3.8%; the state average fell 1.0%.
- Duke Energy Carolinas, LLC is an investor-owned utility, a private company whose rates are set by the state utility commission. Balancing authority: DUK.
Where Duke Energy Carolinas, LLC serves
EIA lists 44 North Carolina counties in its 2025 service territory: 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, and 4 more.
558 ZIP codes are matched to Duke Energy Carolinas, LLC in NREL’s 2024 ZIP file: 27006, 27007, 27009, 27010, 27011, 27012, 27013, 27014, 27016, 27017, 27018, 27019, 27020, 27021, 27022, 27023, 27024, 27025, 27027, 27028, 27030, 27031, 27040, 27041, 27042, 27043, 27045, 27046, 27047, 27048, 27049, 27050, 27051, 27052, 27053, 27054, 27055, 27094, 27098, 27099, 27101, 27102, 27103, 27104, 27105, 27106, 27107, 27108, 27109, 27110, 27111, 27113, 27114, 27115, 27116, 27117, 27120, 27127, 27130, 27150, and 498 more. Utility boundaries do not follow ZIP lines, so a ZIP can have more than one provider.
North Carolina full-service utilities with similar rates
| Provider | ¢/kWh | Avg bill | Customers |
|---|---|---|---|
| City of Washington (NC) | 12.98¢ | $135 | 11,572 |
| Rutherford Elec Member Corp | 13.02¢ | $149 | 72,060 |
| City of Rocky Mount (NC) | 13.16¢ | $144 | 24,395 |
| Mountain Electric Coop, Inc | 13.17¢ | $129 | 15,494 |
| Tri-County Elec Member Corp (NC) | 13.29¢ | $172 | 22,887 |
| Brunswick Electric Member Corp | 13.34¢ | $144 | 108,087 |
| Jones-Onslow Elec Member Corp | 13.39¢ | $151 | 81,070 |
| Town of Murphy (NC) | 13.39¢ | $147 | 3,725 |
Sources
- U.S. Energy Information Administration, Annual Electric Power Industry Report, Form EIA-861, 2025 final data (f8612025.zip, file dated October 7, 2026): Sales to Ultimate Customers, Average Monthly Bill and Service Territory tables.
- EIA Form EIA-861, 2024 final data (f8612024.zip, file dated December 4, 2025), for the 2024 comparison.
- EIA Electric Power Monthly, Table 5.6.A (average price by state, August 2026 and August 2025; 2026 values are preliminary), file dated October 22, 2026.
- National Renewable Energy Laboratory via OpenEI, U.S. Electric Utility Companies and Rates: Look-up by Zipcode (2024) (investor-owned and other utilities, files dated November 10, 2025), used only to match ZIP codes to utilities.
Average price = residential revenue ÷ residential kWh sold, as reported to EIA. It includes fixed monthly charges, taxes passed through in revenue and seasonal tiers, averaged over the year. Your own rate depends on your tariff and usage.
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