Electricity rates — Duke Energy Carolinas, LLC
Duke Energy Carolinas, LLC's customers paid 13.9¢ per kWh in 2024, riders included (EIA-861): about $137 a month for 984 kWh. RS (Residential Service), the lowest of 1 open plan at 1,000 kWh a month, comes to $1,699 a year. Schedule retrieved October 8, 2026.
Every priced Duke Energy Carolinas, LLC plan, 1,000 kWh/mo
| Plan | Per year | vs cheapest | Effective |
|---|---|---|---|
| RS (Residential Service)✓ cheapestflat rate · in effect since January 2026 | $1,698.72 | — | 14.2¢ |
| Priced but not ranked — restricted, older, or not verifiable as a bill | |||
| RT (Residential Service Time of Use)time-of-use · demand charge · in effect since January 2026 · billed on peak kW, which monthly use cannot price; not ranked | $1,373.10 | −$325.62 | 11.4¢ |
| RETC (Residential Service All-Electric Time of Use with Critical Peak Pricing))time-of-use · in effect since January 2026 · critical-peak event days, priced here as if every day were one | $1,499.78 | −$198.94 | 12.5¢ |
| ES (Residential Service Energy Star, All-Electric)priced by season · tiered · in effect since January 2026 · needs an all-electric home | $1,555.19 | −$143.53 | 13.0¢ |
| RSTC (Residential Service Time of Use with Critical Peak Pricing)time-of-use · in effect since January 2026 · critical-peak event days, priced here as if every day were one | $1,584.72 | −$114.00 | 13.2¢ |
| ES (Residential Service Energy Star, Standard)flat rate · in effect since January 2026 · needs qualifying appliances | $1,625.04 | −$73.68 | 13.5¢ |
| RE (Residential Electric Water Heating and Space Conditioning)priced by season · tiered · in effect since January 2026 · needs electric heating | $1,625.08 | −$73.64 | 13.5¢ |
Price Duke Energy Carolinas, LLC’s plans at your own usage — and see what moving from your current plan would save.
What the one Duke Energy Carolinas, LLC plan ranked here costs at each level of use
- 500 kWh/mo — $933.36 (RS (Residential Service)), the one plan ranked here
- 1,000 kWh/mo — $1,698.72 (RS (Residential Service)), the one plan ranked here
- 2,000 kWh/mo — $3,229.32 (RS (Residential Service)), the one plan ranked here
What a typical Duke Energy Carolinas, LLC bill costs
At 1,000 kWh a month one plan here is open to any household — RS (Residential Service), at $1,698.72 a year. There is no cheaper option to move to, only the restricted schedules priced below.
Effective rates come to 14.2¢ per kWh at that usage.
What Duke Energy Carolinas, LLC's customers were billed in 2024
Priced at 984 kWh a month, what Duke Energy Carolinas, LLC's customers used on average, its open plans come within 2% of what EIA reports they were billed in 2024: the plans here describe its bills well.
| Ownership, as EIA classes it | Investor-owned |
|---|---|
| Full-service homes in North Carolina | 1,919,372 |
| Share of North Carolina's households | 38% |
| Average use per home | 984 kWh a month |
| Average bill per home | $137.16 a month |
| Billed per kWh, riders included | 13.9¢ |
| Median open plan here, at that use | 14.2¢ |
Duke Energy Carolinas, LLC in U.S. Energy Information Administration, Form EIA-861, 2024 (Sales_Ult_Cust_2024.xlsx), retrieved September 23, 2026.
How the RS (Residential Service) bill at 1,000 kWh has moved since 2014
Duke Energy Carolinas, LLC's RS (Residential Service) cost $107.18 a month under its July 2014 version and costs $141.56 under its January 2026 one, 32% more. Its biggest single step, in September 2023, added $26.31 (25%). In North Carolina, EIA's average price rose 26% between 2014 and 2025.
Every version of RS (Residential Service)
| Took effect | At 1,000 kWh | Change | Record |
|---|---|---|---|
| January 2026 | $141.56 | +$7.67 (+5.7%) | URDB |
| January 2025 | $133.89 | −$5.73 (−4.1%) | URDB |
| January 2024 | $139.62 | +$8.50 (+6.5%) | URDB |
| September 2023 | $131.12 | +$26.31 (+25.1%) | URDB |
| July 2022 | $104.81 | −$0.78 (−0.7%) | URDB |
| June 2021 | $105.59 | −$0.43 (−0.4%) | URDB |
| December 2019 | $106.02 | $0.00 (0.0%) | URDB |
| January 2019 | $106.02 | +$1.17 (+1.1%) | URDB |
| January 2018 | $104.85 | +$0.87 (+0.8%) | URDB |
| January 2017 | $103.98 | $0.00 (0.0%) | URDB |
| December 2015 | $103.98 | −$3.20 (−3.0%) | URDB |
| July 2014 | $107.18 | First on record | URDB |
In the guides: Why electricity rates change
How it compares
Among the 100 utilities indexed, Duke Energy Carolinas, LLC's cheapest open plan is the 37th-lowest, 8% less than their median of $1,849.47. It sits between City of Colorado Springs, Colorado (Utility Company) ($1,686.22) and Cleco Power LLC ($1,729.73).
In North Carolina it is the 2nd-dearest of the 5 utilities indexed; Virginia Electric & Power Co (North Carolina) starts lowest, at $1,449.36.
None of Duke Energy Carolinas, LLC's plans open to any household has a tiered step or a seasonal price in this data: a kWh costs the same however much is used and whatever the month.
Which plan from Duke Energy Carolinas, LLC is cheapest as use rises
RS (Residential Service) is cheapest at every level tested — $933.36 a year at 500 kWh a month, $3,229.32 at 2,000 kWh.
Cheapest 6 plans at 1,000 kWh a month
RS (Residential Service) — $1,698.72 a year, 14.2¢ per kWh effective, flat rate. It carries a $14.00 monthly standing charge. In effect since January 2026.
RT (Residential Service Time of Use) — $1,373.10 a year, 11.4¢ per kWh effective, time-of-use and demand-charged. It carries a $14.00 monthly standing charge. In effect since January 2026. Not ranked: it bills on peak demand, which monthly use cannot price.
RETC (Residential Service All-Electric Time of Use with Critical Peak Pricing)) — $1,499.78 a year, 12.5¢ per kWh effective, time-of-use. It carries a $14.00 monthly standing charge. In effect since January 2026. Restricted: critical-peak event days, priced here as if every day were one.
ES (Residential Service Energy Star, All-Electric) — $1,555.19 a year, 13.0¢ per kWh effective, tiered and priced by season. It carries a $14.00 monthly standing charge. In effect since January 2026. Restricted: needs an all-electric home.
RSTC (Residential Service Time of Use with Critical Peak Pricing) — $1,584.72 a year, 13.2¢ per kWh effective, time-of-use. It carries a $14.00 monthly standing charge. In effect since January 2026. Restricted: critical-peak event days, priced here as if every day were one.
ES (Residential Service Energy Star, Standard) — $1,625.04 a year, 13.5¢ per kWh effective, flat rate. It carries a $14.00 monthly standing charge. In effect since January 2026. Restricted: needs qualifying appliances.
How Duke Energy Carolinas, LLC's plans are structured
Of 7 priceable plans: 2 tiered, 3 time-of-use, 2 priced by season, 1 with demand charges, 2 flat-rate.
Every plan carries a $14.00 fixed monthly charge.
Duke Energy Carolinas, LLC's published schedules
Duke Energy Carolinas, LLC was found serving Charlotte, North Carolina. 7 of its 7 published residential schedules can be priced.
What the Duke Energy Carolinas, LLC figures do not cover
3 of these plans price by the hour; their figures assume the typical hourly pattern of homes in North Carolina, not this household's own hours.