Duke Energy Progress Electricity Rates and Average Bill (South Carolina)
Data through April 2026 (the latest month EIA has published) · Updated July 21, 2026
As of April 2026, Duke Energy Progress's residential customers in South Carolina paid an average effective rate of 16.67¢/kWh with an average monthly bill of $135.21, per EIA Form 861-M data. That rate is 0.4¢ below the South Carolina average of 17.06¢/kWh; the U.S. average is 18.83¢/kWh.
Rate trend vs the South Carolina average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| May 2025 | 14.6 | 140.91 | 965 |
| June 2025 | 13.63 | 185.41 | 1361 |
| July 2025 | 13.8 | 217.58 | 1576 |
| August 2025 | 14.81 | 179.62 | 1213 |
| September 2025 | 15.12 | 148.7 | 983 |
| October 2025 | 14.89 | 122.84 | 825 |
| November 2025 | 14.11 | 145.79 | 1033 |
| December 2025 | 12.98 | 201.81 | 1555 |
| January 2026 | 13.23 | 230.47 | 1742 |
| February 2026 | 15.64 | 218.07 | 1395 |
| March 2026 | 17.3 | 161.15 | 931 |
| April 2026 | 16.67 | 135.21 | 811 |
Duke Energy Progress vs South Carolina vs the U.S.
| Duke Energy Progress | South Carolina | U.S. average | |
|---|---|---|---|
| Rate (April 2026) | 16.67¢/kWh | 17.06¢/kWh | 18.83¢/kWh |
| Average monthly bill | $135.21 | $131.28 | $127.71 |
| Average monthly usage | 811 kWh | 770 kWh | 678 kWh |
| Rate change, 1 year | +11.6% | +7.6% | +7.3% |
Estimate a bill at Duke Energy Progress rates
Worked example: 1,000 kWh at Duke Energy Progress's average effective rate of 16.67¢/kWh is about $166.70. The utility's actual average usage is 811 kWh/month, which produces the $135.21 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full South Carolina rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.