Electricity prices in South Dakota
What homes in South Dakota pay for electricity, from EIA.
Headlines
- Average price
- 14.2¢ a kWh
- Up 7.6% on a year ago
- Average bill
- $140 a month
- Up 5.2% on a year ago
- Average use
- 986 kWh
- A month. US 870 kWh
- Price rank
- 36 of 51
- 1 is the most expensive
Over the 12 months to July 2026, South Dakota homes paid 14.2¢ a kWh, against a US average of 18.0¢.
South Dakota vs the US
| South Dakota | US | |
|---|---|---|
| Average price, 12 months to July 2026 | 14.2¢ | 18.0¢ |
| Price in July 2026 | 15.4¢ | 18.3¢ |
| Average monthly bill, 12 months | $140 | $156 |
| Bill in July 2026 | $176 | $212 |
| Average monthly use | 986 kWh | 870 kWh |
| Price change, past year | +7.6% | +6.6% |
| Price change since 2019 | +23% | +38% |
Electricity price
Average residential price a kilowatt-hour, by month.
Up to and including July 2026
| Month | Cents a kWh |
|---|---|
| July 2026 | 15.37¢ |
| June 2026 | 15.36¢ |
| May 2026 | 15.73¢ |
| April 2026 | 14.52¢ |
| March 2026 | 14.29¢ |
| February 2026 | 13.24¢ |
| January 2026 | 13.60¢ |
| December 2025 | 12.51¢ |
| November 2025 | 13.81¢ |
| October 2025 | 14.09¢ |
| September 2025 | 14.76¢ |
| August 2025 | 13.98¢ |
| July 2025 | 14.52¢ |
| June 2025 | 14.22¢ |
| May 2025 | 14.33¢ |
| April 2025 | 13.37¢ |
| March 2025 | 12.75¢ |
| February 2025 | 11.84¢ |
| January 2025 | 12.08¢ |
| December 2024 | 12.27¢ |
| November 2024 | 13.27¢ |
| October 2024 | 13.66¢ |
| September 2024 | 13.84¢ |
| August 2024 | 13.64¢ |
Monthly price, bill, use and natural gas price for South Dakota, as a gzipped CSV.
Download CSV (gzip)Source: EIA Electric Power Monthly. Revenue over kilowatt-hours sold, including fixed charges.
Average monthly bill
What an average home pays a month. Bills peak in summer and winter.
Up to and including July 2026
| Month | Bill |
|---|---|
| July 2026 | $176 |
| June 2026 | $133 |
| May 2026 | $127 |
| April 2026 | $129 |
| March 2026 | $144 |
| February 2026 | $147 |
| January 2026 | $173 |
| December 2025 | $147 |
| November 2025 | $121 |
| October 2025 | $115 |
| September 2025 | $126 |
| August 2025 | $144 |
| July 2025 | $157 |
| June 2025 | $124 |
| May 2025 | $112 |
| April 2025 | $115 |
| March 2025 | $138 |
| February 2025 | $153 |
| January 2025 | $163 |
| December 2024 | $146 |
| November 2024 | $116 |
| October 2024 | $109 |
| September 2024 | $124 |
| August 2024 | $141 |
Monthly price, bill, use and natural gas price for South Dakota, as a gzipped CSV.
Download CSV (gzip)Source: EIA Electric Power Monthly. EIA's own method for its average bill table.
Natural gas price
Average residential price a thousand cubic feet, by month. Summer prices are high because fixed charges are spread over little gas.
Up to and including July 2026
| Month | Price a Mcf |
|---|---|
| July 2026 | $17.77 |
| June 2026 | $15.26 |
| May 2026 | $10.95 |
| April 2026 | $10.86 |
| March 2026 | $11.23 |
| February 2026 | $11.29 |
| January 2026 | $9.42 |
| December 2025 | $8.78 |
| November 2025 | $8.23 |
| October 2025 | $12.20 |
| September 2025 | $17.48 |
| August 2025 | $18.45 |
| July 2025 | $19.60 |
| June 2025 | $14.54 |
| May 2025 | $12.12 |
| April 2025 | $11.24 |
| March 2025 | $10.09 |
| February 2025 | $8.77 |
| January 2025 | $8.18 |
| December 2024 | $7.82 |
| November 2024 | $7.44 |
| October 2024 | $13.03 |
| September 2024 | $16.49 |
| August 2024 | $17.20 |
Monthly price, bill, use and natural gas price for South Dakota, as a gzipped CSV.
Download CSV (gzip)Source: EIA Natural Gas Monthly.
Utilities in South Dakota
Past 12 months, utilities with 10,000 homes or more. These utilities serve 66% of homes in South Dakota; smaller utilities serve the rest.
| Xcel Energy (Northern States Power Minnesota)Investor-owned | 14.8¢ | +6.5% |
| Black Hills PowerInvestor-owned | 15.4¢ | +5.3% |
| NorthWestern EnergyInvestor-owned | 14.1¢ | +9.8% |
| Sioux Valley SW Electric CooperativeCooperative | 14.9¢ | +11% |
| Southeastern Electric CooperativeCooperative | 13.8¢ | +7.1% |
| West River Electric AssociationCooperative | 16.1¢ | +9.0% |
| Watertown Municipal UtilitiesMunicipal | 9.4¢ | +2.3% |
| City of BrookingsMunicipal | 11.0¢ | +0.3% |
Heating fuels in South Dakota: propane.