South Dakota electricity prices, June 2026
- Month
- June 2026, preliminary
- File
- Form EIA-861M
- Price among 51
- 33rd from the highest
The average residential price in South Dakota was 15.36 cents per kilowatt-hour (kWh) in June 2026. Preliminary
In June 2025, the price was 14.22 cents per kWh. The June 2026 price was 1.14 cents per kWh higher than the June 2025 price.
The US average was 18.34 cents per kWh in June 2026. In June 2026, South Dakota had the 33rd highest average residential price among the 50 states and the District of Columbia.
The average bill of a residential customer for the month was $133.30, for 868 kWh. A bill for one month changes with the season.
EIA marks this month as preliminary. EIA adjusts the months of a year when the final Form EIA-861 data for the year are ready.
Average price of electricity to ultimate consumers represents the cost per unit of electricity sold and is calculated by dividing electric revenue from ultimate consumers by the corresponding sales of electricity.
The average price of electricity to ultimate consumers reported in this publication by sector represents a weighted average of consumer revenue and sales, and does not equal the per kWh rate charged by the electric power industry participant to the individual consumers.
EIA's words. Source: U.S. Energy Information Administration, Electric Power Monthly, Technical notes, section "Form EIA-861" (March 2024). "This publication" is the Electric Power Monthly.
In plain words: the average price is revenue divided by sales. It is not the rate on a rate schedule. The figures on this page are EIA's own state averages. Monthly data through .
Average price by sector
Cents per kWh
| Sector | Jun 2026 cents per kWh | Jun 2025 cents per kWh | Change percent | US, Jun 2026 cents per kWh |
|---|---|---|---|---|
| Residential | 15.36 | 14.22 | +8.0% | 18.34 |
| Commercial | 11.35 | 11.28 | +0.6% | 14.19 |
| Industrial | 9.44 | 8.77 | +7.6% | 9.17 |
| All sectors | 12.25 | 11.67 | +5.0% | 14.48 |
Sales, customers and bill
Residential, unless the row says all sectors
| Figure | Jun 2026 | Jun 2025 | Change percent |
|---|---|---|---|
| Residential sales | 389.7 GWh | 385.5 GWh | +1.1% |
| Sales, all sectors | 1.1 TWh | 1.1 TWh | +2.9% |
| Residential customers | 449,162 | 443,500 | +1.3% |
| Average residential bill (dollars in the month) | $133.30 | $123.64 | +7.8% |
| Average residential use (kWh in the month) | 868 | 869 | -0.1% |
| US residential price (cents per kWh) | 18.34 | 17.47 | +5.0% |
The 25 months to June 2026
Form EIA-861M
South Dakota, residentialUS, residential
Where the figures come from
Source: U.S. Energy Information Administration, Form EIA-861M sales and revenue workbook (state by sector and month). EIA status of this month: preliminary. The series runs through July 2026. The average price is revenue divided by sales. The average bill is residential revenue divided by residential customers. The annual figures of each utility are on the South Dakota page.
Questions about June 2026 in South Dakota
- What did businesses pay for electricity in South Dakota in June 2026?
- The average commercial price was 11.35 cents per kWh. The average industrial price was 9.44 cents per kWh. The average for all sectors was 12.25 cents per kWh.
- How much electricity did residential customers in South Dakota buy in June 2026?
- Residential customers bought 389.7 GWh of electricity in June 2026. One GWh is 1,000,000 kWh. The quantity was 1.1% higher than the quantity in June 2025.
- How many residential customers did South Dakota have in June 2026?
- South Dakota had 449,162 residential customers in June 2026. The number was 1.3% higher than the number in June 2025. A customer is one account or one meter, not one person.