15.37¢ per kWh in South Dakota (July 2026)
That is about $0.15 for each kilowatt-hour (kWh), the unit on your electric bill (100¢ = $1). Average residential price reported by the U.S. Energy Information Administration; recent months are preliminary.
- 16% below the U.S. average of 18.31¢.
- Ranks 34 of 51 (1 = most expensive), counting the 50 states and D.C.
- 17 states (or D.C.) have cheaper home electricity than South Dakota.
- +5.9% compared with July 2025 (14.52¢).
What it costs to run a device in South Dakota
Find the wattage on the device's label or in its manual, then read across. Cost = watts ÷ 1,000 × hours × price per kWh.
| Wattage | Per hour | 8 h/day, 30 days |
|---|---|---|
| 10 W | $0.002 | $0.37 |
| 60 W | $0.009 | $2.21 |
| 100 W | $0.015 | $3.69 |
| 500 W | $0.077 | $18.44 |
| 1,000 W | $0.15 | $36.89 |
| 1,500 W | $0.23 | $55.33 |
| 5,000 W | $0.77 | $184.44 |
Monthly use at this average price
| Monthly use | Cost |
|---|---|
| 500 kWh | $76.85 |
| 750 kWh | $115.28 |
| 1,000 kWh | $153.70 |
| 1,500 kWh | $230.55 |
Your bill depends on your utility's rate plan, fixed monthly charges, time-of-use pricing and taxes. The average price is total residential revenue divided by electricity sold, so it is a guide, not your exact rate. Check your bill for your price per kWh.
Calculate a specific appliance
Sources and method
- Electric Power Monthly, Table 5.6.A: Average Price of Electricity to Ultimate Customers by End-Use Sector, by State, U.S. Energy Information Administration (EIA)
Residential sector, cents per kilowatthour. Recent months are preliminary EIA estimates and may be revised.
Data last checked: October 4, 2026.