Electricity rates in South Dakota
Households in South Dakota paid an average of 15.37¢ per kilowatt-hour in July 2026. That is 16% below the national average of 18.31¢, and the 18th cheapest of the 51 U.S. jurisdictions. Year over year the rate is up 5.9%.
- Average rate
- 15.37¢
- A year ago
- 14.52¢
- U.S. average
- 18.31¢
- Rank
- 18th cheapest
What common appliances cost in South Dakota
Every figure below is this state's rate applied to a stated usage assumption. Follow any row for the full breakdown.
| Appliance | kWh/year | Per month | Per year |
|---|---|---|---|
| Electric car | 3,800 | $48.67 | $584 |
| Electric water heater | 3,500 | $44.83 | $538 |
| Hot tub | 2,500 | $32.02 | $384 |
| Central air conditioner | 2,352 | $30.13 | $362 |
| Heat pump | 2,160 | $27.67 | $332 |
| Pool pump | 1,728 | $22.13 | $266 |
| Electric baseboard heater | 1,350 | $17.29 | $207 |
| Garage refrigerator | 900 | $11.53 | $138 |
| Space heater | 864 | $11.07 | $133 |
| Portable air conditioner | 845 | $10.82 | $130 |
| Electric clothes dryer | 780 | $9.99 | $120 |
| Window air conditioner | 691 | $8.85 | $106 |
| Aquarium | 591 | $7.57 | $90.88 |
| Gaming pc | 584 | $7.48 | $89.76 |
| Well pump | 548 | $7.01 | $84.15 |
| Dehumidifier | 540 | $6.92 | $83.00 |
| Air purifier | 438 | $5.61 | $67.32 |
| Refrigerator | 400 | $5.12 | $61.48 |
| Desktop computer | 400 | $5.12 | $61.48 |
| Electric oven | 333 | $4.26 | $51.15 |
| Dishwasher | 312 | $4.00 | $47.95 |
| Chest freezer | 300 | $3.84 | $46.11 |
| Game console | 219 | $2.81 | $33.66 |
| Coffee maker | 164 | $2.10 | $25.25 |
| 55-inch led tv | 164 | $2.10 | $25.25 |
| Washing machine | 130 | $1.67 | $19.98 |
| Air fryer | 126 | $1.61 | $19.37 |
| Laptop | 120 | $1.54 | $18.44 |
| Box fan | 112 | $1.44 | $17.29 |
| Electric kettle | 110 | $1.40 | $16.83 |
| Microwave | 110 | $1.40 | $16.83 |
| Incandescent bulb | 110 | $1.40 | $16.83 |
| Treadmill | 105 | $1.34 | $16.14 |
| Slow cooker | 96 | $1.23 | $14.76 |
| Hair dryer | 94 | $1.21 | $14.52 |
| Wi-fi router | 88 | $1.12 | $13.46 |
| Ceiling fan | 86 | $1.11 | $13.28 |
| 3d printer | 65 | 83.0¢ | $9.96 |
| Computer monitor | 60 | 76.8¢ | $9.22 |
| Security camera | 44 | 56.1¢ | $6.73 |
| Electric pressure cooker | 42 | 53.8¢ | $6.46 |
| Rice cooker | 42 | 53.8¢ | $6.46 |
| Electric lawn mower | 42 | 53.3¢ | $6.39 |
| Electric blanket | 38 | 49.2¢ | $5.90 |
| Vacuum cleaner | 36 | 46.1¢ | $5.53 |
| Toaster | 35 | 44.9¢ | $5.39 |
| Smart speaker | 26 | 33.7¢ | $4.04 |
| Clothes iron | 16 | 21.1¢ | $2.54 |
| Led bulb | 16 | 21.0¢ | $2.52 |
| String of christmas lights | 7 | 8.6¢ | $1.04 |
The largest single line item on this list in South Dakota is an electric car at $584 a year. The whole list together comes to $4,337 a year, though few households run all of them.
The average South Dakota household's bill was $127.81 a month in 2024. Why it is that number.
The same figures come as a printable South Dakota Home Energy Cost Workbook, with worksheets for auditing and tracking your own usage. See what is in it — the California edition is free to download.
Questions
- What is the average electricity rate in South Dakota?
- 15.37¢ per kilowatt-hour for residential customers in July 2026, according to EIA's Electric Power Monthly.
- Is electricity expensive in South Dakota?
- It ranks 18th cheapest of 51 U.S. jurisdictions, 16% below the national average.
- Why is my bill higher than this rate suggests?
- This is a statewide average of what customers actually paid, so it already blends in fixed charges and taxes across all utilities and plans. Your own utility, rate plan, time-of-use period and tier can each move you well away from the average.