South Dakota vs Washington Electricity Rates (2026)
Washington has 18.0% cheaper electricity than South Dakota. Washington residents pay 11.26¢/kWh compared to 13.74¢/kWh in South Dakota, saving about $27.00/month on average.
South Dakota
13.74¢
per kWh
$133/mo
Washington
11.26¢
per kWh
$106/mo
Detailed Rate Comparison
| Metric | South Dakota | Washington | National Avg |
|---|---|---|---|
| Residential Rate | 13.74¢/kWh | 11.26¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.52¢/kWh | 9.56¢/kWh | - |
| Industrial Rate | 9.11¢/kWh | 5.23¢/kWh | - |
| Avg Monthly Bill | $133 | $106 | $134 |
| Renewable Energy | 35.0% | 74.0% | ~22% |
| Primary Source | Wind | Hydroelectric | - |
Appliance Running Costs: South Dakota vs Washington
Monthly cost to run common household appliances in each state.
| Appliance | SD | WA | Savings |
|---|---|---|---|
| Air Purifier | $4.95 | $4.05 | WA saves $0.89 |
| Blender | $0.16 | $0.14 | WA saves $0.03 |
| CFL Bulb (13W) | $0.43 | $0.35 | WA saves $0.08 |
| Cable / Satellite Box | $3.46 | $2.84 | WA saves $0.62 |
| Ceiling Fan | $3.71 | $3.04 | WA saves $0.67 |
| Central Air Conditioner | $115.42 | $94.58 | WA saves $20.83 |
| Chest Freezer | $7.91 | $6.49 | WA saves $1.43 |
| Clothes Dryer (Electric) | $12.37 | $10.13 | WA saves $2.23 |
| Coffee Maker | $0.93 | $0.76 | WA saves $0.17 |
| Crypto Mining Rig | $148.39 | $121.61 | WA saves $26.78 |
| Dehumidifier | $14.84 | $12.16 | WA saves $2.68 |
| Desktop Computer | $6.60 | $5.40 | WA saves $1.19 |
| Dishwasher | $7.42 | $6.08 | WA saves $1.34 |
| Electric Baseboard Heater | $41.22 | $33.78 | WA saves $7.44 |
| Electric Fireplace | $23.08 | $18.92 | WA saves $4.17 |
Bottom Line: South Dakota vs Washington
Washington is the more affordable state for electricity, with rates 18.0% lower than South Dakota. An average household would save about $324.00/year by living in Washington.
South Dakota gets its electricity primarily from Wind with 35.0% renewable, while Washington relies on Hydroelectric with 74.0% renewable.
Explore More
Frequently Asked Questions
Is electricity cheaper in South Dakota or Washington?
Electricity is cheaper in Washington at 11.26¢/kWh compared to South Dakota at 13.74¢/kWh. That's a 18.0% difference, saving about $27.00/month on an average residential bill.
What is the average electricity bill in South Dakota vs Washington?
The average monthly electricity bill is $133 in South Dakota and $106 in Washington. The national average is $134.
Which state uses more renewable energy, South Dakota or Washington?
Washington has a higher renewable energy percentage at 74.0%, compared to 35.0% in South Dakota.
What are the main energy sources in South Dakota and Washington?
South Dakota primarily uses Wind, while Washington relies on Hydroelectric.
Was this data helpful?
Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)