Illinois vs Washington Electricity Rates (2026)
Washington has 30.8% cheaper electricity than Illinois. Washington residents pay 11.26¢/kWh compared to 16.27¢/kWh in Illinois, saving about $9.00/month on average.
Illinois
16.27¢
per kWh
$115/mo
Washington
11.26¢
per kWh
$106/mo
Detailed Rate Comparison
| Metric | Illinois | Washington | National Avg |
|---|---|---|---|
| Residential Rate | 16.27¢/kWh | 11.26¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.38¢/kWh | 9.56¢/kWh | - |
| Industrial Rate | 8.14¢/kWh | 5.23¢/kWh | - |
| Avg Monthly Bill | $115 | $106 | $134 |
| Renewable Energy | 13.0% | 74.0% | ~22% |
| Primary Source | Nuclear | Hydroelectric | - |
Appliance Running Costs: Illinois vs Washington
Monthly cost to run common household appliances in each state.
| Appliance | IL | WA | Savings |
|---|---|---|---|
| Air Purifier | $5.86 | $4.05 | WA saves $1.80 |
| Blender | $0.20 | $0.14 | WA saves $0.06 |
| CFL Bulb (13W) | $0.51 | $0.35 | WA saves $0.16 |
| Cable / Satellite Box | $4.10 | $2.84 | WA saves $1.26 |
| Ceiling Fan | $4.39 | $3.04 | WA saves $1.35 |
| Central Air Conditioner | $136.67 | $94.58 | WA saves $42.08 |
| Chest Freezer | $9.37 | $6.49 | WA saves $2.89 |
| Clothes Dryer (Electric) | $14.64 | $10.13 | WA saves $4.51 |
| Coffee Maker | $1.10 | $0.76 | WA saves $0.34 |
| Crypto Mining Rig | $175.72 | $121.61 | WA saves $54.11 |
| Dehumidifier | $17.57 | $12.16 | WA saves $5.41 |
| Desktop Computer | $7.81 | $5.40 | WA saves $2.40 |
| Dishwasher | $8.79 | $6.08 | WA saves $2.71 |
| Electric Baseboard Heater | $48.81 | $33.78 | WA saves $15.03 |
| Electric Fireplace | $27.33 | $18.92 | WA saves $8.42 |
Bottom Line: Illinois vs Washington
Washington is the more affordable state for electricity, with rates 30.8% lower than Illinois. An average household would save about $108.00/year by living in Washington.
Illinois gets its electricity primarily from Nuclear with 13.0% renewable, while Washington relies on Hydroelectric with 74.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Illinois or Washington?
Electricity is cheaper in Washington at 11.26¢/kWh compared to Illinois at 16.27¢/kWh. That's a 30.8% difference, saving about $9.00/month on an average residential bill.
What is the average electricity bill in Illinois vs Washington?
The average monthly electricity bill is $115 in Illinois and $106 in Washington. The national average is $134.
Which state uses more renewable energy, Illinois or Washington?
Washington has a higher renewable energy percentage at 74.0%, compared to 13.0% in Illinois.
What are the main energy sources in Illinois and Washington?
Illinois primarily uses Nuclear, while Washington relies on Hydroelectric.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)