Delaware vs Illinois Electricity Rates (2026)
Delaware has 8.2% cheaper electricity than Illinois. Delaware residents pay 14.94¢/kWh compared to 16.27¢/kWh in Illinois, saving about $16.00/month on average.
Delaware
14.94¢
per kWh
$131/mo
Illinois
16.27¢
per kWh
$115/mo
Detailed Rate Comparison
| Metric | Delaware | Illinois | National Avg |
|---|---|---|---|
| Residential Rate | 14.94¢/kWh | 16.27¢/kWh | 17.22¢/kWh |
| Commercial Rate | 11.68¢/kWh | 11.38¢/kWh | - |
| Industrial Rate | 9.38¢/kWh | 8.14¢/kWh | - |
| Avg Monthly Bill | $131 | $115 | $134 |
| Renewable Energy | 5.0% | 13.0% | ~22% |
| Primary Source | Natural Gas | Nuclear | - |
Appliance Running Costs: Delaware vs Illinois
Monthly cost to run common household appliances in each state.
| Appliance | DE | IL | Savings |
|---|---|---|---|
| Air Purifier | $5.38 | $5.86 | DE saves $0.48 |
| Blender | $0.18 | $0.20 | DE saves $0.02 |
| CFL Bulb (13W) | $0.47 | $0.51 | DE saves $0.04 |
| Cable / Satellite Box | $3.76 | $4.10 | DE saves $0.34 |
| Ceiling Fan | $4.03 | $4.39 | DE saves $0.36 |
| Central Air Conditioner | $125.50 | $136.67 | DE saves $11.17 |
| Chest Freezer | $8.61 | $9.37 | DE saves $0.77 |
| Clothes Dryer (Electric) | $13.45 | $14.64 | DE saves $1.20 |
| Coffee Maker | $1.01 | $1.10 | DE saves $0.09 |
| Crypto Mining Rig | $161.35 | $175.72 | DE saves $14.36 |
| Dehumidifier | $16.14 | $17.57 | DE saves $1.44 |
| Desktop Computer | $7.17 | $7.81 | DE saves $0.64 |
| Dishwasher | $8.07 | $8.79 | DE saves $0.72 |
| Electric Baseboard Heater | $44.82 | $48.81 | DE saves $3.99 |
| Electric Fireplace | $25.10 | $27.33 | DE saves $2.23 |
Bottom Line: Delaware vs Illinois
Delaware is the more affordable state for electricity, with rates 8.2% lower than Illinois. An average household would save about $192.00/year by living in Delaware.
Delaware gets its electricity primarily from Natural Gas with 5.0% renewable, while Illinois relies on Nuclear with 13.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Delaware or Illinois?
Electricity is cheaper in Delaware at 14.94¢/kWh compared to Illinois at 16.27¢/kWh. That's a 8.2% difference, saving about $16.00/month on an average residential bill.
What is the average electricity bill in Delaware vs Illinois?
The average monthly electricity bill is $131 in Delaware and $115 in Illinois. The national average is $134.
Which state uses more renewable energy, Delaware or Illinois?
Illinois has a higher renewable energy percentage at 13.0%, compared to 5.0% in Delaware.
What are the main energy sources in Delaware and Illinois?
Delaware primarily uses Natural Gas, while Illinois relies on Nuclear.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)