Iowa vs Tennessee Electricity Rates (2026)
Tennessee has 14.7% cheaper electricity than Iowa. Tennessee residents pay 12.91¢/kWh compared to 15.14¢/kWh in Iowa, saving about $14.00/month on average.
Iowa
15.14¢
per kWh
$128/mo
Tennessee
12.91¢
per kWh
$142/mo
Detailed Rate Comparison
| Metric | Iowa | Tennessee | National Avg |
|---|---|---|---|
| Residential Rate | 15.14¢/kWh | 12.91¢/kWh | 17.22¢/kWh |
| Commercial Rate | 13.27¢/kWh | 11.38¢/kWh | - |
| Industrial Rate | 7.45¢/kWh | 7.33¢/kWh | - |
| Avg Monthly Bill | $128 | $142 | $134 |
| Renewable Energy | 62.0% | 13.0% | ~22% |
| Primary Source | Wind | Nuclear | - |
Appliance Running Costs: Iowa vs Tennessee
Monthly cost to run common household appliances in each state.
| Appliance | IA | TN | Savings |
|---|---|---|---|
| Air Purifier | $5.45 | $4.65 | TN saves $0.80 |
| Blender | $0.18 | $0.15 | TN saves $0.03 |
| CFL Bulb (13W) | $0.47 | $0.40 | TN saves $0.07 |
| Cable / Satellite Box | $3.82 | $3.25 | TN saves $0.56 |
| Ceiling Fan | $4.09 | $3.49 | TN saves $0.60 |
| Central Air Conditioner | $127.18 | $108.44 | TN saves $18.73 |
| Chest Freezer | $8.72 | $7.44 | TN saves $1.28 |
| Clothes Dryer (Electric) | $13.63 | $11.62 | TN saves $2.01 |
| Coffee Maker | $1.02 | $0.87 | TN saves $0.15 |
| Crypto Mining Rig | $163.51 | $139.43 | TN saves $24.08 |
| Dehumidifier | $16.35 | $13.94 | TN saves $2.41 |
| Desktop Computer | $7.27 | $6.20 | TN saves $1.07 |
| Dishwasher | $8.18 | $6.97 | TN saves $1.20 |
| Electric Baseboard Heater | $45.42 | $38.73 | TN saves $6.69 |
| Electric Fireplace | $25.44 | $21.69 | TN saves $3.75 |
Bottom Line: Iowa vs Tennessee
Tennessee is the more affordable state for electricity, with rates 14.7% lower than Iowa. An average household would save about $168.00/year by living in Tennessee.
Iowa gets its electricity primarily from Wind with 62.0% renewable, while Tennessee relies on Nuclear with 13.0% renewable.
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Frequently Asked Questions
Is electricity cheaper in Iowa or Tennessee?
Electricity is cheaper in Tennessee at 12.91¢/kWh compared to Iowa at 15.14¢/kWh. That's a 14.7% difference, saving about $14.00/month on an average residential bill.
What is the average electricity bill in Iowa vs Tennessee?
The average monthly electricity bill is $128 in Iowa and $142 in Tennessee. The national average is $134.
Which state uses more renewable energy, Iowa or Tennessee?
Iowa has a higher renewable energy percentage at 62.0%, compared to 13.0% in Tennessee.
What are the main energy sources in Iowa and Tennessee?
Iowa primarily uses Wind, while Tennessee relies on Nuclear.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)