Montana vs Tennessee Electricity Rates (2026)
Montana has 0.8% cheaper electricity than Tennessee. Montana residents pay 12.81¢/kWh compared to 12.91¢/kWh in Tennessee, saving about $35.00/month on average.
Montana
12.81¢
per kWh
$107/mo
Tennessee
12.91¢
per kWh
$142/mo
Detailed Rate Comparison
| Metric | Montana | Tennessee | National Avg |
|---|---|---|---|
| Residential Rate | 12.81¢/kWh | 12.91¢/kWh | 17.22¢/kWh |
| Commercial Rate | 10.92¢/kWh | 11.38¢/kWh | - |
| Industrial Rate | 6.35¢/kWh | 7.33¢/kWh | - |
| Avg Monthly Bill | $107 | $142 | $134 |
| Renewable Energy | 48.0% | 13.0% | ~22% |
| Primary Source | Hydroelectric | Nuclear | - |
Appliance Running Costs: Montana vs Tennessee
Monthly cost to run common household appliances in each state.
| Appliance | MT | TN | Savings |
|---|---|---|---|
| Air Purifier | $4.61 | $4.65 | MT saves $0.04 |
| Blender | $0.15 | $0.15 | MT saves $0.00 |
| CFL Bulb (13W) | $0.40 | $0.40 | MT saves $0.00 |
| Cable / Satellite Box | $3.23 | $3.25 | MT saves $0.03 |
| Ceiling Fan | $3.46 | $3.49 | MT saves $0.03 |
| Central Air Conditioner | $107.60 | $108.44 | MT saves $0.84 |
| Chest Freezer | $7.38 | $7.44 | MT saves $0.06 |
| Clothes Dryer (Electric) | $11.53 | $11.62 | MT saves $0.09 |
| Coffee Maker | $0.86 | $0.87 | MT saves $0.01 |
| Crypto Mining Rig | $138.35 | $139.43 | MT saves $1.08 |
| Dehumidifier | $13.83 | $13.94 | MT saves $0.11 |
| Desktop Computer | $6.15 | $6.20 | MT saves $0.05 |
| Dishwasher | $6.92 | $6.97 | MT saves $0.05 |
| Electric Baseboard Heater | $38.43 | $38.73 | MT saves $0.30 |
| Electric Fireplace | $21.52 | $21.69 | MT saves $0.17 |
Bottom Line: Montana vs Tennessee
Montana is the more affordable state for electricity, with rates 0.8% lower than Tennessee. An average household would save about $420.00/year by living in Montana.
Montana gets its electricity primarily from Hydroelectric with 48.0% renewable, while Tennessee relies on Nuclear with 13.0% renewable.
Explore More
Frequently Asked Questions
Is electricity cheaper in Montana or Tennessee?
Electricity is cheaper in Montana at 12.81¢/kWh compared to Tennessee at 12.91¢/kWh. That's a 0.8% difference, saving about $35.00/month on an average residential bill.
What is the average electricity bill in Montana vs Tennessee?
The average monthly electricity bill is $107 in Montana and $142 in Tennessee. The national average is $134.
Which state uses more renewable energy, Montana or Tennessee?
Montana has a higher renewable energy percentage at 48.0%, compared to 13.0% in Tennessee.
What are the main energy sources in Montana and Tennessee?
Montana primarily uses Hydroelectric, while Tennessee relies on Nuclear.
Was this data helpful?
Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)