EV vs Gas Cost in Montana (2026)
Montana electricity averages 11.5¢/kWh. Gas is $3.32/gallon. Driving an EV 12,000 miles costs $394/year vs $1,328/year for a 30 MPG gas car.
Annual savings
$934
per year
5-year savings
$4,670
fuel only
EV/mile
3.3¢
vs 11.1¢ gas
State rebate
None
no program
Montana beats the national average
National average EV fuel savings: $728/year. Montana comes in $206/year higher. Cheap electricity (11.5¢/kWh) and high gas ($3.32/gal) — strong combination for EV owners.
Montana: EV vs gas full breakdown
| EV | Gas car (30 MPG) | |
|---|---|---|
| Fuel rate | 11.5¢/kWh | $3.32/gal |
| Cost per mile | 3.3¢/mile | 11.1¢/mile |
| Annual fuel (12,000 mi) | $394 | $1,328 |
| 5-year fuel | $1,970 | $6,640 |
| Annual fuel savings | $934/yr · $4,670 over 5 years | |
3.5 mi/kWh EV efficiency · 30 MPG gas car · home charging · 2026 EIA electricity rates and GasBuddy gas prices
Montana savings calculator — adjust for your situation
EV annual fuel
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Gas annual fuel
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Annual savings
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Electricity: 11.5¢/kWh · Gas: $3.32/gal · Montana 2026 rates
Montana EV incentives (2026)
No state rebate program
No state EV rebate program.
Electricity: 11.5¢/kWh
4.6¢ below the national average of 16.1¢/kWh. A full 75 kWh battery charge costs $8.63.
Source: EIA 2026 residential rates
Gas: $3.32/gallon
$0.12 above the national average of $3.2/gal. Filling a 15-gallon tank costs $49.8 in Montana.
Source: GasBuddy 2026 state averages
EV charging availability in Montana
Building outMontana is expanding its public charging network. Home charging handles most daily miles. Highway charging gaps exist in some rural areas.
Compare other states
More Montana EV data