What it costs to charge a 2026 Tesla Model 3 in Montana
Short answer
Charging at home 1,000 miles a month at 14.0¢ per kWh. That's 3.7¢ a mile and $445 a year.
A full charge at home costs about $12.82, for 346 miles of EPA range.
Montana's average home electricity rate, September 2025 to August 2026 (EIA).
Change the version, miles or price
- Per year
- $445
- Per mile
- 3.7¢
- Over 5 years
- $2,224
- Full charge
- $12.82
Every 2026 Model 3 version in Montana
| Version | Drive | EPA rating | Per month | Full charge |
|---|---|---|---|---|
| Model 3 Standard RWD | RWD | 24.3 kWh/100 mi | $34 | $10.95321 mi |
| Model 3 Premium RWD | RWD | 24.6 kWh/100 mi | $35 | $12.54363 mi |
| Model 3 Premium AWD(used in headline figures) | AWD | 26.4 kWh/100 mi | $37 | $12.82346 mi |
| Model 3 Performance | AWD | 29.6 kWh/100 mi | $42 | $12.84309 mi |
| Model 3 Performance AWD | AWD | 30.2 kWh/100 mi | $42 | $13.31314 mi |
Model 3 vs. Toyota RAV4 in Montana
The Model 3 costs about $716 a year less to run here.Counting Montana's EV fee of $130 or more, the saving is about $586 at most.
See the break-evenMontana charges EVs $130 a year or more
On top of the registration every car pays, Montana charges electric cars an extra $130 a year or more, about $11 a month. That is for EVs under 6,000 lbs empty weight; from 6,000 to 10,000 lbs it is $190.
States charge these fees in place of the gas tax an electric car never pays. Driven the same 1,000 miles a month here, the Toyota RAV4 (41 mpg) pays about $153 a year in state and federal gas tax.
EV fee: U.S. Department of Energy, checked October 2026. Fuel tax: EIA, July 2026 (revised).
Electricity in Montana costs 9% more than a year ago
Montana's average home rate over the 12 months to August 2026 was 14.0¢ per kWh, 1.1¢ more than the 12 months before. It moves through the year: over those 12 months, from 12.8¢ in December 2025 to 15.6¢ in August 2026. At 1,000 miles a month, the Model 3 costs about $3 a month more to charge than in the 12 months before.
Show every monthly figure
EIA monthly retail sales data, residential customers.
Montana is the 12th cheapest state to charge a Model 3
12th cheapest of the 50 states and DC, at 1,000 miles a month. See every state
Questions people ask
How much does it cost to charge a Tesla Model 3 in Montana?
About $37 a month for 1,000 miles, or $445 a year, for the 2026 Model 3 Premium AWD (26.4 kWh/100 mi) at 14.0¢ per kWh. That works out to 3.7¢ a mile.
Which Model 3 version is cheapest to charge?
The Model 3 Standard RWD (24.3 kWh/100 mi), at about $34 a month in Montana. The 2026 Model 3 comes in 5 EPA-rated versions.
How much does it cost to fully charge a Tesla Model 3 in Montana?
About $12.82 at home for the 2026 Model 3 Premium AWD, at 14.0¢ per kWh. That is the electricity drawn from the wall to drive its full EPA range of 346 miles (about 91 kWh), so it includes charging losses; a top-up from 20% to 80% costs roughly 60% of it.
Does Montana charge an extra fee for electric cars?
Yes. Montana charges electric cars an extra $130 a year or more, about $11 a month, beyond what every car pays to register. That is for EVs under 6,000 lbs empty weight; from 6,000 to 10,000 lbs it is $190.
Is electricity getting more expensive in Montana?
Yes. Montana's average home rate over the 12 months to August 2026 was 14.0¢ per kWh, 1.1¢ more than the 12 months before. Source: EIA's monthly retail sales data.
Does this include energy lost while charging?
Yes. EPA measures an electric car's efficiency from the wall outlet, so the electricity lost while charging is already in the kWh per 100 miles figure.
Efficiency: U.S. EPA ratings for the 2026 model year. Gas prices: EIA weekly survey, week of November 9, 2026. Electricity: EIA average home rates, September 2025 to August 2026. Fuel taxes: EIA, July 2026 (revised). How we calculate