Tesla in Montana, EIA August 2026 prices
Cost to charge a Tesla Model S in Montana
Charging a 2025 Tesla Model S Plaid (19in wheels) (32.5 kWh per 100 miles, EPA) at Montana's average residential price of 15.57¢/kWh costs about $5.06 per 100 miles and $56.90 a month for 13,500 miles a year. A full charge from empty (348 miles EPA range) costs about $17.60.
Per month
$56.9013,500 mi a year
- Per 100 miles
- $5.0615.57¢/kWh
- Per year
- $682.86vs $2,010.60 for gas
- Full charge
- $17.60348 mi EPA range
- Per month
- $56.9013,500 mi a year
Calculate for your Tesla Model S
Live EIA prices and EPA efficiency. Updates as you type.
Tesla Model S trims: charging cost in Montana
EPA efficiency and range for every current trim.
| Trim | kWh/100 mi | EPA range | Per 100 miles | Per month | Full charge |
|---|---|---|---|---|---|
| 2026 Tesla Model S | 27.1 | 410 mi | $4.22 | $47.52 | $17.32 |
| 2026 Tesla Model S Plaid | 30.6 | 368 mi | $4.76 | $53.58 | $17.53 |
| 2026 Tesla Model S Plaid (21in wheels) | 36.2 | 309 mi | $5.64 | $63.43 | $17.42 |
| 2025 Tesla Model S | 27.1 | 410 mi | $4.22 | $47.52 | $17.32 |
| 2025 Tesla Model S Plaid (19in wheels) | 32.5 | 348 mi | $5.06 | $56.90 | $17.60 |
| 2025 Tesla Model S Plaid (21in wheels) | 36.1 | 312 mi | $5.63 | $63.30 | $17.56 |
Charging time at home
Miles of range added per hour of charging.
The 2025 Tesla Model S Plaid (19in wheels) adds about 4.4 miles of range per hour on a 120 V outlet and 23.6 miles per hour on a 240 V, 32 A charger, based on its EPA efficiency. Try other chargers in the charging time calculator.
Tesla Model S vs a gas car in Montana
With regular gasoline at $4.468 a gallon (EIA Rocky Mountain average, October 19, 2026), a 30 mpg car costs $2,010.60 a year to fuel for 13,500 miles. The Tesla Model S costs $682.86 — $1,327.74 less.
Charging a Tesla Model S in nearby states
| State | Electricity (¢/kWh) | Per 100 miles | Per month |
|---|---|---|---|
| North Dakota | 13.31 | $4.32 | $48.64 |
| Idaho | 13.37 | $4.34 | $48.86 |
| Wyoming | 14.43 | $4.69 | $52.74 |
| South Dakota | 15.15 | $4.92 | $55.37 |
| Montana this page | 15.57 | $5.06 | $56.90 |
Other EVs in Montana
- Tesla
Tesla Model Y
$47.05 / month26.9 kWh/100 mi, 337 mi range
- Tesla
Tesla Model 3
$46.20 / month26.4 kWh/100 mi, 346 mi range
- Tesla
Tesla Model X
$59.99 / month34.2 kWh/100 mi, 329 mi range
- Tesla
Tesla Cybertruck
$75.16 / month42.9 kWh/100 mi, 325 mi range
- Chevrolet
Chevrolet Equinox EV
$57.13 / month32.6 kWh/100 mi, 307 mi range
- Chevrolet
Chevrolet Blazer EV
$62.44 / month35.6 kWh/100 mi, 283 mi range
- Chevrolet
Chevrolet Silverado EV
$86.80 / month49.6 kWh/100 mi, 286 mi range
- Ford
Ford Mustang Mach-E
$58.92 / month33.6 kWh/100 mi, 240 mi range
See the Tesla Model S charging cost in every state or all EVs in Montana.
Questions people ask
How much does it cost to charge a Tesla Model S in Montana?
About $5.06 per 100 miles and $56.90 a month for 13,500 miles a year, for the 2025 Tesla Model S Plaid (19in wheels) (32.5 kWh/100 mi) at 15.57¢/kWh.
How much is a full charge for a Tesla Model S in Montana?
About $17.60 for 113.1 kWh from the wall, enough for the 348-mile EPA range of the 2025 Tesla Model S Plaid (19in wheels).
How long does it take to charge a Tesla Model S at home?
Adding 100 miles takes about 22 h 34 min on a 120 V Level 1 outlet and 4 h 14 min on a 32 A Level 2 charger (7.68 kW).
Is a Tesla Model S cheaper to run than a gas car in Montana?
On fuel, yes: $682.86 a year versus $2,010.60 for a 30 mpg car at $4.468/gal.