EV Charging Cost in Montana
Updated September 2026 · average residential rates
The short answer: Montana's average residential electricity rate is 12.8¢/kWh — 24% below the U.S. average, ranking #12 cheapest of 51. A Tesla Model Y costs about $10.67 to fully charge at home here (3.6¢ per mile), and home charging saves roughly $61.97/month versus a comparable gas car at 1,000 miles.
What EV owners in Montana should know
Montana's hydro-influenced rates stay below average, and its vast distances make the home-charging pattern near-universal outside the interstate corridors. Winter range loss is significant; the annual average still favors the EV comfortably.
Full-charge cost by model in Montana
| Vehicle | Full charge (home) | Per mile | Per 1,000 mi |
|---|---|---|---|
| Tesla Model 3 (RWD) | $8.53 | 3.4¢ | $33.86 |
| Tesla Model Y (Long Range) | $10.67 | 3.6¢ | $36.47 |
| Tesla Model S | $14.22 | 3.8¢ | $38.44 |
| Tesla Cybertruck (AWD) | $17.49 | 5.7¢ | $56.89 |
| Chevrolet Equinox EV | $12.09 | 4.2¢ | $41.83 |
| Ford Mustang Mach-E | $10.24 | 4.3¢ | $43.10 |
| Ford F-150 Lightning | $13.94 | 6.5¢ | $64.65 |
| Hyundai Ioniq 5 | $10.95 | 4.2¢ | $41.83 |
| Hyundai Ioniq 6 | $10.95 | 3.6¢ | $35.56 |
| Kia EV6 | $10.95 | 4.0¢ | $39.51 |
| Kia EV9 | $14.22 | 5.1¢ | $50.79 |
| Nissan Ariya | $12.37 | 4.7¢ | $47.41 |
| Nissan Leaf | $8.53 | 4.2¢ | $41.83 |
| Rivian R1T | $19.20 | 5.9¢ | $59.26 |
| Rivian R1S | $19.20 | 6.2¢ | $61.84 |
| Volkswagen ID.4 | $10.95 | 4.7¢ | $47.41 |
| BMW i4 | $11.52 | 4.1¢ | $40.63 |
| Lucid Air | $15.93 | 3.6¢ | $35.56 |
| Honda Prologue | $12.09 | 4.4¢ | $44.44 |
| Toyota bZ4X | $10.10 | 4.3¢ | $43.10 |
| Tesla Model X | $14.22 | 4.7¢ | $47.41 |
| Chevrolet Blazer EV | $12.09 | 4.7¢ | $47.41 |
| Chevrolet Silverado EV | $24.18 | 5.9¢ | $59.26 |
| GMC Sierra EV | $24.18 | 5.9¢ | $59.26 |
| GMC Hummer EV | $29.16 | 8.9¢ | $88.89 |
| Cadillac Lyriq | $14.51 | 4.9¢ | $49.04 |
| Cadillac Optiq | $12.09 | 4.7¢ | $47.41 |
| Hyundai Kona Electric | $9.24 | 4.0¢ | $39.51 |
| Hyundai Ioniq 9 | $15.64 | 4.9¢ | $49.04 |
| Kia Niro EV | $9.10 | 4.1¢ | $40.63 |
| BMW iX | $14.93 | 4.9¢ | $49.04 |
| BMW i5 | $11.52 | 4.3¢ | $43.10 |
| Mercedes-Benz EQB | $9.53 | 4.6¢ | $45.88 |
| Mercedes-Benz EQE | $12.66 | 4.3¢ | $43.10 |
| Mercedes-Benz EQS | $15.36 | 4.4¢ | $44.44 |
| Audi Q4 e-tron | $10.95 | 4.7¢ | $47.41 |
| Audi Q6 e-tron | $13.37 | 4.6¢ | $45.88 |
| Porsche Taycan | $12.66 | 4.7¢ | $47.41 |
| Porsche Macan Electric | $13.51 | 4.6¢ | $45.88 |
| Polestar 2 | $11.24 | 4.2¢ | $41.83 |
| Polestar 3 | $15.22 | 5.1¢ | $50.79 |
| Volvo EX40 | $11.24 | 4.4¢ | $44.44 |
| Volvo EX90 | $15.22 | 5.3¢ | $52.67 |
| Subaru Solterra | $10.10 | 4.4¢ | $44.44 |
| Lexus RZ | $10.10 | 4.6¢ | $45.88 |
| Volkswagen ID. Buzz | $12.23 | 5.5¢ | $54.70 |
| MINI Countryman SE | $9.10 | 4.6¢ | $45.88 |
| Fiat 500e | $5.97 | 4.0¢ | $39.51 |
| Dodge Charger Daytona EV | $13.23 | 4.9¢ | $49.04 |
| Jeep Wagoneer S | $13.23 | 4.7¢ | $47.41 |
| Acura ZDX | $14.51 | 4.9¢ | $49.04 |
| Genesis GV60 | $10.95 | 4.3¢ | $43.10 |
| Lucid Gravity | $15.93 | 4.3¢ | $43.10 |
| Chevrolet Bolt EV (2027) | $9.24 | 3.6¢ | $36.47 |
| Rivian R2 | $13.08 | 4.4¢ | $44.44 |
| Kia EV3 | $11.52 | 3.7¢ | $37.43 |
| Cadillac Escalade IQ | $28.44 | 6.5¢ | $64.65 |
| Cadillac Vistiq | $14.51 | 4.9¢ | $49.04 |
| Mercedes-Benz CLA (electric) | $12.09 | 3.3¢ | $33.07 |
| Chevrolet Bolt EUV | $9.24 | 4.0¢ | $39.51 |
| BMW i3 (2019–2021) | $6.00 | 3.6¢ | $36.47 |
| BMW i7 | $14.46 | 4.9¢ | $49.04 |
| Audi e-tron GT | $13.80 | 4.9¢ | $49.04 |
| Audi Q8 e-tron | $15.08 | 5.7¢ | $56.89 |
| Audi A6 e-tron | $13.50 | 3.6¢ | $36.47 |
| Volvo EX30 | $9.10 | 3.6¢ | $36.47 |
| Polestar 4 | $13.37 | 4.4¢ | $44.44 |
| Genesis Electrified GV70 | $11.01 | 4.9¢ | $49.04 |
| Genesis Electrified G80 | $12.40 | 4.4¢ | $44.44 |
| Mercedes-Benz G580 (Electric G-Class) | $16.50 | 7.1¢ | $71.11 |
| MINI Cooper SE (Hardtop) | $4.11 | 4.0¢ | $39.51 |
| Fisker Ocean | $15.08 | 4.4¢ | $44.44 |
| VinFast VF 8 | $12.47 | 5.9¢ | $59.26 |
| Ford E-Transit | $12.66 | 7.9¢ | $79.01 |
| Kia EV4 | $11.09 | 3.6¢ | $36.47 |
| Toyota C-HR EV | $10.62 | 3.6¢ | $36.47 |
| Subaru Trailseeker | $10.62 | 4.1¢ | $40.63 |
| Jeep Recon | $14.22 | 5.7¢ | $56.89 |
Cost to charge a Tesla in Montana
Tesla is the most-searched brand, so here it is separately: home charging at 12.8¢/kWh versus typical Supercharger pricing (~2-3× home rates).
| Tesla | Full charge (home) | Per mile | Est. Supercharger full charge |
|---|---|---|---|
| Tesla Model 3 (RWD) | $8.53 | 3.4¢ | $21.33 |
| Tesla Model Y (Long Range) | $10.67 | 3.6¢ | $26.67 |
| Tesla Model S | $14.22 | 3.8¢ | $35.56 |
| Tesla Cybertruck (AWD) | $17.49 | 5.7¢ | $43.73 |
| Tesla Model X | $14.22 | 4.7¢ | $35.56 |
Monthly cost by daily driving in Montana
What the electricity bill looks like for a typical EV (3.5 mi/kWh, ~10% charging losses) charged at home at 12.8¢/kWh, versus a 32-mpg gas car at $3.15/gallon.
| Daily driving | Miles / month | EV at home | EV on DC fast only | Gas car |
|---|---|---|---|---|
| 20 mi/day | 600 | $24.38 | $73.71 | $59.06 |
| 30 mi/day | 900 | $36.57 | $110.57 | $88.59 |
| 40 mi/day | 1,200 | $48.76 | $147.43 | $118.13 |
| 60 mi/day | 1,800 | $73.14 | $221.14 | $177.19 |
| 80 mi/day | 2,400 | $97.52 | $294.86 | $236.25 |
Public charging in Montana
Public DC fast charging in Montana typically costs 35–60¢/kWh — Tesla Superchargers usually 30–50¢ depending on time of day, Electrify America and EVgo 48–64¢ without a membership — which is about 3.4× the state's 12.8¢ home rate. Public Level 2 stations at workplaces, garages and shopping centers are often free or billed at 20–35¢/kWh. If you cannot charge at home, see the apartment charging playbook and the Supercharger cost guide.
Run your own numbers
Using Montana's average residential rate (12.8¢/kWh) · national average 16.9¢ · includes ~10% AC charging losses. Rates vary by utility and plan — your bill is the source of truth.