Base tier (GVWR <= 5,999 lbs): $130.00/year ($10.83/month)
PHEV: $70.00/year ($5.83/month)
Montana EV Charging Costs (2026)
Data updated: March 5, 2026
Montana ranks #10 nationally for residential electricity rates at $0.13/kWh. Montana has an EV adoption rate of 1.9% with expanding charging access across urban and regional corridors. With 219 Level 2 ports and 254 DC fast ports statewide, charging infrastructure continues to expand.
Average Rate
$0.13/kWh
Rank #10 out of 50
EV Adoption
1.9%
State adoption estimate
Montana Electricity Rates
Current rates by utility territory, with EV program details.
$0.13/kWh
$0.05/kWh below US average
Public Level 2 (est.): $0.29/kWh ($0.25-$0.38/kWh)
Public DC fast (est.): $0.46/kWh ($0.41-$0.55/kWh)
Estimated public charging prices derived from local electricity rates. Actual prices vary by network, location, and fees.
Many utilities offer off-peak EV charging options that can lower effective charging costs.
| Utility | Avg Rate |
|---|---|
| NorthWestern Energy LLC - (MT) | $0.15/kWh |
Rates updated monthly | Source: EIA and utility filings.
Montana EV Registration Fee
Law reference: Montana Code Annotated 61-3-572
Source: afdc.energy.gov
Note: Heavy vehicles (8,000 lbs+) pay significantly more.
EV Charging Costs by City in Montana
View more Montana cities ->| City | Avg Rate | Monthly Cost Estimate | Action |
|---|---|---|---|
| Billings | $0.15/kWh | $39.47/month | View city page -> |
| Missoula | $0.15/kWh | $39.47/month | View city page -> |
| Great Falls | $0.15/kWh | $39.47/month | View city page -> |
How Montana Compares to Nearby States
| State | Rate | Rank |
|---|---|---|
| Montana (Current) | $0.13/kWh | #10 |
| Idaho | $0.12/kWh | #3 |
| Wyoming | $0.13/kWh | #17 |
| North Dakota | $0.11/kWh | #1 |
| South Dakota | $0.13/kWh | #13 |
| Nevada | $0.13/kWh | #11 |
Calculate Your Montana EV Charging Costs
Start with your ZIP code and EV model to open the full savings calculator.
Frequently Asked Questions
How much does it cost to charge an EV in Montana?
Home charging in Montana averages around $0.13/kWh. Public Level 2 sessions are estimated around $0.25-$0.38/kWh, while DC fast charging is estimated around $0.41-$0.55/kWh depending on network and membership. Final cost can also include session or idle fees.
What is the cheapest time to charge an EV in Montana?
Overnight off-peak windows are usually the lowest-cost charging period in Montana. Check your local utility TOU schedule to confirm eligible hours and price windows.
How much does it cost to fully charge a Tesla Model Y in Montana?
Charging a Tesla Model Y from near-empty in Montana costs approximately $9.87 at home, $22.01 at a public Level 2 station, and $34.91 at a DC fast charger, based on EPA efficiency of 25.3 kWh/100 miles and an estimated 300-mile range.
Is home charging cheaper than public fast charging in Montana?
Yes - at $0.13/kWh, home charging in Montana costs 72% less per kWh than DC fast charging.
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Internal Resources
Data updated monthly where available.