Montana Car Loan & Lease Guide 2026

Everything you need to know about buying or leasing a car in Montana (MT) — sales tax, loan rates, incentives, and free calculators.

Montana Car Sales Tax (2026)

State Sales Tax 0%
Total Tax Range 0% – 0%
Avg Auto Loan Rate 7.3%
Avg Credit Score 705

Montana has no sales tax. Vehicle purchases are not subject to any state or local sales tax, making it a popular state for out-of-state buyers to register vehicles.

Montana Car Buying Incentives & Programs (2026)

Montana offers no state EV rebate. Federal tax credit up to $7,500 applies. No sales tax is a major advantage for expensive vehicle purchases.

Quick Car Affordability Calculator — Montana

Estimate how much car you can afford in Montana, including sales tax (0% state rate).

Montana average: 7.3% (based on 705 avg credit score)

Montana Car Buying FAQ

What is the sales tax on a car in Montana?

The state sales tax in Montana is 0%. With local taxes, the total rate ranges from 0% to 0%. This means buying a $35,000 car in Montana could cost $0–$0 in sales tax alone.

What is the average car loan rate in Montana?

The average auto loan rate in Montana is approximately 7.3% (based on the state's average credit score of 705). Rates vary by credit score: 750+ can get 5–7%, 650–749 pays 7–10%, and below 650 may see 10%+.

Are there EV incentives in Montana?

Montana offers no state EV rebate. Federal tax credit up to $7,500 applies. No sales tax is a major advantage for expensive vehicle purchases.

How much car can I afford in Montana?

Use the calculator above to estimate your budget. As a rule of thumb, your total car payment (loan + insurance) should not exceed 15–20% of your monthly take-home pay. In Montana, remember to factor in the 0% state sales tax when calculating your total budget.