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TrueDriveCost

Average car insurance cost in Montana

Drivers in Montana pay about $2,532 a year for full-coverage car insurance on average. Your own rate depends on your car, driving record, coverage limits and ZIP code — but the state average sets the baseline, and it feeds directly into the real cost of owning a car here.

Fold it into your total cost to own

The calculator below starts with Montana’s average insurance and taxes. Adjust the car and your mileage to see your five-year cost.

The car & the loan
$
$
$
%
%
months
yrs
Running costs
MPG
$/gal
$
$
$

5-year true cost to own

$60,902

$12,180 per year · $0.90 per mile

Per month

$1,015

Loan payment

$902

Resale value

$26,950

Depreciation

$22,050

Amount financed

$45,000

Total miles

67,500

Where your money goes over the years

  • Depreciation$22,050 · 36%
  • Fuel / energy$10,004 · 16%
  • Insurance$12,660 · 21%
  • Maintenance & repairs$6,000 · 10%
  • Loan interest$9,102 · 15%
  • Taxes & fees$1,085 · 2%

Defaults use national averages (AAA, EIA, FHWA); change any field to match your situation. Depreciation is an estimate — a specific model can hold value better or worse.

The numbers behind this estimate

Sourced figures last verified 2026-11-07
FigureValueSource · verified
Sales tax on vehiclesNo sales tax.0%Tax Foundation — State & Local Sales Tax Rates, Midyear 2026 · 2026-07-06
Avg. full-coverage insurance$2,532/yrValuePenguin — Car Insurance Rates by State 2026 · 2026-07-08
Registration feeLight-vehicle registration, 0–4 yr tier (5–10 yr $87; 11+ $28), +3% admin; title $12.36.$217Montana MVD — Light Vehicle Registration & Fees · 2026-11-07

Car insurance cost by state