Montana Auto Insurance Rates

Median premium: $792/6mo across 9 carriers and 404 ZIP codes.

Premiums range from $637 to $1,764 — a 2.8x spread. Based on SERFF regulatory rate filings — updated March 2026.

Overall Median
$792
per 6 months
ZIP Codes
404
with rate data
Carriers
9
rated in MT
Price Spread
2.8x
cheapest to most expensive

Carrier Rankings

All carriers sorted by median 6-month premium. Bar shows relative premium level.

Geographic Insights

Cheapest Cities in Montana

CityAvg MedianZIPs
Absarokee$6371
Acton$6371
Ashland$6372
Ballantine$6371
Bearcreek$6371

Most Expensive Cities in Montana

CityAvg MedianZIPs
Billings$1,13814
Laurel$1,1381
Huntley$1,1381
Ramsay$1,0291
Melrose$1,0291

ZIP Code Extremes

Most Expensive ZIP
$1,138/6mo
59117 (Billings)
Cheapest ZIP
$637/6mo
59001 (Absarokee)
2.8x

Price Spread

The most expensive ZIP in Montana costs 2.8x more than the cheapest. Your ZIP code matters more than you think.

Montana Auto Insurance FAQ

ZIP Code Lookup

Enter your ZIP code to compare rates across all 9 carriers.

All carriers in Montana

Want to see rates for your ZIP code?

Access ZIP-level rate data across all 9 carriers, 404 ZIP codes, multiple vehicles, and 3 coverage tiers. Updated within days of each new filing.

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