Auto Insurance — Montana

Montana requires 25/50/20 minimum liability coverage — $25,000 per person, $50,000 per accident for bodily injury, $20,000 for property damage. Average full coverage runs $110–$145/month; state minimum policies average $45–$65/month.

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Non-Standard Auto · SR-22 · Senior · Teen Drivers

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Updated July 2026

Minimum Coverage Requirements in Montana

Montana operates under a tort liability system, meaning the at-fault driver's insurance pays for damages. The state requires proof of financial responsibility for all registered vehicles. Montana law mandates electronic insurance verification through the Motor Vehicle Division database — your carrier reports coverage directly, and gaps trigger automatic registration suspension.

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25/50 ($25,000 per person, $50,000 per accident)
Bodily Injury Liability
Covers medical expenses, lost wages, and legal costs when you injure someone in an at-fault accident. Montana's $25,000 per-person minimum covers less than one week in a trauma center. A single serious injury can exceed the limit in hours, leaving you personally liable for the remainder.
$20,000 per accident
Property Damage Liability
Pays for damage you cause to another person's vehicle or property. The $20,000 minimum may not cover a totaled SUV or truck — common vehicles in Montana. If you hit a loaded cattle trailer or farm equipment on rural roads, property damage can exceed the state minimum quickly.
Must be offered; rejection requires written waiver
Uninsured Motorist Coverage
Covers your injuries when hit by a driver with no insurance or insufficient coverage. Montana requires carriers to offer this at limits matching your liability coverage. You must reject it in writing at policy inception — verbal rejection doesn't count, and the coverage is added automatically if the waiver form isn't signed.
Must be offered; rejection requires written waiver
Underinsured Motorist Coverage
Pays the gap when an at-fault driver's liability limits are too low to cover your damages. Montana's offer-and-waiver rule applies here as well. This coverage matters in a state where many drivers carry only the 25/50/20 minimum — if your injuries exceed their limits, underinsured motorist coverage makes up the difference.
State-Mandated Minimum Coverage · Montana

Montana Minimum Coverage

CoverageMinimum
Bodily Injury (per person)$25,000
Bodily Injury (per accident)$50,000
Property Damage$20,000

License Reinstatement Fee$100

Meeting the state minimum keeps you legal. See whether it's enough — get your Montana quote.

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How Much Does Car Insurance Cost in Montana?

Montana's tort system and rural driving patterns shape premiums. Collision with wildlife, winter road conditions, and long emergency response times in remote areas increase comprehensive and collision claim frequency. Carriers adjust rates based on county-level wildlife collision data and winter severity indexes.

What Affects Your Rate

  • Wildlife collision frequency varies by county — Missoula and Flathead counties see 30% higher comprehensive claims than the state average due to deer and elk strikes.
  • Winter weather duration affects collision rates — counties with snow cover exceeding 120 days per year average 18% higher collision premiums than southern Montana counties.
  • Distance to emergency services increases medical payment costs — rural policyholders in counties with hospital response times exceeding 45 minutes pay 12–15% more for medical payments coverage.
  • Uninsured motorist rates in Montana hover near 14%, above the national average — this drives higher uninsured motorist premiums statewide.
  • Hail frequency along the Rocky Mountain Front increases comprehensive premiums in counties from Glacier to Lewis and Clark by 20–25% compared to eastern plains counties.
Minimum Coverage
$45–$65/mo
Meets Montana's 25/50/20 liability requirement with no collision, comprehensive, or uninsured motorist coverage. Leaves you personally liable for damage to your own vehicle and for injury costs exceeding the at-fault driver's limits.
Standard Coverage
$85–$115/mo
Includes 100/300/100 liability limits, uninsured motorist coverage, and comprehensive with a $500 deductible. Collision coverage optional. This tier covers wildlife strikes, hail damage, and gaps left by underinsured drivers — common claim scenarios in Montana.
Full Coverage
$110–$145/mo
Adds collision coverage with a $500 deductible, roadside assistance, and rental reimbursement. Built for drivers financing vehicles or those who need coverage for remote-area breakdowns and winter road accidents.

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Find Your City in Montana

Billings, Montana cityscape and street view

Billings

suburban
Missoula, Montana cityscape and street view

Missoula

suburban
Great Falls, Montana cityscape and street view

Great Falls

suburban
Dramatic mountain landscape with layered rock peaks, green valley, and evergreen trees under cloudy sky

Bozeman

urban
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Butte

urban

Frequently Asked Questions

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