Comparing auto insurance in Idaho is most useful when you account for state rules, local claims patterns, and the coverage options that protect your own vehicle as well as other drivers.
Idaho pricing is shaped by Boise-area growth, mountain and rural highway driving, winter road conditions, wildlife collisions, wildfire exposure, drought, flooding, long-distance commuting, and regional repair-cost differences. NOAA lists 32 billion-dollar weather and climate disaster events affecting Idaho from 1980 through 2024, including 15 wildfire events, 13 drought events, 3 flooding events, and 1 freeze event. Idaho Transportation Department also works with partner agencies to reduce animal-vehicle crash risk on state highways.
Idaho premiums can vary between Boise, Meridian, Nampa, Idaho Falls, Pocatello, Twin Falls, Coeur d’Alene, Lewiston, mountain communities, college towns, rural counties, agricultural areas, and resort corridors because traffic density, commute mileage, garaging ZIP code, winter-weather exposure, wildfire risk, wildlife collisions, local claim patterns, vehicle type, driver history, prior insurance, and carrier pricing differ across the state.
25/50/15
$25,000 bodily injury liability per person, $50,000 bodily injury liability per accident, and $15,000 property damage liability
At Fault
Offer/Rejection Rule
Idaho does not require PIP for standard private passenger auto policies. Drivers who want first-party medical protection can ask about optional medical payments coverage or other available first-party coverages.
Offer/Rejection Rule
Idaho does not require every driver to keep uninsured/underinsured motorist coverage if it is properly rejected. Idaho DOI says insurers are required to provide UM and UIM bodily injury coverage unless a named insured rejects the coverages in writing. Idaho law also allows a named insured to reject either or both UM and UIM coverage in writing or by authorized electronic record.
Source: Idaho Department of Insurance
Recent rate data estimates Idaho annual auto insurance premiums at about $1,832 for full coverage and $398 for minimum coverage.
| Driver Profile | Estimated Annual Premium |
|---|---|
| Clean record, 35, full coverage | ~$1,832/yr |
| Clean record, 35, minimum required coverage | ~$398/yr |
NerdWallet June 2026 Idaho average annual rates for a 35-year-old driver with good credit and a clean driving record.
Source: NerdWallet 2026
Average premiums are estimates and are not quotes. Actual rates vary by ZIP code, garaging location, driver profile, driving record, credit-based insurance score where used, vehicle, coverage limits, deductibles, UM/UIM selection or rejection, discounts, claims history, prior insurance, and carrier.
Idaho minimum coverage focuses on required protection such as $25,000 bodily injury liability per person, $50,000 bodily injury liability per accident, and $15,000 property damage liability. Minimum coverage may satisfy state rules, but it usually does not repair or replace your own vehicle after many losses.
Some drivers need a financial-responsibility filing or high-risk auto insurance after serious violations, coverage lapses, or license-related issues. The form name, filing trigger, and required duration vary by state.
Idaho uses SR-22 proof of financial responsibility in some serious-offense, no-insurance, suspension, and reinstatement situations. The Idaho Driver’s Handbook says certain serious offenses, such as reckless driving or DUI, require proof of financial responsibility for three years, and the acceptable proof is a certified statement of liability insurance coverage from the insurer, also called an SR-22 certificate. For Idaho no-insurance violations, the handbook lists one year for a first offense and three years for a second offense within five years.
Idaho Transportation Department and Department of Insurance guidance reviewed for this page refers to SR-22 proof of financial responsibility, not FR-44. Do not publish FR-44 as a standard Idaho requirement.
High-risk insurance may cost more, but comparing quotes can help you review available options.
Adding a teen driver to your Idaho auto insurance policy typically increases premiums because newer drivers have less experience. Good student, driver training, safe driving, and household policy discounts may help reduce the cost when available.
Compare quotes when adding a teen driver because companies can rate household drivers and vehicles differently.
Insurance partners may offer various discounts to Idaho drivers, including:
Idaho drivers should ask about safe-driver, accident-free, good-student, multi-car, bundling, low-mileage, anti-theft, vehicle safety feature, telematics, paperless billing, automatic payment, and pay-in-full discounts. Idaho law also provides for a premium reduction for eligible drivers age 55 or older who complete an approved motor vehicle accident prevention course, with renewal coursework required every three years to keep the reduction.
Ask about available discounts when comparing quotes.
| Rank | Carrier | Market Share |
|---|---|---|
| 1 | Progressive Group | 18.73% |
| 2 | State Farm Group | 15.30% |
| 3 | Liberty Mutual Group | 9.51% |
| 4 | Berkshire Hathaway Group | 9.50% |
| 5 | Farm Bureau Group | 9.11% |
| 6 | Allstate Insurance Group | 8.95% |
| 7 | Farmers Insurance Group | 6.46% |
| 8 | United Services Automobile Association Group | 5.68% |
| 9 | Sentry Insurance Group | 3.06% |
| 10 | American Family Insurance Group | 2.84% |
Source: National Association of Insurance Commissioners 2024
Carrier rankings are based on NAIC 2024 Idaho private passenger auto liability group-level direct written premium market share. These are insurance groups, not necessarily consumer-facing brand names or quote recommendations.
Find auto insurance in these major Idaho cities:
The estimated average cost of car insurance in Idaho is $1,832 per year for full coverage and $398 per year for minimum required coverage, based on NerdWallet’s June 2026 Idaho rate analysis for a 35-year-old driver with good credit and a clean driving record. Your actual premium can vary by ZIP code, garaging location, driving record, vehicle, coverage choices, deductibles, UM/UIM selection or rejection, discounts, credit-based insurance score where used, prior insurance history, and carrier.
Idaho requires drivers to carry at least 25/50/15 liability coverage: $25,000 bodily injury liability per person, $50,000 bodily injury liability per accident, and $15,000 property damage liability.
PIP is not required in Idaho. UM/UIM bodily injury coverage is not required to keep if rejected properly, but Idaho insurers must provide UM and UIM coverage unless a named insured rejects either or both coverages in writing or by authorized electronic record.
Idaho may require SR-22 proof of financial responsibility in some serious-offense, no-insurance, suspension, or reinstatement situations. An SR-22 is not a separate insurance policy; it is a certificate from an insurer showing that required liability coverage is in place.
Many insurance partners offer same-day coverage. Once you select a policy and complete the application, coverage can often begin immediately or on the date you specify.
Idaho drivers can compare quotes, maintain continuous coverage, ask about safe-driver, good-student, multi-car, bundling, low-mileage, anti-theft, safety-feature, telematics, paperless billing, and payment-related discounts, and check whether a 55-and-older accident-prevention course discount applies.
Important: A-1 Auto Insurance connects consumers with insurance quote partners. We are not a licensed insurance company or agent. The quotes you receive are from our partner insurance providers. By submitting your information, you consent to be contacted by our partners regarding insurance products and services.
Coverage availability, pricing, and requirements vary by state and individual circumstances. The information on this page is for general guidance only and is not legal advice. Check current state insurance department or DMV requirements before buying minimum-only coverage.
