Car insurance rates vary more by state than almost any other factor. A driver with an identical profile can pay $900 per year in Maine and over $3,500 per year in Michigan or Florida. Understanding what drives these differences -- and where your state lands -- helps you set realistic expectations and find savings.
| Coverage Type | National Average (Annual) | National Average (Monthly) |
|---|---|---|
| Full Coverage | $2,317 | $193 |
| Liability Only (State Minimum) | $644 | $54 |
Full coverage includes liability, collision, and comprehensive. Liability-only covers damage you cause to others but not your own vehicle. The gap between the two widens significantly for newer, more expensive vehicles.
| State | Avg. Full Coverage (Annual) | vs. National Avg. |
|---|---|---|
| Maine | $941 | -59% |
| Vermont | $1,021 | -56% |
| Idaho | $1,047 | -55% |
| Ohio | $1,082 | -53% |
| North Carolina | $1,101 | -52% |
| Indiana | $1,134 | -51% |
| Iowa | $1,156 | -50% |
| Wisconsin | $1,178 | -49% |
| Virginia | $1,194 | -48% |
| New Hampshire | $1,198 | -48% |
Note: Drivers in the cheapest states pay roughly half the national average. If you live in Maine or Vermont and are quoted significantly above these numbers, you may be overpaying -- get at least 3 quotes from competing carriers.
| State | Avg. Full Coverage (Annual) | vs. National Avg. |
|---|---|---|
| Michigan | $3,643 | +57% |
| Florida | $3,182 | +37% |
| Louisiana | $2,909 | +25% |
| Nevada | $2,876 | +24% |
| New York | $2,782 | +20% |
| Delaware | $2,711 | +17% |
| California | $2,698 | +16% |
| Colorado | $2,656 | +15% |
| New Jersey | $2,614 | +13% |
| Texas | $2,598 | +12% |
Important: Michigan's rates, while still among the highest nationally, have been declining since 2020 insurance reforms gave drivers the option to select lower personal injury protection (PIP) levels. If you're in Michigan and haven't shopped your policy recently, you may be overpaying significantly.
In no-fault states (Michigan, Florida, New York, New Jersey, and others), your own insurance pays your medical bills after an accident regardless of who caused it. This reduces lawsuits but increases premiums because insurers cover more claims. Tort states, where the at-fault driver's insurance pays, tend to have lower premiums but more litigation.
States with higher minimum liability limits or mandatory PIP (personal injury protection) requirements force higher baseline premiums. Maine requires relatively low minimums; New York and Michigan require significantly more.
States with high hail, tornado, hurricane, or flood risk see higher comprehensive insurance claims. Kansas, Oklahoma, and Texas pay more partly due to severe storm frequency. Florida's hurricane exposure drives comprehensive rates higher statewide.
States with high rates of uninsured drivers (Mississippi, Michigan, Tennessee) have higher UM/UIM costs baked into everyone's premium. When uninsured drivers cause accidents, insured drivers' policies absorb more of the cost.
California, Hawaii, Massachusetts, and Michigan prohibit insurers from using credit scores to set rates. In most other states, poor credit can increase premiums 50-100% compared to excellent credit -- a bigger impact than most moving violations.
Dense urban areas have more accidents, more theft, and higher repair costs. New York City drivers pay dramatically more than upstate New York drivers. Rural states with low population density consistently land in the cheapest tier.
State averages mask significant ZIP code-level variation. In California, a driver in Los Angeles might pay $2,800/year while the same driver in rural Shasta County pays $1,400. Insurers price at the ZIP code level based on local claims frequency, theft rates, and traffic patterns. Moving across town can change your rate by 20-30%.
Note: The single biggest savings lever most drivers ignore: shopping quotes from regional insurers. National carriers dominate advertising but regional companies beat them in nearly half of all state markets. Always include at least one regional carrier in your comparison.
| State | Avg. Annual Full Coverage | State | Avg. Annual Full Coverage |
|---|---|---|---|
| Alabama | $1,623 | Montana | $1,740 |
| Alaska | $1,544 | Nebraska | $1,471 |
| Arizona | $1,810 | Nevada | $2,876 |
| Arkansas | $1,690 | New Hampshire | $1,198 |
| California | $2,698 | New Jersey | $2,614 |
| Colorado | $2,656 | New Mexico | $1,530 |
| Connecticut | $2,011 | New York | $2,782 |
| Delaware | $2,711 | North Carolina | $1,101 |
| Florida | $3,182 | North Dakota | $1,290 |
| Georgia | $1,955 | Ohio | $1,082 |
| Hawaii | $1,320 | Oklahoma | $1,730 |
| Idaho | $1,047 | Oregon | $1,450 |
| Illinois | $1,616 | Pennsylvania | $1,990 |
| Indiana | $1,134 | Rhode Island | $2,040 |
| Iowa | $1,156 | South Carolina | $1,770 |
| Kansas | $1,490 | South Dakota | $1,390 |
| Kentucky | $2,100 | Tennessee | $1,540 |
| Louisiana | $2,909 | Texas | $2,598 |
| Maine | $941 | Utah | $1,590 |
| Maryland | $1,976 | Vermont | $1,021 |
| Massachusetts | $1,640 | Virginia | $1,194 |
| Michigan | $3,643 | Washington | $1,410 |
| Minnesota | $1,510 | West Virginia | $1,650 |
| Mississippi | $1,820 | Wisconsin | $1,178 |
| Missouri | $1,730 | Wyoming | $1,200 |
Note: These are 2026 averages for a driver with a clean record, good credit, and standard full coverage. Your rate will vary based on your age, driving history, vehicle, and specific ZIP code -- sometimes significantly from the state average.
Michigan historically had the most expensive auto insurance in the country due to its requirement for unlimited personal injury protection (PIP) -- meaning no cap on medical benefits after an accident. The 2020 Michigan auto insurance reform law gave drivers the option to choose their PIP level (unlimited, $500K, $250K, $50K, or opting out if you have qualifying health insurance).
As the reform has taken effect, Michigan rates have declined -- but the state still ranks among the most expensive nationally. Drivers in Michigan who haven't reviewed their PIP level selection since the reform may be paying for more coverage than they need or want. Reviewing your PIP election at each renewal is worth the time.
Moving to a new state triggers a full re-rating of your auto policy. You are required to notify your insurer and update your policy to reflect your new state of residence within 30-90 days of establishing residency (the window varies by state). Failure to do so can result in claim denial if an accident occurs in your new state while your policy still shows your old address.
When you move, treat it as an opportunity to shop your policy from scratch. Your current insurer may not be competitive in your new state -- regional carriers that dominate in your new location may offer significantly better rates than a national carrier that is competitive in your old state. Get at least three quotes in your new state before simply updating your address with your current carrier.
A driver relocating from Ohio to Michigan with a clean record and full coverage might see their premium roughly double, purely from the state-level rate environment change -- nothing about their personal risk profile changed. The reverse move, from Michigan to Ohio, can produce an equally dramatic decrease. Because the swing can be this large, it's worth getting quotes before finalizing a move if the decision is close, since the insurance cost difference alone can meaningfully affect the total cost of living comparison between two candidate states.