Estimated result
$0 monthly paymentEducational estimate only. Actual loan, insurance, tax, and fee amounts vary.
Illinois insurance cost table
| Annual average expenditure | $1,256.66 |
|---|---|
| Monthly average expenditure | $105 |
| Countrywide average | $1,438.46 |
| Difference from countrywide average | -13% |
How Illinois compares
Illinois is below the countrywide NAIC average by about 13%. This page uses that state average as a starting point, then lets you adjust vehicle value, coverage level, and driver profile.
That comparison does not mean every driver in Illinois should expect the same bill. A driver in a dense metro area, a household with multiple vehicles, a new teen driver, or a policy with higher limits can land far away from the statewide average.
Illinois metro, rural, winter, and storm quote factors
Illinois is too varied for a single statewide average to explain a quote. A Chicago street-parked vehicle, a collar-county commuter car, a college-town driver, and a rural downstate household may carry different crash, theft, weather, repair, and mileage assumptions.
Coverage selection also changes the page's usefulness. Illinois minimum liability can satisfy the legal baseline, but it does not include state-required collision, comprehensive, medical payments, or uninsured property damage coverage. Drivers with financed vehicles, outdoor parking, or winter and hail exposure should price physical-damage coverage directly.
- Garaging ZIP code, including Chicago, Cook County suburbs, collar counties, college towns, downstate cities, and rural counties.
- Illinois minimum liability limits of 25/50/20 and required uninsured motorist bodily injury coverage at legal minimum limits.
- Urban congestion, interstate commuting, rural road exposure, annual mileage, and crash patterns.
- Severe storms, hail, flooding, winter storms, ice, theft, vandalism, and animal collisions.
- Driver age, driving record, prior claims, vehicle value, repair costs, deductible, and financed or leased vehicle requirements.
Illinois 25/50/20 minimums and uninsured motorist coverage
Illinois requires registered and operated motor vehicles to carry liability insurance of at least $25,000 for injury or death of one person, $50,000 for injury or death of more than one person, and $20,000 for property damage. Illinois liability policies automatically include uninsured motorist bodily injury coverage at the legal minimum. Collision, comprehensive, medical payments, and uninsured property damage are not required by state law, but they may be required by a lender or selected for broader protection.
If you are shopping for a financed vehicle in Illinois, compare the loan payment and the insurance quote together. A vehicle that fits the payment target can become too expensive once full coverage, deductibles, and lender requirements are included.
Illinois quote assumptions to double-check
Use the Illinois average as a baseline, then check the details that can move your quote before treating it as a car-budget number.
- Chicago and suburban street parking can create a different theft, vandalism, and collision profile than rural garaging.
- Minimum liability is only a foundation and may not be enough after a serious crash.
- Winter storms, hail, flooding, and animal strikes are physical-damage concerns, not liability-only coverage.
How to get a cleaner Illinois quote
Before comparing insurers, make the inputs match. Otherwise one quote may look cheaper only because it assumes lower limits, a higher deductible, or missing coverage.
- Run quotes using the actual ZIP code and parking setup, especially in Chicago and dense suburbs.
- Compare state minimums with higher liability limits and matching uninsured/underinsured motorist assumptions.
- Ask for comprehensive and collision deductible options if the vehicle is financed, newer, or parked outdoors.
States with similar average costs
| State | Annual average | Monthly average |
|---|---|---|
| Alaska | $1,262.49 | $105 |
| Oregon | $1,268.47 | $106 |
| Alabama | $1,268.71 | $106 |
| Pennsylvania | $1,273.50 | $106 |
Methodology
Insurance values come from the NAIC 2023 Auto Insurance Database Average Premium Supplement average expenditure table. The calculator is not a quote. It applies simple multipliers to a state average so users can test scenarios before requesting actual insurer quotes.
Illinois car insurance FAQ
What car insurance is required in Illinois?
Illinois requires at least 25/50/20 liability coverage. Liability policies also include uninsured motorist bodily injury coverage at the legal minimum.
Does Illinois require comprehensive or collision?
No. Illinois does not require collision, comprehensive, medical payments, or uninsured property damage coverage, but lenders often require physical-damage coverage on financed or leased vehicles.
Why do Illinois quotes vary between Chicago and downstate areas?
Quotes can reflect ZIP code, parking, theft, repair costs, congestion, crash patterns, annual mileage, weather claims, vehicle type, and driver history.
Sources for Illinois insurance context
- Illinois Secretary of State: mandatory insurance
- Illinois DOI: auto insurance definitions
- Illinois DOT: crash data
- NOAA NCEI: Illinois disaster summary
Related Illinois calculators
Illinois auto loan calculator, Illinois affordability calculator, and total car cost calculator.