The best and cheapest car insurance in Illinois

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According to our analysis, GEICO is the top car insurance provider in Illinois, earning 4.50 out of 5 stars for its combination of affordability, customer satisfaction and financial stability. Its average premium of $1,524 per year is $414 less than the statewide average.

Drivers in Illinois spend an average of $1,938 annually, or $162 monthly, on car insurance.

Auto-Owners finished second with 4.24 stars, followed closely by Progressive at 4.16 stars.

The table below shows the best car insurance companies in Illinois.

How we picked the top auto insurance companies

When selecting the top car insurance companies in Illinois, we didn’t focus solely on price. We also reviewed customer satisfaction results from J.D. Power, financial strength ratings from AM Best and complaint records from the National Association of Insurance Commissioners (NAIC). When state-specific data wasn’t available, we used national averages to ensure readers could make fair comparisons.

For each of the four metrics, we gave companies in each state from 1 to 5 (5 being the best) based on how they performed in each category. Those components were then given the following weights, to arrive at an overall star rating.

• Premiums: 25%
• JD Power: 30%
• AM Best: 25%
• NAIC: 20%

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Which insurance companies offer the cheapest car insurance in Illinois?

Travelers offers the lowest average car insurance rate in Illinois, with premiums of $1,428 per year.

Other affordable insurers in Illinois include:

• GEICO, which averages $1,524 annually, or $127 per month
• Auto Club Group (AAA), with average premiums of $1,648 a year, or $137 monthly

At the other end of the pricing spectrum, Allstate has the highest average premium at $2,851 per year.

Keep in mind that your actual rate may be different.. Insurers look at factors such as your driving history, credit profile, age, vehicle type and ZIP code when calculating rates, which means pricing can vary significantly from one driver to another.

The rates below are based on a standard profile of a 40-year-old driver with a Honda Accord LX to allow for consistent, apples-to-apples comparisons. All figures reflect full coverage car insurance.

What is full coverage car insurance in Illinois?

Full coverage car insurance isn’t a single policy – it’s a bundle of protections that offer more complete financial security. It generally includes liability coverage (required in most states), along with collision and comprehensive insurance. Collision pays to repair or replace your car after an accident, while comprehensive covers non-collision damage such as theft, hail, fire or vandalism.

Because it protects your own vehicle in addition to others, full coverage typically comes with a higher premium than minimum liability insurance. It can be especially worthwhile if you drive a newer vehicle, have an auto loan or lease, or own a car that would be expensive to repair or replace.

Auto insurance premiums vary significantly from city to city, so drivers need to be sure they’re getting the best deal. Insure.com has done the research for you. Get more information on auto insurance rates by city below.

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How do you find the best car insurance rates in Illinois?

Shopping around for coverage is a great way to make sure you are getting the best rates on your auto insurance.

“It is extremely important to make sure you start off with an apples-to-apples comparison,” says Tim Bottini, a Country Financial insurance agent based in St. Louis. That means checking:

• The same liability limits
• The same deductibles
• The same coverage types

For example, if one quote shows 25/50/25 in liability coverage and another shows 50/100/100, the lower price may simply reflect lower protection – not a better deal. Many agents recommend at least 50/100/100, and higher limits may make sense depending on your income and assets.

You can also lower your premium by:

• Maintaining a strong credit score
• Avoiding tickets and accidents
• Bundling home and auto insurance with the same carrier

Which companies have the cheapest car insurance for seniors in Illinois?

Senior drivers in Illinois generally pay higher car insurance rates than most age groups, though teens still tend to pay the most overall.

The cheapest car insurance companies for seniors in Illinois are:

• GEICO: $1,345 a year ($112 a month)
• Travelers: $1,506 a year
• Progressive: $1,592 a year

Insurers typically charge seniors more because premiums reflect overall risk trends, including claim frequency and age-related driving factors such as slower reaction times and vision changes. That said, many seniors can still find lower rates by keeping a clean driving record, driving fewer miles and taking advantage of mature driver or safe driver discounts.

The chart below shows the average car insurance premiums for senior drivers in Illinois.

Which company has the cheapest car insurance for young adults in Illinois?

Young adults (21-25) pay less than teens, but they still pay more than more experienced drivers. In Illinois, Travelers is the cheapest option for young adults with a yearly premium of $2,346 or $196 a month.

GEICO is the next most affordable with an average rate of $2,570 followed by Auto Club Group (AAA) at $2,665.

Young drivers who maintain a clean driving record can expect their rates to drop even more as they reach their late 20s.

The table below shows the best insurers for young drivers in Illinois:

Which companies have the cheapest car insurance for teen drivers in Illinois?

In Illinois, Erie Insurance offers the most affordable coverage for teen drivers, with average premiums starting at $4,680 annually or $390 per month.

Because teens have less driving experience, insurers classify them as higher-risk policyholders.

“Teenagers and seniors are riskier drivers, so they often pay more for auto insurance than other policyholders in different age groups,” says Chong Gao, director of product management R&D at Mercury Insurance. “For teenagers, the lack of driving experience is a significant factor that impacts their rates; younger drivers with little experience behind the wheel tend to pay higher insurance premiums.”

Auto Club Group (AAA) follows at $4,969 per year or $414 per month, while Country Financial rounds out the top three at $5,044 annually.

The table below shows average teen car insurance premiums in Illinois:

Why your cheapest car insurance option may vary

An insurer with the lowest average premium may not offer you the lowest price. Car insurance rates are personalized, and companies calculate risk differently based on individual driver profiles.

Several factors can affect what you pay, including:

• Driving history
• Credit profile (where permitted)
• Age and marital status
• The type of vehicle you drive
• Your ZIP code and local claim trends

Age plays a major role in pricing. Adding a teen to a policy can significantly increase premiums because teens are the least experienced drivers and tend to have higher accident rates.

“Teen drivers are statistically more likely to be involved in accidents due to their lack of driving experience and tendency to engage in risky behaviors like speeding,” says Eliezer Zupnick, founder of East Leads Group LLC. “Teens are involved in three times as many auto accidents per mile compared to drivers aged 20 and up, making them a high-risk category for insurers.”

To help offset higher premiums, parents can explore good student discounts, choose a more affordable vehicle or reconsider certain coverages if the car’s value is low.

What is the average cost of car insurance in Illinois?

In Illinois, drivers pay an average of $1,938 per year for car insurance.

Rates can vary significantly from one state to another because insurers set premiums based on overall risk patterns, including claim frequency, repair expenses, state laws and local accident trends. Even within Illinois, drivers may receive different quotes depending on factors such as driving history, age, vehicle type and ZIP code.

The chart below displays the average rate in Illinois for a 40-year-old driver with 100/300/100 coverage and a $500 collision and comprehensive deductible driving a Honda Accord LX.

Which Illinois cities and ZIP codes are most expensive for car insurance?

Chicago has the highest car insurance rates in Illinois, with average annual premiums of $2,801 across its most expensive ZIP codes.

Insurance premiums vary by location because where your vehicle is parked overnight affects overall risk. Cities and ZIP codes with frequent severe weather, heavier traffic congestion or higher crime levels typically experience more accident and theft claims, which drives up costs for drivers in those areas.

Below are the most expensive cities and ZIP codes in Illinois for car insurance:

Which Illinois cities and ZIP codes are the cheapest for car insurance?

When it comes to cheap car insurance in Illinois, these ZIP codes have the most affordable coverage. The area around Normal has the lowest premiums in Illinois with an average premium of $1,583.

How where you live in Illinois affects car insurance rates

Where you live in Illinois plays a major role in determining your car insurance premium. Insurers evaluate local risk factors such as accident frequency, traffic congestion, repair expenses and weather-related claims when calculating rates.

“States that have a higher rate of severe weather that damages cars or helps cause accidents will typically have higher rates,” says Gao.

Since each insurer applies its own pricing formula to these geographic risks, drivers with similar profiles can receive very different quotes depending on which part of the state they live in.

Who has the cheapest car insurance for high-risk drivers in Illinois?

Traffic violations and accidents can drive up your car insurance premiums because insurers often classify drivers with tickets or accidents as higher risk.

For instance, a speeding ticket can increase the average premium to $2,806 and may impact your rates for up to three years. An at-fault accident generally has a greater effect, raising the average cost of coverage to approximately $3,046.

A DUI is considered a serious offense and typically results in the largest premium increase, with average rates climbing to $3,486.

The table below illustrates the average rate increases following common driving violations.

Minimum car insurance requirements in Illinois

To legally drive in Illinois, drivers must carry at least 25/50/20 in liability car insurance. This required coverage includes bodily injury and property damage protection.

While meeting the state minimum keeps you legal on the road, those limits may not be enough in a serious accident. If damages exceed your liability coverage, you’re responsible for paying the remaining costs out of pocket.

For stronger financial protection, many experts recommend carrying at least 100/300/50 in liability coverage to better safeguard your assets and future earnings.

Final thoughts on the best and cheapest car insurance in Illinois

The right car insurance company in Illinois ultimately depends on your budget, driving history and coverage preferences. GEICO stands out for its overall value, combining competitive pricing with strong customer satisfaction and financial stability.

Still, the cheapest company for the average driver may not offer you the lowest rate. Your age, driving record, vehicle type and ZIP code all affect your premium, which makes comparing multiple insurers essential.

To find the best deal in Illinois, get quotes from at least three companies, review coverage limits carefully – not just the price – and look for discounts such as bundling, safe driver programs, telematics or good student savings. Taking time to compare options can help you lower costs without cutting important protection.

What our experts say

Q: How does a state’s population affect car insurance rates?

Chong GaoDirector of product management R&D at Mercury Insurance.

Teenagers and seniors are riskier drivers, so they often pay more for auto insurance than other policyholders in different age groups

Methodology

Our car insurance analysis is based on 2026 rate data across all 50 states and Washington, D.C., covering 29,159 cities and 34,595 ZIP codes.

For standard rate comparisons, we analyzed 65,756,440 quotes from 195 companies across 73 insurer groups. Rates reflect a 40-year-old male and female driving a Honda Accord LX with 100/300/100 liability limits, $500 collision and comprehensive deductibles, a good insurance score, no violations, a 12-mile commute and 10,000 annual miles. The national average premium for this profile is $2,578 per year.

To measure the impact of risk factors, we reviewed an additional 95,071,152 quotes modeling at-fault accidents, DUI/DWI, speeding violations and poor credit, using the same base profile for consistency.

Company rankings are weighted as follows:

• J.D. Power (30%) – customer satisfaction
• Annual premium (25%) – average cost
• AM Best (25%) – financial strength
• NAIC (20%) – complaint index

Alisha Ambre

 

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Alisha Ambre holds a Bachelor of Arts with honours in English Literature and Media Studies. She focuses on crafting clear, engaging content that makes complex information feel practical and approachable for everyday readers. When she’s not writing, she’s likely on the volleyball court or immersed in a good video game.

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