Cheapest Car Insurance In Illinois For 2025

Mercury offers the cheapest car insurance in Illinois, with average annual rates of $492 for minimum coverage.

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Updated: 17 September 2025
Written by Bob Phillips
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If you’re searching for the cheapest car insurance in Illinois, Mercury stands out as the most affordable option for minimum coverage, at an average of $492 per year, which is lower than the national average of $637.

Drivers in Illinois looking for full coverage car insurance can find the lowest rates with Mercury, averaging $1,140 per year. This is significantly lower than the national average of $2,401.

Key Takeaways

  • Mercury & Country Financial provide the cheapest car insurance policies in Illinois, on average.

  • The average cost of car insurance in Illinois ranges between $135-$185 per month.

  • Discounts are a good way to reduce your car insurance premium.

Cheapest Car Insurance Companies In Illinois, 2025

Cheapest Car Insurance In Illinois For Minimum Coverage

Minimum coverage in car insurance represents the most fundamental level of protection, aligning with the legal mandates set by the state of Illinois.

Mercury offers the cheapest minimum coverage car insurance in Illinois, with average monthly premiums of $41.

Provider Average Monthly Cost Average Annual Cost
Country Financial $43 $516
Geico $47 $564
Mercury $41 $492
State Farm $49 $588
Travelers $45 $540

Cheapest Car Insurance In Illinois For Full Coverage

Full coverage car insurance encompasses a more extensive range of protection compared to minimum coverage, making it a comprehensive choice for many drivers. This type of policy typically integrates both comprehensive and collision insurance, creating a robust safety net.

Mercury has the cheapest full coverage car insurance in Illinois. You can get coverage for around $95 a month.

Provider Average Monthly Cost Average Annual Cost
American Family $102 $1,224
Country Financial $106 $1,272
Erie $112 $1,344
Mercury $95 $1,140
Travelers $99 $1,188

Cheapest Car Insurance In Illinois For Drivers With Poor Credit

Credit score plays a pivotal role in the calculation of car insurance rates, serving as a key indicator for insurers in assessing the risk profile of a driver. The underlying premise is that individuals with lower credit scores are statistically more likely to file insurance claims.

If you have poor credit, you can find the cheapest car insurance with GEICO. Premiums are around $97 per month.

Provider Average Monthly Cost Average Annual Cost
Country Financial $104 $1,248
Erie $109 $1,308
GEICO $97 $1,164
Mercury $101 $1,212
Travelers $106 $1,272

 

Cheapest Car Insurance In Illinois For Seniors

Car insurance for seniors in Illinois can be found at an affordable rate of $128 per month with GEICO.

Provider Average Monthly Cost Average Annual Cost
Allstate $184 $2,208
Auto-Owners $143 $1,716
GEICO $128 $1,536
Progressive $157 $1,884
State Farm $139 $1,668

Seniors in Illinois have the potential to secure competitive rates for their car insurance, thanks to the various factors that work in their favor. Age can indeed be a significant factor in determining insurance premiums, with the assumption being that as drivers age, their reflexes and driving abilities might decline. However, this is not a hard and fast rule, and many seniors maintain excellent driving records well into their later years.

Cheapest Car Insurance In Illinois For Teenagers

Teenage car insurance rates in Illinois are typically the highest out of any age group, this is because teenagers have a high rate of accidents, which translates into high premiums

American Family has the cheapest rates for teens, with an average monthly premium of $176.

Provider Average Monthly Cost Average Annual Cost
American Family $176 $2,112
Country Financial $182 $2,184
GEICO $187 $2,244
Progressive $193 $2,316
State Farm $198 $2,376

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Cheapest Car Insurance In Illinois For Good Drivers

Good drivers, characterized by their clean driving records, are typically rewarded with lower car insurance rates. Insurance companies assess risk based on a driver’s history, and those without any violations or accidents naturally fall into the low-risk category.

American Family provides the cheapest auto insurance policy in Illinois for drivers with a clean record, at an average annual rate of $1,032.

Provider Average Monthly Cost Average Annual Cost
American Family $86 $1,032
Country Financial $89 $1,068
GEICO $91 $1,092
Mercury $93 $1,116
State Farm $95 $1,140

Cheapest Car Insurance In Illinois For Drivers With A Speeding Ticket

American Family has average premiums of $147, making it the cheapest option for drivers with a speeding ticket.

Provider Average Monthly Cost Average Annual Cost
American Family $147 $1,764
Country Financial $152 $1,824
Mercury $158 $1,896
Progressive $163 $1,956
The Hanover $169 $2,028

Cheapest Car Insurance In Illinois For Drivers With An At-Fault Accident

American Family has average premiums of $146, making it the cheapest option for drivers with an at-fault accident.

Provider Average Monthly Cost Average Annual Cost
American Family $146 $1,752
Country Financial $151 $1,812
Farmers $155 $1,860
Progressive $159 $1,908
The Hanover $162  $1,944

Cheapest Car Insurance In Illinois For Drivers After A DUI

State Farm has average premiums of $136, making it the cheapest option for drivers with a DUI on their record.

Provider Average Monthly Cost Average Annual Cost
Country Financial $139 $1,668
GEICO $151 $1,812
Progressive $159 $1,908
State Farm $136 $1,632
Travelers $148 $1,776

Average Cost Of Car Insurance In Illinois – By Age

An 18-year-old driver in Illinois can expect to pay around $4,440 per year for their insurance, while a 35-year-old driver will only pay around $2,460.

Your age plays a significant role in determining your car insurance rate. Young drivers typically pay the highest premiums, with rates dropping as you get older.

Age Average Monthly Cost Average Annual Cost
16 $415 $4,980
17 $395 $4,740
18 $370 $4,440
19 $345 $4,140
21 $300 $3,600
25 $250 $3,000
35 $205 $2,460
45 $195 $2,340
55 $190 $2,280
65 $200 $2,400
75 $235 $2,820

Average Cost Of Car Insurance In Illinois – By City

Drivers in Chicago typically pay around $1,944 per year, while drivers in Springfield may find rates around $1,548.

The city that your home is in greatly affects your car insurance premiums. Cities usually have higher risks of theft and accidents.

City Average Monthly Rate Average Annual Cost
Bartlett $180 $2,160
Romeoville $127 $1,524
Chicago $162 $1,944
Decatur $123 $1,476
Joliet $141 $1,692
Peoria $126 $1,512
Rockford $138 $1,656
Springfield $129 $1,548
Wicker Park $180 $2,160

Minimum Car Insurance Requirement In Illinois

Illinois drivers must have minimum car insurance with liability coverage set at 25/50/20. The minimum amount of coverage required by law is as follows:

  • $25,000 for bodily injury per person
  • $50,000 in bodily injury per accident
  • $20,000 for property damage per accident.
  • $25,000 uninsured motorist coverage per person
  • $50,000 uninsured motorist coverage per accident

Car Insurance Discounts In Illinois

While searching for car insurance, it’s wise to explore providers that present the most beneficial discounts tailored to your circumstances. Additionally, consulting with your insurance agent can reveal potential discounts that you might not be currently utilizing.

Below is further insight into the common types of discounts provided by top car insurance companies:

  • Multi-policy: Bundle two or more insurance policies with the same company.
  • Multi-vehicle: Insuring multiple cars under the same policy or combining auto insurance policies earns you this discount.
  • Military: This generally applies to both veterans and active-duty military members.
  • Senior: This often applies to policyholders who are 55 or older.
  • Homeowners: If you own a home, you may qualify for this discount.
  • Good student: This discount is usually for college and high school students under 25 who maintain a B average in their courses.
  • Good driver: You can save money by maintaining a clean driving record (with no at-fault accidents, DUI, or traffic tickets in the last three years).
  • Defensive driving: Those who take a qualifying defensive driving course get a discount.
  • Driver training: Get a discount by taking a driver education training course.
  • New car: Drivers who purchase new cars, typically no more than three model years old, get a discount.
  • Safe car: This applies if your vehicle has safety features like anti-theft technology.
  • Paperless: Receive a discount by opting to receive your documents through email.
  • Pay-in-full: Save on your car insurance premium by paying in full up front.

Our Methodology

Drawing upon a comprehensive analysis that encompasses multiple facets such as customer service ratings, product options, pricing, and a thorough evaluation of various online review sites and user experience, I've crafted an in-depth view of the landscape of car insurance providers in Illinois.

This is an informed perspective, honed by over 15 years of personal involvement in the industry as a licensed casualty insurance agent in Illinois, countless interactions with representatives from various companies, and insights gleaned from firsthand experience buying car insurance in Illinois.

65

Quotes Assessed

35+

Hours Of Research

15+

Years Of Industry Expertise

22

Brands Reviews

Compare Rates To Other U.S. States

State Average Annual Premium
Alabama $1,777
Alaska $1,576
Arizona $1,873
Arkansas $1,923
California $2,462
Colorado $2,139
Connecticut $1,834
Delaware $2,076
Florida $2,576
Georgia $1,974
Hawaii $1,546
Idaho $1,362
Illinois $1,672
Indiana $1,502
Iowa $1,488
Kansas $1,704
Kentucky $2,095
Louisiana $3,019
Maine $1,413
Maryland $1,991
Massachusetts $1,664
Michigan $2,199
Minnesota $1,702
Mississippi $1,892
Missouri $1,944
Montana $1,873
Nebraska $1,653
Nevada $2,211
New Hampshire $1,314
New Jersey $1,984
New Mexico $1,799
New York $2,281
North Carolina $1,432
North Dakota $1,623
Ohio $1,487
Oklahoma $2,062
Oregon $1,659
Pennsylvania $1,879
Rhode Island $2,174
South Carolina $1,944
South Dakota $2,376
Tennessee $1,615
Texas $1,983
Utah $1,784
Vermont $1,253
Virginia $1,531
Washington $1,703
West Virginia $1,726
Wisconsin $1,536
Wyoming $1,646

FAQs

How much is car insurance a month in Illinois?

The monthly cost of car insurance in Illinois varies widely but typically ranges from $135 to $185. Factors influencing the price include your driving record, type of coverage, and the make and model of your vehicle.

Which insurance is better in Illinois?

The “best” insurance in Illinois depends on individual needs. Mercury & Country Financial are both popular for their affordability and customer service,

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