Cook County is the second-largest county in the United States, with the City of Chicago at its core and more than 130 suburban municipalities stretching from the North Shore to the south suburbs and from the lakefront to the western collar. The road network includes the Dan Ryan Expressway, Kennedy Expressway, Eisenhower Expressway, Stevenson Expressway, Edens Expressway, the Tri-State Tollway (I-294), Lake Shore Drive, the major arterials like Western Avenue, Cicero Avenue, and Harlem Avenue, and tens of thousands of miles of local streets. The volume produces tens of thousands of car accidents every year. If you or a loved one was hurt in a car accident anywhere in Cook County – the city, the North Shore, the western collar, or the south suburbs – the lawyers at Phillips Law Offices are ready to investigate, preserve the evidence, and pursue every dollar of compensation the law allows.

Recognized for results in Illinois personal-injury law

Eight decades of trial work has put the firm and its lawyers on the lists that matter. A sample of the recognitions on file:

No aspect of these advertisements has been approved by the Supreme Court of Illinois. Past results do not guarantee future outcomes.

Car crashes in Cook County: where and why they happen

The Cook County expressway system is one of the most congested in the United States. The Dan Ryan (I-90/94) routinely ranks among the most dangerous urban highways in the country, with the express/local lane split producing merging conflicts at every interchange. The Kennedy (I-90/94) connects downtown to O’Hare and combines commuter and airport traffic with constant construction. The Eisenhower (I-290) through the western suburbs carries over 200,000 vehicles a day, with merging from I-88 and I-294 compounding congestion. The Stevenson (I-55) feeds in the southwest suburbs and the Edens (I-94) carries the North Shore. Add the Tri-State Tollway encircling the county, and the four interstate corridors (I-57, I-80, I-90, I-94) running through it, and Cook County produces every kind of high-speed crash imaginable.

Surface streets add another layer of risk. Chicago’s grid creates intersection-heavy traffic patterns where red-light running and failure-to-yield crashes are daily occurrences. The major arterials – Western, Cicero, Ashland, Halsted, Pulaski, Harlem, Roosevelt – carry heavy traffic past dense residential blocks, school zones, and business districts. Suburban arterials like Lake Cook Road, Roosevelt Road, North Avenue, and 95th Street carry the suburban commuter load. Crashes here are filed in Cook County Circuit Court, the largest unified court system in the nation. Phillips Law Offices has handled cases in all six municipal districts: the First (Daley Center), Second (Skokie), Third (Rolling Meadows), Fourth (Maywood), Fifth (Bridgeview), and Sixth (Markham).

Common causes we see in Cook County car crashes

• Distracted driving. Texting, in-cab GPS use, and infotainment fiddling are leading culprits across Chicago and the suburbs. Illinois bans hand-held mobile use behind the wheel under 625 ILCS 5/12-610.2.
• Expressway speeding and unsafe lane changes on the Dan Ryan, Kennedy, Eisenhower, Stevenson, Edens, and Tri-State.
• Red-light running and failure to yield at major Chicago grid intersections and at suburban arterials like Roosevelt Road, North Avenue, Lake Cook Road, and 159th Street.
• Rideshare-driver inattention from Uber and Lyft drivers serving downtown Chicago, the airport corridors, and the dense restaurant districts.
• Impaired driving – alcohol, marijuana, and prescription-drug impairment, particularly on weekend nights leaving Chicago bars and suburban entertainment districts.
• Hit-and-run crashes, a persistent problem on Chicago streets and on lightly traveled suburban roads.
• Construction-zone conflicts on the Kennedy, Eisenhower, and I-294 reconstruction projects.
• Weather-related crashes on the expressways during winter storms and summer downpours.
• Commercial vehicle and delivery-van conflicts with passenger cars, particularly in the dense urban delivery corridors of Chicago and the warehouse districts of the south and west suburbs.

Injuries that bring families to a car accident lawyer

• Traumatic brain injuries, from concussion through diffuse axonal injury
• Cervical and lumbar spine injuries, including herniated discs and spinal cord damage
• Crush injuries to limbs requiring multiple surgeries or amputation
• Internal organ damage and internal bleeding
• Severe burns from cargo fires and ruptured fuel tanks
• Complex orthopedic fractures (pelvis, femur, tibia/fibula)
• Post-traumatic stress disorder and other psychological injuries
• Wrongful death of a spouse, parent, or child

Who is liable in a Cook County car crash

Most car cases involve one at-fault driver, but the deeper insurance recovery often comes from identifying every responsible party. That is where experience pays off.

• The at-fault driver – for the operational negligence that caused the crash.
• The driver’s employer – under respondeat superior if the driver was on the job, plus direct claims for negligent hiring, training, supervision, retention, and entrustment.
• A rideshare platform (Uber, Lyft) with layered coverage that depends on the app’s status at the time of the crash.
• A motor carrier if a commercial truck or delivery van was involved.
• A bar, restaurant, or liquor seller under the Illinois Dram Shop Act (235 ILCS 5/6-21) where over-serving contributed to an impaired driver’s conduct.
• A vehicle or component manufacturer in product-liability claims for defective tires, brakes, airbags, or seat belts.
• Your own insurer through uninsured/underinsured motorist coverage when the at-fault driver has minimal or no insurance.
• A government entity in narrow circumstances – for example, a dangerous road defect that the City of Chicago, Cook County, or IDOT had notice of – subject to the strict notice and limitations rules of the Tort Immunity Act, 745 ILCS 10/8-101.

The Illinois law that drives a Cook County car case

• Statute of limitations – personal injury: two years from the date of the crash under 735 ILCS 5/13-202.
• Wrongful death: two years under 740 ILCS 180/2.
• Property damage: five years under 735 ILCS 5/13-205.
• Modified comparative fault (50% bar): 735 ILCS 5/2-1116.
• Mandatory auto insurance: 215 ILCS 5/143a – minimum 25/50/20 liability limits.
• Hand-held device ban: 625 ILCS 5/12-610.2.
• Duty to report and remain at the scene: 625 ILCS 5/11-401 and 5/11-403.
• Dram Shop Act: 235 ILCS 5/6-21 (bar, restaurant, and liquor-seller liability for over-service).
• DUI: 625 ILCS 5/11-501 (.08 BAC threshold; zero tolerance under 21).
• Tort Immunity Act notice: 745 ILCS 10/8-101 (one-year deadline and formal notice when suing a local public entity like the City of Chicago or Cook County).

What to do in the first 72 hours after a Cook County car crash

1. Get medical attention first. Even if you feel “okay” at the scene, internal injuries and brain injuries can present hours or days later. Cook County has world-class trauma centers including Northwestern Memorial, Rush University Medical Center, the University of Chicago Medical Center, Loyola University Medical Center, Advocate Christ in Oak Lawn, NorthShore Evanston, and Stroger Hospital. Follow up with your primary doctor.
2. Call 911 and make sure a written police report is generated. Crashes on the expressways are worked by Illinois State Police District Chicago. Chicago Police, Cook County Sheriff, or the responding suburban municipal department handle surface streets and arterials.
3. Photograph everything you can – vehicle positions, debris field, skid marks, traffic-control devices, license plates, road conditions, and any visible injuries.
4. Get names and contact info for the other driver, every witness, and the responding officers. In a busy Cook County crash there are usually independent witnesses – find them before they leave.
5. Do not give a recorded statement to the other driver’s insurer. They call within 24 to 48 hours specifically because they know you are still in shock. You are not required to talk to them.
6. Call a car accident lawyer right away. Surveillance footage from CTA buses, City of Chicago traffic cameras, and private businesses is on rolling cycles – in many cases just a few days. A preservation letter has to go out fast.

How Phillips Law Offices investigates a Cook County car case

1. Day 1 – Preservation letters. We put the at-fault driver, the driver’s employer, any commercial carrier, and any rideshare platform on written notice to preserve dash-cam footage, EDR/black-box downloads, cell-phone records, dispatch logs, and the vehicle’s maintenance and inspection history. We also send preservation requests to CTA, Chicago OEMC traffic cameras, and any nearby private businesses for surveillance video.
2. Scene reconstruction. We retain accident reconstruction engineers and, where appropriate, a biomechanical expert to map the crash, calculate speeds, and document road, signage, and visibility conditions.
3. Medical workup. We coordinate with treating physicians and, where the injuries warrant it, life-care planners and vocational economists to project future medical and wage losses.
4. Insurance and rideshare discovery. We identify every layer of coverage – the at-fault driver’s liability policy, your underinsured/uninsured motorist coverage, employer or motor-carrier policies, rideshare layered coverage, and any potential dram-shop claim – so the full coverage is on the table.
5. Resolution. Most cases resolve through pre-suit negotiation or mediation. When the carrier and its insurer will not pay fair value, we file suit at the Daley Center or in the appropriate Cook County municipal district and try the case.

Meet the attorneys who will work on your case

What our Illinois clients have said

Client testimonials reflect individual experiences and are not a guarantee of any particular result. Every case is unique and is evaluated on its own facts.

Frequently asked questions

How long do I have to file a car accident lawsuit in Cook County, Illinois?

Illinois gives most adult personal-injury plaintiffs two years from the date of the crash to file suit under 735 ILCS 5/13-202. Wrongful-death claims also follow a two-year window under 740 ILCS 180/2. Property damage has a five-year window under 735 ILCS 5/13-205. If a public entity is involved, the Tort Immunity Act (745 ILCS 10/8-101) shortens the window to one year for many local-government defendants and requires a formal notice.

Where will my Cook County car accident case be filed?

Cook County Circuit Court has six municipal districts. Cases may be filed at the Daley Center in downtown Chicago (First District) or in Skokie (Second), Rolling Meadows (Third), Maywood (Fourth), Bridgeview (Fifth), or Markham (Sixth) depending on the accident’s location and the amount in controversy. Phillips Law Offices practices in all six districts.

Who can be held liable in a Cook County car crash besides the other driver?

Liability can extend well beyond the at-fault driver. The driver’s employer may be liable under respondeat superior. A rideshare company (Uber or Lyft) may have layered coverage depending on app status. A bar or restaurant may be on the hook under the Illinois Dram Shop Act (235 ILCS 5/6-21). A vehicle or component manufacturer may be liable for a defect. A unit of local government may be responsible for a dangerous road defect, subject to the Tort Immunity Act.

What evidence needs to be preserved after a Cook County car crash?

The vehicle’s event data recorder (EDR/black-box), dash-cam footage, surveillance video from nearby businesses, the at-fault driver’s cell-phone records, the police crash report from Chicago PD or the responding suburban department, witness statements, photographs of the scene, and the vehicle damage. We send a preservation letter the day we are retained to lock down the file.

What if I was partly at fault for the Cook County car crash?

Illinois follows modified comparative fault under 735 ILCS 5/2-1116. You can still recover if you are 50% or less at fault, with damages reduced by your share. Cross the 50% line and recovery is barred. Insurers routinely overstate a plaintiff’s share of fault, and we push back on that with reconstruction evidence.

How much is my Cook County car accident case worth?

It depends on the severity of injuries, lost income, medical bills, pain and suffering, loss of normal life, and the available insurance coverage. Illinois requires drivers to carry at least $25,000/$50,000 in liability insurance under 215 ILCS 5/143a. Past results are not a guarantee; every case is evaluated on its own facts.

Do I have to pay anything upfront to hire Phillips Law Offices?

No. We handle Cook County car-accident cases on a contingency fee. There are no hourly bills and no out-of-pocket cost to retain us. We advance the case costs and are reimbursed from the recovery. If there is no recovery, you owe us nothing.

Contact our Cook County car accident lawyer

If you have been hurt in a car crash anywhere in Cook County – the City of Chicago, the North Shore, the western suburbs, the south suburbs, or any of the more than 130 municipalities in the county – call Phillips Law Offices for a free, no-obligation case review. The sooner we get the preservation letter out and the investigation started, the stronger your case will be.

Cook County to Phillips Law Offices, North Clark St, Chicago

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Page reviewed by the attorneys at Phillips Law Offices. The information on this page is for general education only and is not legal advice. Reading this page does not create an attorney-client relationship. Past results do not guarantee a similar outcome. No aspect of these advertisements has been approved by the Supreme Court of Illinois.