The Chicago written test covers road signs, right-of-way rules, and safe driving practices

The Illinois Secretary of State administers the written knowledge test in Chicago. You will answer 35 multiple-choice questions about traffic laws, road signs, and safe driving. You need to score at least 28 correct answers (80%) to pass. The test is offered in English and several other languages at the Chicago Driver Services facility and other locations across the city.

The test draws from the Illinois Driver's Manual, which is free and available online at cyberdriveillinois.com. You can take the test on a computer at the facility, and results are given when ready. If you fail, you can retake it the same day or return another day — there is no waiting period between attempts in Illinois.

Key Takeaways

  • You must answer at least 28 of 35 questions correctly to pass the Chicago written test.
  • The test covers road signs, traffic laws, right-of-way rules, and safe driving situations described in the Illinois Driver's Manual.
  • You can take the test in English or other languages at the Chicago Driver Services facility on the South Side.
  • If you fail, you can retake the test the same day or return another day without a waiting period.
  • The Illinois Secretary of State publishes a free Driver's Manual online that contains all the material tested.

Road signs and what they mean

The test includes questions about common road signs: stop signs, yield signs, speed limit signs, warning signs, and regulatory signs. You need to know the shape and color of each sign and what action it requires. For example, a red octagon means stop, a red triangle means yield, and a yellow diamond warns of hazards ahead.

Warning signs are yellow with black symbols or text. These alert you to curves, pedestrian crossings, school zones, or slippery roads. Regulatory signs are usually white with black or red text and tell you what you must or must not do — such as "No Left Turn" or "One Way." The Illinois Driver's Manual includes a full section with pictures of every sign type you may see on the test.

Right-of-way and intersection rules

Many test questions ask who has the right of way in specific situations: at a four-way stop, when turning left across traffic, when a pedestrian is in the crosswalk, or when merging onto a highway. The general rule is that you must yield to anyone already in the intersection or crosswalk, and you must yield to pedestrians at any marked or unmarked crossing.

At a four-way stop, the first vehicle to arrive goes first. If two vehicles arrive at the same time, the one on the right has the right of way. When turning left, you must yield to oncoming traffic and pedestrians. When a traffic light is green, you still must yield to pedestrians in the crosswalk before turning. These situations appear frequently on the test because they are common sources of crashes.

Safe driving practices and speed limits

The test asks about speed limits in different zones: residential areas (typically 30 mph unless posted otherwise), school zones (20 mph when children are present or during posted hours), and highways. You must know that you can be cited for driving too slowly as well as too fast if you impede traffic flow.

Other safe driving questions cover following distance (the two-second rule in normal conditions, longer in bad weather), how to handle skids, what to do if your brakes fail, and how to drive in rain, fog, or snow. The test also covers seat belt laws, child passenger safety, and the dangers of distracted driving and impaired driving. Illinois law requires all front-seat passengers to wear seat belts and all children under 8 or under 4'9" to use a car seat or booster seat.

Parking rules and traffic control devices

You will see questions about where you can and cannot park: no parking near fire hydrants (typically 15 feet), no parking in handicapped spaces without a permit, and no parking in no-parking zones during posted hours. The test covers what different colored curbs mean: red means no parking, yellow means limited parking (usually for loading), and white means very limited parking.

Traffic control devices include traffic lights, lane markings, and signs. You need to know that a flashing red light means stop and proceed when safe (like a four-way stop), while a flashing yellow light means slow down and proceed with caution. A solid yellow line means you should not cross it to pass, while a broken yellow line means passing is allowed if it is safe.

Handling special situations on the test

The test includes scenarios: a school bus is stopped with red lights flashing (you must stop from both directions), an emergency vehicle is approaching with lights and sirens (you must pull over and stop), or a pedestrian is crossing against the signal (you must still yield). These questions test whether you understand that safety rules override normal traffic flow.

Some questions ask what you should do if you are unsure about a road sign or rule. The correct answer is usually to slow down, proceed with caution, or yield to other traffic. The test rewards defensive driving — the idea that you should assume other drivers may make mistakes and adjust your driving to stay safe.

How to prepare for the Chicago test

Start by reading the Illinois Driver's Manual from beginning to end. It is available free at cyberdriveillinois.com and covers every topic on the test. Many people find it helpful to read it twice — once to get familiar with the material, and again to focus on sections they found confusing.

After reading the manual, take practice tests online. The Secretary of State website offers sample questions, and many third-party websites offer free practice tests based on the Illinois manual. Practice tests help you get used to the format and identify weak areas. Focus on the topics where you miss questions, then reread those sections of the manual.

On test day, arrive early, bring a valid form of identification, and read each question carefully. Do not rush. If you are unsure about a question, mark it and come back to it after you finish the others. You have time to review your answers before submitting.

Frequently Asked Questions

Can I use the Illinois Driver's Manual during the test?

No. The test is closed-book. You must study the manual before you arrive at the testing facility. You are allowed to bring the manual with you to study while you wait, but you cannot use it during the test itself.

What languages is the Chicago written test offered in?

The test is available in English and several other languages, including Spanish, Polish, Chinese, and others. When you schedule your test appointment, you can request your preferred language. Contact the Chicago Driver Services facility or the Secretary of State website to confirm which languages are available at your location.

What happens if I fail the written test?

You can retake the test the same day or return another day. Illinois does not impose a waiting period between attempts. However, you will need to pay the test fee again. Many people find it helpful to study the sections they missed before retaking the test.

Is the Chicago test different from the test in other Illinois cities?

No. The written test is the same across Illinois. All Secretary of State facilities use the same 35-question test based on the Illinois Driver's Manual. Your score is valid at any facility in the state.

How much time do I have to complete the test?

The Secretary of State does not publish a strict time limit, but most people finish in 20 to 30 minutes. You can take as long as you need within the facility's operating hours. Read carefully and do not rush.