Illinois Road Signs

The Illinois SOS written test includes 10 road sign questions. Study the signs below to pass your exam.

Illinois SOS Road Sign Test

Illinois Secretary of State written test includes a dedicated sign identification section. You'll see actual sign images and must identify their meaning. The test has 35 questions total with a 28 correct (80%) passing score.

Official Illinois Driver Handbook

Test Tips for Illinois

Illinois uses actual photos of signs in the test — memorize shapes and colors, not just names. Construction zone signs are heavily tested.

Signs Unique to Illinois

Illinois Tollway signsI-PASS Lane markers

Key Road Signs for the Illinois SOS Test

Stop Signregulatory Yield Signregulatory Speed Limit Signregulatory Railroad Crossing Signwarning School Crossing Signwarning No Passing Zone Signwarning Do Not Enter Signregulatory Merge Signwarning Construction Zone Sign (Road Work Ahead)construction Divided Highway Signwarning

Practice Illinois Road Signs

Test your knowledge with interactive tools