Illinois permit practice tests
5 free practice tests built like the SOS class d written test: 35 questions, 28 correct to pass. Every answer is explained and cites the page of the Illinois Rules of the Road 2026 (DSD A 112) it comes from.
Practice tests
- Practice test 135 questions · answers explained
- Practice test 235 questions · answers explained
- Practice test 335 questions · answers explained
- Practice test 435 questions · answers explained
- Practice test 535 questions · answers explained
- Road signs test25 sign and pavement-marking questions
The Illinois knowledge test at a glance
| Official test | Class D written test |
|---|---|
| Questions | 35 questions |
| Passing score | 28 of 35 correct (80%) |
| Minimum age for a permit | You can get an Illinois instruction permit at 15 if you are enrolled in an approved driver education course or will start one within 30 days. From age 17 and 3 months, you can apply without driver education. |
| Handbook used | Illinois Rules of the Road 2026 (DSD A 112) (copy obtained from files.driving-tests.org) |
| Questions last checked | November 2, 2026 |
All Illinois permit test facts, with sources · Illinois Secretary of State
How to use these tests
Take one test at a time and read the explanation after every question, including the ones you get right. The five tests share no questions, so working through all of them covers 175 different questions from across the handbook. If you miss a question, the citation tells you which handbook page to re-read.