Idaho Permit Practice Test (2026)
Reviewed by the DriveCar editorial team. Last updated .
Idaho issues driver licenses and instruction permits through the Idaho Transportation Department (ITD) Division of Motor Vehicles. To get a Class D Supervised Instruction Permit, you must be at least 14 and a half years old, complete driver education, and pass a written knowledge test. The Idaho Driver's Handbook is free on the ITD website.
Sourced from the official Idaho Transportation Department Division of Motor Vehicles Idaho driver manual.
Idaho permit test at a glance
Sources: Idaho ITD Young Drivers page Idaho Driver's Handbook (July 2025 PDF) Idaho ITD Graduated Driver's Licensing fact sheet Idaho ITD Practice Driver's Test
How to pass the Idaho permit test
Read the Idaho Driver's Handbook all the way through. The test has 40 questions and you must answer 34 right to pass. That is 85%, one of the highest in the country. The test is adaptive and stops as soon as you pass or can no longer pass. Take the free ITD sample test online before test day.
Retake policy
If you fail the knowledge test, check with your local Idaho DMV office for retake scheduling. The test uses an adaptive format and stops once you reach 34 correct (pass) or it becomes impossible to pass.
Compare nearby states
DMV rules vary state-by-state. If you also drive in or near Idaho, these neighbors' tests are worth a look.
Idaho DMV FAQ
How old do I need to be to get an Idaho permit?
You must be at least 14 and a half years old and enrolled in driver education to apply for a Class D Supervised Instruction Permit.
How many questions are on the Idaho permit test?
The Idaho Class D knowledge test has 40 multiple-choice questions. You must answer at least 34 correctly to pass. That is 85%.
How much does the Idaho permit cost?
The Supervised Instruction Permit fee is $21.50, and the knowledge test fee is $5.