Idaho DMV practice test (2026)

Idaho permit test: key facts

Questions on the knowledge test

40 questions

“The knowledge test consists of 40 questions; you can miss up to six (6) questions before failing the test.” — Idaho driver handbook, page 32

Minimum age for a learner permit

17 years of age or older

“Class D Instruction Permits (IP) allow an applicant who is 17 years of age or older to practice safely operating a motor vehicle for one (1) year when accompanied by an adult (someone who is 18 years of age or older) who holds a valid driver’s license.” — Idaho driver handbook, page 16

How long to hold the permit (drivers under 18)

Minimum 6-month, violationfree supervised instruction period

“Under this program, you will be required to complete a minimum 6-month, violationfree supervised instruction period” — Idaho driver handbook, page 19

Supervised practice hours (drivers under 18)

At least 50 hours, ten hours of which must be at night

“Accumulate at least 50 hours of supervised driving time, ten hours of which must be at night.” — Idaho driver handbook, page 19

Who must ride with a permit holder

A valid licensed driver at least 21 years of age occupying the front seat beside the driver

“Be accompanied by a valid licensed driver at least 21 years of age who is occupying the front seat beside the driver (no other passengers are allowed in the front seat).” — Idaho driver handbook, page 19

If you fail the knowledge test

Wait three days before retaking

“IF YOU FAIL A KNOWLEDGE TEST, YOU MUST WAIT THREE (3) DAYS TO RETEST.” — Idaho driver handbook, page 32

Vision test

Minimum standard of 20/40 vision in at least one eye, with or without corrective lenses

“MEDICAL/VISUAL SCREENING: Your vision will be tested and you must meet a minimum standard of 20/40 vision in at least one eye, with or without corrective lenses.” — Idaho driver handbook, page 32

Copied from the handbook with the page; rules change, so check the current edition or your DMV before the test.