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CHEAT SHEET · HAWAII ROAD SIGNS

Hawaii Road Signs Cheat Sheet.
The night-before summary, built like the exam.

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Weighted to the current exam outline·15-minute scanVerified against the official content outline
By Vincent Ruan, EA, CFP®Published August 9, 2026
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The numbers to remember

  • 25 questions, 60-minute time limit — plenty of time, so don't rush.
  • Minimum age to take the test or get an instruction permit: 15.5 years.
  • Minimum age for a provisional license: 16 years; you must hold the instruction permit at least 180 days first.
  • Pass the test? You have 30 days to finish paperwork and documentation.
  • Fail? Retest the next day. Disqualified? Wait 7 days.
  • County fees: Hawaii County $11, Honolulu $12, Kauai $20, Maui $25.
  • Online testing needs a desktop or laptop with webcam — no phones or tablets.
  • Test can be taken online statewide, or in person at a county office on limited, appointment-only days.
  • Supervising drivers for a learner must be at least 21 years old and licensed for that vehicle type.

Sign shapes at a glance

  • Red octagon = stop.
  • Red/white downward triangle = yield.
  • Yellow diamond = general warning.
  • Orange diamond = construction/work zone.
  • White rectangle, black text = regulatory (speed, turns, one-way).
  • Green rectangle = guide/directional.
  • Pennant = no-passing zone.
  • Circle = railroad crossing warning.
  • Pentagon = school zone or crossing ahead.

Right-of-way in one breath

You yield, you don't take. First to stop at a 4-way goes first; ties yield right. Left turns yield to oncoming traffic and pedestrians. Entering/merging traffic yields to traffic already on the road. Pedestrians in a crosswalk always get the right-of-way, marked or not. Roundabout entrants yield to circulating traffic already inside. Pull over and stop for emergency vehicles running lights and sirens.

Top traps

  • Thinking the posted speed limit is always safe — it's a maximum under ideal conditions, not a target in rain, fog, or heavy traffic.
  • Assuming right-of-way is something you can assert — it's always something granted or yielded, never taken.
  • Treating a driver under 21 the same as an adult for alcohol tolerance — the standard is stricter (effectively zero) for minors.
  • Forgetting sign shape/color meaning when a question shows no text at all — study the category, not just individual signs.
  • Showing up with a phone or tablet for the online test — only a desktop or laptop with a webcam is accepted.
  • Missing your county's specific fee or process — Hawaii's four counties differ ($11 to $25) and each runs its own licensing division.
  • Underestimating fatigue — drowsy driving slows reaction time much like alcohol does, and pulling over to rest is the correct call, not pushing through.

Frequently asked questions

What should I memorize the night before the Hawaii permit test?

Focus on sign shapes and colors (stop, yield, warning, regulatory, guide), the right-of-way basics, and the fact that posted speed limits are maximums, not safe speeds in every condition. These categories cover most of the 25 questions.

How long is the real Hawaii driver's knowledge test?

It's 25 questions with a 60-minute time limit, taken either online through the statewide Home Driving Knowledge Test or in person at a county driver licensing center on limited appointment days.

What score do I need to pass?

Hawaii's licensing authority does not publish a specific passing score, so the safest approach is to aim for a strong, consistent performance on practice tests across all topic areas rather than targeting a bare minimum.

Is the cheat sheet free and can I print it?

Yes, the cheat sheet is free to view and use as a quick reference, and its short sectioned format is meant to be skimmed or printed for a final review right before your test appointment.

What happens if I fail the Hawaii knowledge test?

You can retake the test the very next day. If you were disqualified rather than simply failing, you must wait 7 days before your next attempt.

How old do I need to be to take the test or get my permit?

You can take the knowledge test and apply for an instruction permit at 15.5 years old. You must then hold that permit for 180 days before you're eligible for a provisional license at age 16.

Sources

  1. 1.Hawaii FAQ - KnowTo Drive (official state-designated online testing platform)Hawaii Department of Transportation (HIDOT) / County Driver Licensing Divisions (Honolulu, Hawaii, Maui, Kauai) (accessed Aug 9, 2026)
  2. 2.Online Learner's Permit Test | Department of TransportationHawaii Department of Transportation (HIDOT) / County Driver Licensing Divisions (Honolulu, Hawaii, Maui, Kauai) (accessed Aug 9, 2026)
  3. 3.Hawaii Driver's Manual (2023, State of Hawaii, HIDOT)Hawaii Department of Transportation (HIDOT) / County Driver Licensing Divisions (Honolulu, Hawaii, Maui, Kauai) (accessed Aug 9, 2026)
  4. 4.Written test for driver's permit now available online statewide | Department of TransportationHawaii Department of Transportation (HIDOT) / County Driver Licensing Divisions (Honolulu, Hawaii, Maui, Kauai) (accessed Aug 9, 2026)

Official sources

Every exam fact on this page traces to a primary document published by the body that administers the exam.

Last verified against the official exam content outline: