Free 2026 IA DMV Practice Tests

Based on the official Iowa Driver's Handbook. Get ready for your IA DOT written exam with our comprehensive practice tests.

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IA Warm-up Test

A quick 20-question quiz to gauge your readiness. Perfect for starting your study journey.

20 Questions
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IA Practice Test 1

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Questions 35
Mistakes 7 Max
Passing 80%

IA Practice Test 2

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Questions 35
Mistakes 7 Max
Passing 80%

IA Practice Test 3

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Questions 35
Mistakes 7 Max
Passing 80%

Practice by Topic

traffic Road Signs 9 Q traffic Signals & Right-of-Way 10 Q speed Speed Limits 10 Q no_drinks Alcohol & Drugs 8 Q local_parking Parking & Stopping 9 Q merge Yielding 9 Q emergency Emergency Vehicles 10 Q shield Safety Equipment 10 Q

What to Expect on the Iowa driver Test

Format

Computer at Iowa DOT driver\'s license service center or county treasurer\'s office.

Booking

Schedule an appointment at an Iowa DOT driver's license service center or county treasurer's office; an at-home online option exists for applicants under 18.

Retake policy

Unlimited, one attempt per calendar day.

1-day wait between attempts.

Languages offered

English, Spanish

Documents to Bring to Your Iowa Test

Primary proof of identity, proof of Iowa residency, and proof of Social Security number at the driver's license service center or county treasurer's office.

Iowa Rules You'll See on the Test

Rules unique to Iowa that appear on the IA DOT knowledge test more than others.

  • gavel Move Over or Slow Down law applies to all vehicles with flashing hazard lights
  • gavel Slow-moving vehicle emblem rules for farm equipment
  • gavel Moped operator licensing and equipment rules
  • gavel GDL restrictions for drivers under 18 including nighttime driving limits
  • gavel Rural gravel road right-of-way and yielding rules

Iowa DMV Test FAQ

How many questions are on the Iowa driver permit test?

The IA DOT driver knowledge test has 35 multiple-choice questions drawn from the official state handbook — covering road signs, traffic laws, right-of-way, and safe-driving procedures.

What's a passing score on the Iowa DMV knowledge test?

You need 28 out of 35 correct — 80% — to pass. The result is displayed immediately after you submit.

How many questions can I get wrong and still pass the Iowa test?

You can miss at most 7 questions. Any more than that and IA DOT will mark it a fail — you'll need to retake.

Is the Iowa knowledge test on paper or computer?

Computer at Iowa DOT driver\'s license service center or county treasurer\'s office.

Do I need an appointment for the Iowa knowledge test?

Schedule an appointment at an Iowa DOT driver's license service center or county treasurer's office; an at-home online option exists for applicants under 18.

What documents does IA DOT require to take the test?

Primary proof of identity, proof of Iowa residency, and proof of Social Security number at the driver's license service center or county treasurer's office.

Can I take the Iowa DMV test in a language other than English?

Yes. IA DOT offers the knowledge test in 2 languages including English, Spanish. Ask when scheduling if your language is available at your chosen office.

Can I retake the Iowa knowledge test if I fail?

Yes. Unlimited, one attempt per calendar day. You must wait 1 day between attempts.