How many questions are on the Iowa permit test?

The Iowa written permit test for cars has 35 multiple-choice questions. The motorcycle endorsement test has 25 questions, and CDL tests vary by endorsement (20 questions each for endorsements like HazMat, Tanker, or Passenger).

What's the passing score for the Iowa written test?

You must score 80% to pass. For the car test, that means answering at least 28 out of 35 questions correctly. For the motorcycle test, you need 20 out of 25 correct.

How much does the Iowa written knowledge test cost?

The knowledge test fee is $10. Additionally, the instruction permit fee is $6, and the driving skills test fee is $20. Total costs vary depending on which license type you're applying for.

How old do I have to be to take the Iowa permit test?

You must be at least 14 years old to take the permit test in Iowa. Applicants under 18 may be eligible for the online 'Skip the Trip' option if they are within 30 days of their 14th birthday.

Can I take the Iowa DMV test in Spanish or other languages?

Yes, Iowa offers the written test in multiple languages including Spanish. You must request your language preference when scheduling your appointment. An interpreter will be provided at no cost. Note: If you take the test in a non-English language, your license will have a restriction stating you may only drive with an interpreter present, and you'll still be required to read English traffic signs.

How many times can I retake the Iowa written test?

You have three attempts to pass the written test within a 90-day period. If you fail, you must wait at least one business day before retaking. If you fail three times or exceed 90 days without retaking, your application closes and you must restart the entire process.

Is the Iowa permit test online or in person?

Iowa offers both options. The 'Skip the Trip' online test is available for applicants under 18 who are within 30 days of their 14th birthday, using a computer (not phone or tablet) with an internet connection and parental supervision. Adults age 18 and older must take the test in person at a DMV office or county treasurer's office. After passing the online test, you still need to visit the office to receive your instruction permit.

What documents do I need to bring to the Iowa DMV?

Bring a primary form of identification (birth certificate or passport), proof of your Social Security number (Social Security card or W2), and two proofs of Iowa residency (utility bill or rental agreement). If you're under 18, bring your parent's or guardian's written consent (Form 430018). All documents must be original or certified copies and not expired. Iowa DOT has an interactive tool on its website to help you determine exactly which documents you need.

Iowa DMV Permit Practice Test (2026)

Prepare for the 2026 Iowa learner’s permit and driver’s license knowledge test administered by the Iowa Department of Transportation, Motor Vehicle Division. PassMyDMV’s Iowa car question bank includes 867 multiple-choice questions written directly from the official Iowa Driver Manual — with every explanation citing the exact handbook page and rule.

The Iowa written test for passenger vehicle operators consists of 35 multiple-choice questions, with a passing score of 80% (28 correct answers required). The test typically takes 20-40 minutes to complete and has no enforced time limit. The fee for the knowledge test is $10, plus a $6 instruction permit fee. Applicants must be at least 14 years old to take the test. If you fail, you must wait at least one business day before retaking. You have three attempts to pass within a 90-day window; after three failures or if 90 days elapse, you must restart the application process. The test is available in multiple languages including Spanish, though non-English test-takers will have reading restrictions on their license.

The Iowa permit test covers Iowa-specific road safety topics essential for drivers in the state. Questions address traffic laws and regulations, road signs and signals, safe driving techniques, sharing the road with other vehicles and pedestrians, and alcohol and drug impairment laws. Iowa-specific content includes safe driving around slow-moving agricultural vehicles (which must display an orange triangle emblem), rural road hazards, and variable weather conditions like winter snow and rain. The test also covers vehicle maintenance basics, fatigue and drowsy driving awareness, and right-of-way rules. Questions are presented in multiple-choice format with four answer options each. The test emphasizes practical knowledge applicable to Iowa's diverse driving environments, from urban areas to farmland.

Sample Iowa Car Permit Practice Test Questions & Official Manual Citations (2026)

Below are 4 real sample questions from our Iowa car permit practice test bank. Every question in PassMyDMV cites the exact page and rule in the official Iowa manual so you understand the law behind every answer:

Sample Question 1 · License Required Official Iowa Manual · Page 4

In Iowa, who is required to have a permit or license when using public roads?

A. Anyone operating a motor vehicle, motorcycle, or moped Correct
B. Only people driving commercial vehicles
C. Only drivers who have lived in Iowa for one year
D. Only drivers younger than 18

Why A. Anyone operating a motor vehicle, motorcycle, or moped is correct: Iowa requires a permit or license for operating a motor vehicle, motorcycle, or moped on public roads. [Manual: Pages 1-6 — Who Needs an Iowa Driver’s License?, p. 4]

Manual excerpt (Official Iowa Manual · Page 4): “In Iowa, anyone operating a motor vehicle, motorcycle, or moped on public roads is required to have a permit or license.”

Sample Question 2 · Iowa Residency Official Iowa Manual · Page 4

For driver licensing purposes, what can make you an Iowa resident?

A. Only passing through Iowa on vacation
B. Doing at least one listed residency action Correct
C. Only visiting Iowa for a weekend
D. Only owning a vehicle registered in another state

Why B. Doing at least one listed residency action is correct: The manual says you are considered an Iowa resident if you have done at least one of the listed actions. [Manual: Pages 1-6 — Iowa Residency, p. 4]

Manual excerpt (Official Iowa Manual · Page 4): “You are considered an Iowa resident for purposes of driver’s licensing if you have done at least one of the following:”

Sample Question 3 · Voter Residency Official Iowa Manual · Page 4

Which action is listed as one way to be considered an Iowa resident for driver licensing?

A. Driving through Iowa twice
B. Registering to vote in Iowa Correct
C. Receiving mail while visiting Iowa
D. Buying fuel in Iowa

Why B. Registering to vote in Iowa is correct: Registering to vote in Iowa is one of the listed actions that can establish Iowa residency for licensing purposes. [Manual: Pages 1-6 — Iowa Residency, p. 4]

Manual excerpt (Official Iowa Manual · Page 4): “• Registered to vote in this state.”

Sample Question 4 · School Residency Official Iowa Manual · Page 4

Which school-related action can count toward Iowa residency for driver licensing?

A. Touring an Iowa college campus
B. Attending a private driver seminar online
C. Enrolling your child in an Iowa public school Correct
D. Buying school supplies in Iowa

Why C. Enrolling your child in an Iowa public school is correct: The manual includes enrolling your child in an Iowa public school as one listed residency action. [Manual: Pages 1-6 — Iowa Residency, p. 4]

Manual excerpt (Official Iowa Manual · Page 4): “• Enrolled your child in an Iowa public school.”

Most-Tested Iowa Car Permit Practice Test Topics in Our 867-Question Bank

Our Iowa car permit practice test bank contains 867 active multiple-choice questions written directly from the official Iowa handbook. Here is how those questions break down across the core exam topics:

Official Manual Topic Area	PassMyDMV Question Coverage
Railroad Crossings	21 manual-cited questions
Following Distance	19 manual-cited questions
Speed Limits	13 manual-cited questions
Traffic Signals	10 manual-cited questions
Uncontrolled Intersections	9 manual-cited questions
School Buses	8 manual-cited questions
Headlights	8 manual-cited questions
Blind Spots	8 manual-cited questions

Frequently Asked Questions: Iowa Car Permit Practice Test

How many questions are on the Iowa permit test?: The Iowa written permit test for cars has 35 multiple-choice questions. The motorcycle endorsement test has 25 questions, and CDL tests vary by endorsement (20 questions each for endorsements like HazMat, Tanker, or Passenger).
What's the passing score for the Iowa written test?: You must score 80% to pass. For the car test, that means answering at least 28 out of 35 questions correctly. For the motorcycle test, you need 20 out of 25 correct.
How much does the Iowa written knowledge test cost?: The knowledge test fee is $10. Additionally, the instruction permit fee is $6, and the driving skills test fee is $20. Total costs vary depending on which license type you're applying for.
How old do I have to be to take the Iowa permit test?: You must be at least 14 years old to take the permit test in Iowa. Applicants under 18 may be eligible for the online 'Skip the Trip' option if they are within 30 days of their 14th birthday.
Can I take the Iowa DMV test in Spanish or other languages?: Yes, Iowa offers the written test in multiple languages including Spanish. You must request your language preference when scheduling your appointment. An interpreter will be provided at no cost. Note: If you take the test in a non-English language, your license will have a restriction stating you may only drive with an interpreter present, and you'll still be required to read English traffic signs.
How many times can I retake the Iowa written test?: You have three attempts to pass the written test within a 90-day period. If you fail, you must wait at least one business day before retaking. If you fail three times or exceed 90 days without retaking, your application closes and you must restart the entire process.
Is the Iowa permit test online or in person?: Iowa offers both options. The 'Skip the Trip' online test is available for applicants under 18 who are within 30 days of their 14th birthday, using a computer (not phone or tablet) with an internet connection and parental supervision. Adults age 18 and older must take the test in person at a DMV office or county treasurer's office. After passing the online test, you still need to visit the office to receive your instruction permit.
What documents do I need to bring to the Iowa DMV?: Bring a primary form of identification (birth certificate or passport), proof of your Social Security number (Social Security card or W2), and two proofs of Iowa residency (utility bill or rental agreement). If you're under 18, bring your parent's or guardian's written consent (Form 430018). All documents must be original or certified copies and not expired. Iowa DOT has an interactive tool on its website to help you determine exactly which documents you need.