Iowa Police Officer Selection Test Practice Tests & Study Guide
Prepare with confidence using the most accurate Iowa NPOST prep available. Unlimited practice, a digital study guide and realistic scoring for only $39.




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Get the edge you need to pass the Iowa NPOST (National Police Officer Selection Test) on your first try. Our online prep is built to mirror the real test used by police departments across Iowa, with the same style of questions you'll encounter on exam day.
What's Included in Your Test Prep:
6 months of unlimited access
Covers all 4 official NPOST sections: Reading, Grammar, Math & Report Writing
Instant scoring with section breakdowns
Downloadable explanations for every incorrect answer so you can improve
Digital 140-page NPOST study guide with strategies & tips for every section
Large question bank so each session feels fresh
Mobile-friendly and accessible from any device
Designed for Iowa agencies using the NPOST
How It Works:
Create an account so you can access from any device, any time
Purchase access and unlock 6 months of access -- no recurring charges
Download your NPOST digital study guide and review tips for every section
Take unlimited practice test & review your score.
Keep practicing the full exam or individual sections until you're satisfied.
Ace the real exam and launch your career in Iowa law enforcement.
Why It Will Help You Pass:
Practice under pressure with a timed format to simulate the real exam
Identify weak areas and improve before test day
Get familiar with the types and style of questions you'll find on the real Iowa NPOST
Frequently Asked Questions:
What is the NPOST used for in Iowa?
The Iowa NPOST is the official entry-level exam used by many Iowa law enforcement agencies to assess reading, writing, grammar, and arithmetic skills essential for police work. The Iowa DPS, Des Moines Police, and many more agencies across the state use the exam.
How many questions are on the Iowa NPOST?
The official NPOST has 75 multiple-choice questions across four timed sections: Reading Comprehension, Grammar, Math, and Incident Report Writing. Our practice tests replicate this same structure and pacing.
Is this the official Iowa NPOST exam?
No. This is an independent practice resource designed to help you prepare for the real NPOST. It’s not affiliated with or endorsed by the I/O Solutions or any law enforcement agency.
Do I get explanations and a score report?
Yes. After completing your practice exam, you’ll receive instant scores by section and detailed explanations for every incorrect response. You can also download a PDF report to review later.
Can I retake the practice exam?
Absolutely. You’ll have unlimited access for six months, so you can retake the test as often as you like. Each attempt pulls random questions from our bank to keep practice fresh and realistic.
Can I practice specific sections only?
Yes. You can choose to focus on individual sections like Grammar or Math to strengthen your weak areas before taking the full test.
Can I use this on my phone or tablet?
Yes. The entire Iowa NPOST practice exam is mobile-friendly and works on phones, tablets, or desktop devices.
Do you offer other police exams besides Iowa NPOST?
Yes! The Candidate’s Edge offers realistic practice exams for the CJBAT (Florida), PELLETB (California), MCOLES (Michigan), NYPD, LAPD, GSI, and more — all with unlimited access and instant scoring.
Get the Edge on the Iowa Police Exam. Start practicing today.
Secure Payment
One-Time Purchase
Instant Access
