How Long is the OAT Test?

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By

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Reviewed by

Dr. Joel Meyerson

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Updated on

May 27, 2025

Key Takeaway

Table of Contents

The OAT consists of 4 sections: Survey of Natural Sciences, Reading Comprehension, Physics, and Quantitative Reasoning.

The test will take you just about 5 hours to complete, not including transportation to and from the test site, checking in, etc.

OAT administration schedule

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