Overview
The Armed Services Vocational Aptitude Battery (ASVAB) is a multi-subject test developed and maintained by the U.S. Department of Defense. It is used to screen applicants for enlistment in the U.S. military and to help classify recruits into specific military jobs. The ASVAB is also offered to high school and postsecondary students, with no obligation to join the military, as a career-exploration tool. Hundreds of thousands of people take the ASVAB each year, making it one of the highest-volume standardized tests administered in the United States.
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Who can take it
Two groups take the ASVAB:
Military applicants. Anyone applying to enlist in the Army, Navy, Air Force, Marine Corps, Coast Guard, or Space Force takes the ASVAB as part of the enlistment process, arranged through a military recruiter.
Students, through the ASVAB Career Exploration Program (CEP). The CEP is offered to students in grades 10-12 and postsecondary students through their school. It lets students explore both military and civilian career options based on their results, with no obligation to enlist. A school's teacher or counselor administers the program and tells students how to take part.
A CEP score counts as a valid ASVAB score: if a student later decides to enlist, the score can be used for enlistment purposes while it remains valid.
Exam pattern
The ASVAB measures aptitude across four domains: Verbal, Math, Science and Technical, and Spatial. It is made up of the following subtests:
| Subtest | What it measures |
|---|---|
| General Science (GS) | Knowledge of physical and biological science |
| Arithmetic Reasoning (AR) | Solving arithmetic word problems |
| Word Knowledge (WK) | Word meaning, synonyms, and usage in context |
| Paragraph Comprehension (PC) | Understanding information from written passages |
| Mathematics Knowledge (MK) | High-school-level mathematics |
| Electronics Information (EI) | Electricity and electronics |
| Auto Information (AI) | Automobile technology |
| Shop Information (SI) | Tools, shop terminology, and shop practices |
| Mechanical Comprehension (MC) | Mechanical and physical principles |
| Assembling Objects (AO) | Visualizing how parts fit together to form an object |
The test is administered in two formats:
CAT-ASVAB. A computer-adaptive version taken at a Military Entrance Processing Station (MEPS) or an affiliated Military Entrance Test (MET) site. It adapts question difficulty to the test taker's responses and includes all 10 subtests above. It takes roughly two hours to complete.
Paper-and-pencil ASVAB. Given at only a limited number of MET sites. Auto Information and Shop Information are combined into a single Auto & Shop Information (AS) subtest, and Assembling Objects is not included, so the paper version has 9 subtests. Every test taker answers the same fixed set of questions. Including instructions and administrative time, the paper version runs about 3 to 4 hours.
Both formats measure the same underlying abilities; the CAT-ASVAB is the version most applicants take at a MEPS.
Marking and results
Four of the subtests — Arithmetic Reasoning, Mathematics Knowledge, Paragraph Comprehension, and Word Knowledge — are combined into the Armed Forces Qualification Test (AFQT) score. The AFQT is reported as a percentile from 1 to 99, showing the percentage of a reference group of test takers that the applicant's score equaled or exceeded. The AFQT percentile is grouped into categories:
| Category | Percentile range |
|---|---|
| I | 93-99 |
| II | 65-92 |
| IIIA | 50-64 |
| IIIB | 31-49 |
| IV | 10-30 |
| V | 1-9 |
Each military branch sets its own minimum AFQT score for enlistment eligibility, and these minimums can change over time, so applicants should confirm the current cutoff with their recruiter.
Beyond the AFQT, scores from the full set of subtests are combined into composite ("line") scores. Each service builds its own composites from the subtest combinations that best predict performance in groups of military jobs, and uses them to decide which jobs an applicant qualifies for — this is separate from the AFQT, which only decides enlistment eligibility. An ASVAB score, including a CEP score taken at school, is valid for two years.
Fees
For 2026, there is no fee to take the ASVAB, whether through a recruiter for enlistment purposes or through a school's Career Exploration Program.
How to apply
Military applicants. Contact a military recruiter, who confirms basic eligibility and then schedules the ASVAB at a MEPS or an affiliated MET site. Recruiters can also arrange PiCAT, an unproctored, internet-based version of the ASVAB that can be taken from home or any location with internet access; a proctored confirmation test is required afterward if the applicant wants to use the PiCAT score for enlistment.
Students (CEP). Ask a school teacher or counselor about participating in the ASVAB Career Exploration Program; the school arranges the test date and administration.
After the exam
Test takers receive a score report covering the AFQT score and the individual subtest and composite scores. Applicants who enlist use their AFQT score to confirm enlistment eligibility and their composite scores to see which military jobs they qualify for. An applicant who wants to retake the ASVAB must wait one month after the first test before a retest, another one month before a second retest, and six months before any further retest.
Preparation tips
Review the subtest list and what each one covers before test day, since the ASVAB spans academic subjects (math, verbal) and technical subjects (electronics, auto/shop, mechanical comprehension) that a general high school curriculum may not fully cover. Official sample questions are available to help test takers become familiar with question formats before the real test.
Who can take the ASVAB?
Military applicants take it through a recruiter as part of enlistment. High school students (grades 10-12) and postsecondary students can also take it through their school's ASVAB Career Exploration Program, with no obligation to join the military.
What is the difference between the AFQT and a line score?
The AFQT combines four subtests (Arithmetic Reasoning, Mathematics Knowledge, Paragraph Comprehension, Word Knowledge) into a percentile score that determines basic enlistment eligibility. Line scores are separate composites, built from different combinations of subtests, that each military branch uses to decide which specific jobs an applicant qualifies for.
Is the ASVAB free?
Yes. For 2026, there is no cost to take the ASVAB, whether through a military recruiter or through a school's Career Exploration Program.
How long is an ASVAB score valid?
An ASVAB score, including one taken through the school Career Exploration Program, is valid for two years.