Learn How ASVAB Scores Are Calculated and What They Mean
The Armed Services Vocational Aptitude Battery, commonly known as the ASVAB, is a multiple-choice exam used by the United States military to evaluate the knowledge and aptitude of individuals seeking to enlist. It is a vital component of the enlistment process and serves two primary purposes: determining eligibility for enlistment and helping assign recruits to roles that match their strengths.
The ASVAB is not just a single test but a battery of subtests that measure a wide range of skills and aptitudes. It is designed to evaluate your academic knowledge, problem-solving abilities, and technical skills. The better you perform on the ASVAB, the more career options you may qualify for within the military.
The ASVAB is taken by high school students, recent graduates, and individuals considering a career in any branch of the U.S. military, including the Army, Navy, Marine Corps, Air Force, Space Force, and Coast Guard. While primarily used for enlistment purposes, the ASVAB is also part of the Career Exploration Program, which helps students learn more about their strengths and explore potential career paths, both military and civilian.
If you are planning to enlist, your ASVAB score will play a major role in determining the roles available to you, as well as your initial placement and training.
The ASVAB is typically administered in one of two ways:
Both formats are scored in similar ways, and the subtests are generally the same. However, time limits and the number of questions can vary slightly between versions.
The ASVAB is used to:
Your scores on the ASVAB subtests determine not only whether you can enlist but also which military jobs you may be qualified to perform. Some roles require high aptitude in mechanical skills, while others emphasize electronics, clerical ability, or mathematical reasoning.
Understanding the ASVAB’s structure and how it affects your military future is the first step in preparing for a successful enlistment and career.
The ASVAB consists of nine or ten subtests, depending on the version you take. Each subtest is designed to evaluate a different area of knowledge or skill.
Here is a breakdown of each subtest and what it assesses:
This section evaluates your understanding of physical and biological sciences. Topics include:
This section tests broad scientific knowledge typically taught in high school. It is particularly important for individuals interested in technical or health-related military jobs.
This subtest measures your ability to solve basic arithmetic problems. These are usually word problems involving:
The AR section is important because many military jobs require on-the-spot mathematical thinking.
This section measures vocabulary and understanding of word meanings. You may be asked to identify:
A strong vocabulary is essential in understanding technical manuals and following orders accurately.
In this section, you read short passages and answer questions to test your reading comprehension. You’ll be asked to:
This subtest evaluates how well you can extract information from written material, which is a critical skill for all military roles.
This subtest assesses high school-level math skills, including:
MK is particularly relevant for technically inclined positions, such as engineering or electronics.
This subtest evaluates your understanding of electrical principles and electronic systems. Topics include:
This section is crucial for roles involving communications, electrical maintenance, or avionics.
This subtest is split into two areas:
If you are pursuing a mechanical or automotive career path, this section will be especially relevant.
This section tests your understanding of mechanical and physical principles. It covers:
It is often required for positions involving construction, maintenance, or equipment operation.
This is a spatial reasoning subtest, available only on the computerized version of the ASVAB. You’ll be given pieces of an object and must determine how they fit together. It assesses your ability to visualize and mentally rotate objects.
This subtest is important for technical roles, especially those involving machinery or engineering design.
The total time to complete the ASVAB varies depending on the version taken:
Each subtest is timed individually. You must manage your time wisely to ensure all questions are answered within the allocated period. Questions are multiple-choice, and you are not penalized for incorrect answers, so guessing is encouraged if unsure.
At MEPS or a MET site, you will take the test in a proctored environment. Identification is required, and you’ll be instructed to leave personal belongings outside the testing room. The goal is to provide a distraction-free and standardized testing environment to ensure fairness and accuracy.
Understanding the ASVAB and its structure is the first and most essential step in military enlistment preparation. But why is it so important?
Your AFQT score, derived from four subtests of the ASVAB, is used to determine whether you qualify to enlist in the U.S. military. Each branch has its minimum score requirements. Scoring below the threshold for your desired branch means you cannot enlist in that branch without retaking the test and improving your score.
Even if you qualify for enlistment, your scores on the individual subtests are used to calculate line scores. These line scores are matched with specific job requirements. The better you perform on relevant subtests, the more options you’ll have in choosing your role.
High ASVAB scores can improve your chances of qualifying for advanced enlistment ranks or specialized training programs. In some cases, strong performance may even lead to financial incentives or signing bonuses.
Even if you choose not to enlist, the ASVAB provides useful feedback on your academic and technical strengths. It can serve as a valuable tool for exploring civilian careers that align with your skills.
While this section focuses primarily on understanding the test’s structure, it’s also important to note that preparation plays a huge role in your success. Knowing what each subtest covers gives you a roadmap for your study plan. Reviewing high school-level math, improving vocabulary, and practicing mechanical concepts can all help you perform better.
Once you complete the ASVAB, your performance is summarized through a variety of scores. However, not all scores are equally important or easy to understand. To interpret your results effectively, it’s essential to know the difference between raw scores, standard scores and how they contribute to the Armed Forces Qualification Test (AFQT) and line scores.
This part explains the logic and calculations behind each score type, helping you make sense of what your ASVAB results mean for your military career.
A raw score is the simplest form of scoring on the ASVAB. It represents the number of questions you answer correctly on a particular subtest. For example, if a subtest has 40 questions and you get 30 correct, your raw score is 30.
There is no penalty for wrong answers on the ASVAB, so guessing on questions you’re unsure about is always encouraged. The raw score reflects only the correct answers, without taking into account the difficulty level of those questions.
Raw scores, while straightforward, are not very useful by themselves. That’s because different test forms might have questions of varying difficulty. Getting 30 questions right on a hard version of the test may indicate a stronger performance than getting 35 right on an easier version.
Because of this variability, the military uses standard scores to allow for fair comparisons between test-takers. Raw scores are primarily used internally to help calculate standard scores, AFQT scores, and line scores.
Standard scores are a transformation of your raw scores that places your performance in context. These scores compare your performance to a nationally representative sample of test-takers, usually individuals between the ages of 18 and 23.
Instead of simply counting how many questions you got right, standard scores take into account the average performance and the distribution of scores among the test population. They help determine where you fall relative to others.
Standard scores are derived through a process called statistical scaling. Here’s how it generally works:
The result is a score where:
This means most test-takers will score between 40 and 60 on each subtest.
For example:
These standard scores are used to calculate both the AFQT score and the various line scores required for military jobs.
Standard scores provide a reliable way to compare performance across different test versions. Since they are normalized, two people who take the test at different times and on different test forms can still be compared accurately.
If you score significantly above 50 in any subtest, it suggests strong performance in that area, which can positively impact your line scores and increase your chances of qualifying for more technical or specialized roles.
It’s important to distinguish standard scores from percentile scores:
You’ll encounter both when reviewing your ASVAB results, but they serve different purposes in evaluating your performance.
The Armed Forces Qualification Test (AFQT) score is the most important score derived from your ASVAB results. It is used to determine whether you qualify for enlistment in the U.S. military. Unlike other ASVAB scores, which are based on various subtests, the AFQT is calculated using only four of them:
These four sections are considered the best predictors of general cognitive ability and academic readiness for military training.
To calculate the AFQT score, you need to follow a few steps involving the raw and standard scores of the four contributing subtests.
The AFQT score is expressed as a percentile from 1 to 99. This percentile indicates how your score compares to a reference population of test-takers aged 18 to 23.
For example:
These percentile rankings are essential for determining military eligibility.
Each military branch sets its own minimum AFQT score requirements for enlistment:
If you score below the minimum requirement for your chosen branch, you will not be eligible to enlist unless you retake the test and improve your score.
The AFQT score is used to determine:
A higher AFQT score not only broadens your enlistment options but also reflects positively on your overall cognitive abilities and academic preparedness.
Understanding how each score functions helps in interpreting your ASVAB results more clearly:
Each score serves a specific purpose in helping recruiters and the military determine your suitability for service and potential career paths.
Once you receive your scores, take the time to:
You can use your score report as a guide to tailor your study efforts and target improvement areas if needed.
You may consider retesting if:
There are waiting periods between retakes, and the military generally expects to see evidence of preparation or improvement before allowing additional attempts.
Improving your scores begins with identifying which subtests are most important for your goals. If your AFQT score is too low, focus on arithmetic, math knowledge, reading comprehension, and vocabulary.
If you’re targeting a specific military occupation, research which subtests influence the line score for that job and strengthen your performance in those areas.
Line scores are composite scores created by combining standard scores from specific ASVAB subtests. Unlike the AFQT, which determines basic enlistment eligibility, line scores are used by each branch of the U.S. military to match individuals with particular Military Occupational Specialties (MOS) or job classifications.
Every job in the military requires a unique set of skills. Line scores help determine whether a recruit’s strengths align with those needed for specific career fields. For example, a role in electronics repair might require strong performance in math, science, and electronics subtests, while a clerical position may focus more on verbal and arithmetic reasoning abilities.
Scoring high on the AFQT allows you to enlist, but it’s your line scores that determine what jobs you can qualify for once you’re in. Some of the most desirable and competitive positions in the military require high line scores in specific categories.
If you already have a career path in mind, understanding line scores will help you focus your ASVAB study efforts on the subtests that directly affect your eligibility for that role.
For example:
Each military branch has its system for grouping ASVAB subtests into line scores. Most line scores are created by adding together two or more standard scores from relevant subtests. These combinations are then used to evaluate a recruit’s aptitude for different categories of military jobs.
The specific subtests used to calculate line scores include:
Word Knowledge (WK) and Paragraph Comprehension (PC) are typically combined into a score called Verbal Expression (VE).
The Verbal Expression score is a common element in many line score formulas. To calculate VE, the military combines the standard scores from WK and PC and then applies a conversion table to assign a scaled VE score.
For example:
The VE score is then used in combination with other subtest scores to generate line scores for different military roles.
Each branch of the military calculates line scores differently and uses different combinations of subtests based on its unique requirements and occupational structure.
The Army uses the following primary line score categories:
Each Army MOS has a minimum required score in one or more of these categories. For example, the Human Intelligence Collector (MOS 35M) requires a minimum ST line score of 101.
The Navy refers to job categories as “ratings.” It calculates line scores as follows:
Each rating has a specific line score requirement. For example, to qualify for the Nuclear Field program, a high NUC line score is essential.
The Air Force uses four primary aptitude areas:
Each Air Force Specialty Code (AFSC) requires a minimum score in one or more of these areas. For instance, avionics roles demand high scores in the Electronics (E) line score category.
The Marine Corps uses the following line score categories:
As with other branches, each job in the Marine Corps requires a minimum score in the relevant category.
The Coast Guard uses a simpler approach but still relies heavily on the AFQT and specific subtests. Each Coast Guard rating has unique ASVAB subtest requirements. For example, a score of 115 in Arithmetic Reasoning and Mathematics Knowledge might be necessary for technical roles like Machinery Technician.
Here are some examples of military jobs and the typical line score requirements:
These examples demonstrate how crucial it is to perform well on specific subtests if you have a targeted job in mind.
To improve your line scores, the first step is identifying which subtests influence the line scores for your desired job. For example, if you want to become an avionics technician in the Air Force, focus on improving your scores in Electronics Information, Mathematics Knowledge, and Arithmetic Reasoning.
Take diagnostic tests or practice exams to determine which subtests are your weakest. Spend more study time on those areas. If you score high on VE but low on EI, and your desired job depends on a strong EL or E line score, prioritize studying electronics principles.
Tailor your study materials to the subtests that affect your most important line scores. Choose books, online tutorials, or flashcards that align with your needs. If possible, seek out subject-specific guides, such as books on electronics for improving EI or geometry-focused resources for boosting MK.
Take timed practice tests and simulate the real ASVAB environment. Regular practice improves speed, accuracy, and confidence, all of which are crucial for raising your standard scores.
If your line scores fall short of your desired job, retaking the ASVAB may be a good option. However, you must wait at least 30 days before retesting. Use this time wisely to strengthen the subtests most relevant to your career goals.
After you take the ASVAB, a recruiter or career counselor will review your scores and help match you with military jobs that align with your performance. Understanding line scores will allow you to have a more informed and proactive conversation about your future.
You might hear phrases like:
By knowing how your line scores were calculated, you’ll better understand what those options mean and how to pursue the path that fits your goals.
Line scores are a critical part of the ASVAB scoring system. While the AFQT determines basic eligibility, line scores open doors to specific military careers. Every branch of the U.S. military uses a different combination of ASVAB subtests to calculate these scores. Knowing which subtests influence the line scores for your desired job gives you a strategic advantage when preparing for the test.
In the next part of this series, we will focus on interpreting your ASVAB results, including what your scores mean for your military career, how to assess your strengths and weaknesses, and how to plan for improvement if needed.
Taking the ASVAB is only the beginning. The next and equally important step is interpreting your results to understand what opportunities are available to you in the military. Your ASVAB results include your AFQT score, individual subtest scores, and line scores. These scores collectively determine your eligibility for enlistment and what career paths are open to you.
Understanding your strengths and weaknesses can help you make informed decisions about which military roles you should consider and whether you might benefit from retaking the test.
When you receive your ASVAB results, you’ll see several different types of scores:
Let’s examine how each score is interpreted and how it influences your military career.
Your AFQT score is perhaps the most crucial number on your ASVAB report. Expressed as a percentile (from 1 to 99), it shows how your performance compares to that of a nationally representative group of test-takers aged 18 to 23.
For example:
This percentile ranking helps determine whether you qualify for enlistment in the U.S. Armed Forces and may influence your chances of receiving enlistment bonuses or access to more selective positions.
Each branch of the military sets its own minimum AFQT score requirements:
If your AFQT score is below the minimum for your desired branch, you will need to retake the ASVAB to qualify. Conversely, a score significantly above the minimum can increase your chances of qualifying for competitive jobs and programs.
AFQT scores are often grouped into categories used by recruiters to assess eligibility:
Higher categories generally allow access to a broader selection of job roles and specialized training programs.
Line scores determine the specific military jobs you qualify for. Each Military Occupational Specialty (MOS), Air Force Specialty Code (AFSC), or Navy rating has minimum line score requirements that vary by job and branch.
If your scores in key subtests are strong, your line scores will be higher, which opens up more career options. Understanding which subtests influence each line score allows you to align your study and test strategy with your career goals.
Suppose you’re interested in a technical role, such as a Navy Nuclear Field position. This role requires high scores in the Mathematics Knowledge (MK), Arithmetic Reasoning (AR), Electronics Information (EI), and General Science (GS) subtests. If your scores in these areas are high, your line score for the Nuclear category will reflect that, and you’ll be eligible to apply.
On the other hand, if you perform poorly in the Mechanical Comprehension (MC) and Auto and Shop Information (AS) subtests, you may be disqualified from mechanical maintenance roles in the Army or Marine Corps.
By comparing your line scores to the requirements of various jobs, you can narrow down the positions you’re qualified for and consider retesting if your preferred career path is currently out of reach.
Your ASVAB score report will list your standard scores for each subtest. Review these to identify where you performed well and where you may need improvement.
High scores in:
Once you know your strengths, you can match them to roles that emphasize those abilities. If you score high in EI and MK, consider engineering or electronics-related fields. If verbal comprehension is your strong suit, you might be a good fit for intelligence, administration, or linguistics.
Low scores in specific subtests can limit your options. For example, if your VE score is low, it may affect your eligibility for roles requiring communication and literacy skills. If math scores are low, technical jobs may be harder to qualify for.
Use this insight to guide your preparation before retaking the ASVAB, if needed.
You may consider retaking the ASVAB if:
There are specific rules regarding how often you can take the ASVAB:
Use the time between attempts to focus your study efforts and ensure your scores improve meaningfully.
Focus on the subtests that affect your AFQT score and the line scores relevant to your desired job. For most candidates, the following areas are critical:
Depending on your career goals, you may also need to study:
Consider a combination of these materials:
The ASVAB is a timed test. Practicing with a timer helps improve pacing and reduces anxiety during the actual exam. Use full-length practice exams to build stamina and identify any timing issues.
Create a realistic study schedule that targets specific subtests each week. Break down your preparation into manageable sessions and allocate more time to subjects you find difficult. Consistency is key.
After taking practice tests, thoroughly review every incorrect answer. Understand why your answer was wrong and learn the correct method or concept. This type of reflection is one of the most effective ways to improve.
If you have a specific military job in mind, find out exactly what line scores are required and evaluate whether those goals are achievable based on your baseline abilities and the time you have to prepare.
If you’re significantly below the requirement, consider whether a different but related role might also align with your skills and interests.
Recruiters are trained to help you interpret your ASVAB scores and match you with jobs that fit your abilities. Be open with them about your goals, and ask what steps you can take to qualify for certain roles if you’re currently ineligible.
While it’s important to aim high, be prepared to adjust your expectations based on your performance. The military offers a wide range of fulfilling careers. Even if your initial goal isn’t immediately reachable, many opportunities allow you to train, develop, and advance into your desired field over time.
Understanding and interpreting your ASVAB scores is a critical part of planning your military future. The AFQT score determines if you can enlist, but your line scores determine what you can do once you’re in. Reviewing your subtest performance reveals where you excel and where you need improvement.
Preparing effectively—by targeting specific subtests, practicing consistently, and using reliable study materials—can significantly improve your scores and increase your chances of qualifying for the military job you want.
Whether you’re preparing to take the ASVAB for the first time or planning a retake, use your score report as a strategic tool. Set realistic goals, develop a focused study plan, and pursue a career path that aligns with both your interests and abilities.
Good luck on your ASVAB journey and your future military career.
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