Army Body Fat Calculator
Use this Army body fat calculator to estimate your body fat percentage from your weight and abdominal circumference.
Updated August 8, 2026
Calculated instantly in your browser — nothing is sent to or stored on our servers.
Medical Disclaimer: This calculator provides a general estimate based on established research and is for educational purposes only, not a substitute for medical advice. Individual results can vary based on health conditions, so consult a qualified healthcare professional or registered dietitian before making significant changes to your diet, exercise, or health routine. Read our full Medical Disclaimer.
How Army Body Fat Percentage Is Calculated
The Army’s tape test isn’t a relabeled version of the Navy method. Since June 2024, it’s a genuinely different, simpler formula, one abdominal measurement plus body weight, with no neck, height, or hip circumference involved at all. This replaced the older multi-site method that the Army previously shared in concept with the Navy.
What This Calculator Measures
This estimates the body fat percentage used to determine whether a soldier who exceeds the height and weight screening table meets Army body composition standards. It carries real administrative consequences, so treat it as a close estimate of the official process, not a substitute for an authorized evaluator’s measurement.
The Formula
The Army adopted this one-site formula in 2023, with a 12-month transition period before it became the only authorized circumference-based method in June 2024¹.
Men: Body Fat% = −26.97 − (0.12 × weight in lb) + (1.99 × abdominal circumference in inches)
Women: Body Fat% = −9.15 − (0.015 × weight in lb) + (1.27 × abdominal circumference in inches)
How This Calculator Computes Your Result
Enter your sex, weight, and abdominal circumference at the navel above. We run the applicable formula directly and compare your result against the maximum allowable body fat percentage for your age group.
What Your Result Means
Soldiers who exceed these limits are enrolled in the Army Body Composition Program (ABCP)².
Age Group | Men (Max) | Women (Max) |
17 to 20 | 20% | 30% |
21 to 27 | 22% | 32% |
28 to 39 | 24% | 34% |
40 and over | 26% | 36% |
How to Measure Correctly
Measure abdominal circumference at the navel, parallel to the floor, at the end of a normal relaxed exhale, with arms at your sides. Take three measurements and average them, rounding down to the nearest half inch².
Why the Method Changed
The Army moved to the one-site method following research examining the relationship between body fat and performance on the Army Combat Fitness Test, part of a broader push to simplify and standardize the tape test process across the force¹. Soldiers who score high enough on the Army Combat Fitness Test may be exempt from the body fat assessment entirely, regardless of their tape test result.
A Note on Accuracy
This is an unofficial estimate for personal reference. Official Army body composition determinations must be made by an authorized evaluator following the exact procedures in AR 600-9, and only the Army's own tools and trained personnel produce results that count for administrative purposes.
Frequently Asked Questions
How is this different from the Navy method?
Structurally different, not just a different set of standards. The Navy method uses neck, waist, height, and (for women) hip circumference in a logarithmic formula¹. The current Army method uses only abdominal circumference and body weight in a simpler linear formula¹.
What measurements do I need?
Just your body weight and abdominal circumference at the navel. Height, neck, and hip measurements are not part of the current one-site formula¹.
Is this the official method used for Army fitness assessments?
This calculator uses the same formula the Army adopted as its sole circumference-based method in 2024¹, but only an authorized evaluator using official Army procedures produces a result that counts administratively.
How can I get the most consistent results?
Measure at the same time of day, in a relaxed state rather than right after eating or exercise, and always at the same anatomical landmark, the navel.
Sources
ALARACT 046/2023: Notification of New Army Body Fat Assessment for the Army Body Composition Program, Headquarters, Department of the Army, 2023
The Army Body Composition Program, Headquarters, Department of the Army (AR 600-9)
Army Body Fat Calculator
Use this Army body fat calculator to estimate your body fat percentage from your weight and abdominal circumference.
Updated August 8, 2026
Calculated instantly in your browser — nothing is sent to or stored on our servers.
Medical Disclaimer: This calculator provides a general estimate based on established research and is for educational purposes only, not a substitute for medical advice. Individual results can vary based on health conditions, so consult a qualified healthcare professional or registered dietitian before making significant changes to your diet, exercise, or health routine. Read our full Medical Disclaimer.
How Army Body Fat Percentage Is Calculated
The Army’s tape test isn’t a relabeled version of the Navy method. Since June 2024, it’s a genuinely different, simpler formula, one abdominal measurement plus body weight, with no neck, height, or hip circumference involved at all. This replaced the older multi-site method that the Army previously shared in concept with the Navy.
What This Calculator Measures
This estimates the body fat percentage used to determine whether a soldier who exceeds the height and weight screening table meets Army body composition standards. It carries real administrative consequences, so treat it as a close estimate of the official process, not a substitute for an authorized evaluator’s measurement.
The Formula
The Army adopted this one-site formula in 2023, with a 12-month transition period before it became the only authorized circumference-based method in June 2024¹.
Men: Body Fat% = −26.97 − (0.12 × weight in lb) + (1.99 × abdominal circumference in inches)
Women: Body Fat% = −9.15 − (0.015 × weight in lb) + (1.27 × abdominal circumference in inches)
How This Calculator Computes Your Result
Enter your sex, weight, and abdominal circumference at the navel above. We run the applicable formula directly and compare your result against the maximum allowable body fat percentage for your age group.
What Your Result Means
Soldiers who exceed these limits are enrolled in the Army Body Composition Program (ABCP)².
Age Group | Men (Max) | Women (Max) |
17 to 20 | 20% | 30% |
21 to 27 | 22% | 32% |
28 to 39 | 24% | 34% |
40 and over | 26% | 36% |
How to Measure Correctly
Measure abdominal circumference at the navel, parallel to the floor, at the end of a normal relaxed exhale, with arms at your sides. Take three measurements and average them, rounding down to the nearest half inch².
Why the Method Changed
The Army moved to the one-site method following research examining the relationship between body fat and performance on the Army Combat Fitness Test, part of a broader push to simplify and standardize the tape test process across the force¹. Soldiers who score high enough on the Army Combat Fitness Test may be exempt from the body fat assessment entirely, regardless of their tape test result.
A Note on Accuracy
This is an unofficial estimate for personal reference. Official Army body composition determinations must be made by an authorized evaluator following the exact procedures in AR 600-9, and only the Army's own tools and trained personnel produce results that count for administrative purposes.
Frequently Asked Questions
How is this different from the Navy method?
Structurally different, not just a different set of standards. The Navy method uses neck, waist, height, and (for women) hip circumference in a logarithmic formula¹. The current Army method uses only abdominal circumference and body weight in a simpler linear formula¹.
What measurements do I need?
Just your body weight and abdominal circumference at the navel. Height, neck, and hip measurements are not part of the current one-site formula¹.
Is this the official method used for Army fitness assessments?
This calculator uses the same formula the Army adopted as its sole circumference-based method in 2024¹, but only an authorized evaluator using official Army procedures produces a result that counts administratively.
How can I get the most consistent results?
Measure at the same time of day, in a relaxed state rather than right after eating or exercise, and always at the same anatomical landmark, the navel.
Sources
ALARACT 046/2023: Notification of New Army Body Fat Assessment for the Army Body Composition Program, Headquarters, Department of the Army, 2023
The Army Body Composition Program, Headquarters, Department of the Army (AR 600-9)
Army Body Fat Calculator
Use this Army body fat calculator to estimate your body fat percentage from your weight and abdominal circumference.
Updated August 8, 2026
Calculated instantly in your browser — nothing is sent to or stored on our servers.
Medical Disclaimer: This calculator provides a general estimate based on established research and is for educational purposes only, not a substitute for medical advice. Individual results can vary based on health conditions, so consult a qualified healthcare professional or registered dietitian before making significant changes to your diet, exercise, or health routine. Read our full Medical Disclaimer.
How Army Body Fat Percentage Is Calculated
The Army’s tape test isn’t a relabeled version of the Navy method. Since June 2024, it’s a genuinely different, simpler formula, one abdominal measurement plus body weight, with no neck, height, or hip circumference involved at all. This replaced the older multi-site method that the Army previously shared in concept with the Navy.
What This Calculator Measures
This estimates the body fat percentage used to determine whether a soldier who exceeds the height and weight screening table meets Army body composition standards. It carries real administrative consequences, so treat it as a close estimate of the official process, not a substitute for an authorized evaluator’s measurement.
The Formula
The Army adopted this one-site formula in 2023, with a 12-month transition period before it became the only authorized circumference-based method in June 2024¹.
Men: Body Fat% = −26.97 − (0.12 × weight in lb) + (1.99 × abdominal circumference in inches)
Women: Body Fat% = −9.15 − (0.015 × weight in lb) + (1.27 × abdominal circumference in inches)
How This Calculator Computes Your Result
Enter your sex, weight, and abdominal circumference at the navel above. We run the applicable formula directly and compare your result against the maximum allowable body fat percentage for your age group.
What Your Result Means
Soldiers who exceed these limits are enrolled in the Army Body Composition Program (ABCP)².
Age Group | Men (Max) | Women (Max) |
17 to 20 | 20% | 30% |
21 to 27 | 22% | 32% |
28 to 39 | 24% | 34% |
40 and over | 26% | 36% |
How to Measure Correctly
Measure abdominal circumference at the navel, parallel to the floor, at the end of a normal relaxed exhale, with arms at your sides. Take three measurements and average them, rounding down to the nearest half inch².
Why the Method Changed
The Army moved to the one-site method following research examining the relationship between body fat and performance on the Army Combat Fitness Test, part of a broader push to simplify and standardize the tape test process across the force¹. Soldiers who score high enough on the Army Combat Fitness Test may be exempt from the body fat assessment entirely, regardless of their tape test result.
A Note on Accuracy
This is an unofficial estimate for personal reference. Official Army body composition determinations must be made by an authorized evaluator following the exact procedures in AR 600-9, and only the Army's own tools and trained personnel produce results that count for administrative purposes.
Frequently Asked Questions
How is this different from the Navy method?
Structurally different, not just a different set of standards. The Navy method uses neck, waist, height, and (for women) hip circumference in a logarithmic formula¹. The current Army method uses only abdominal circumference and body weight in a simpler linear formula¹.
What measurements do I need?
Just your body weight and abdominal circumference at the navel. Height, neck, and hip measurements are not part of the current one-site formula¹.
Is this the official method used for Army fitness assessments?
This calculator uses the same formula the Army adopted as its sole circumference-based method in 2024¹, but only an authorized evaluator using official Army procedures produces a result that counts administratively.
How can I get the most consistent results?
Measure at the same time of day, in a relaxed state rather than right after eating or exercise, and always at the same anatomical landmark, the navel.
Sources
ALARACT 046/2023: Notification of New Army Body Fat Assessment for the Army Body Composition Program, Headquarters, Department of the Army, 2023
The Army Body Composition Program, Headquarters, Department of the Army (AR 600-9)