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Body Fat Percentage Calculator
Estimate body fat using the U.S. Navy method.
Body fat
16.9%
Fitness
Method
U.S. Navy circumference
Measure with a soft tape, snug but not tight. This estimate is typically within a few percent of a body scan.
About the Body Fat Calculator
Free body fat calculator using the U.S. Navy circumference method. Estimate your body fat percentage from a few simple tape measurements.
Everything is calculated instantly in your browser — nothing you type is uploaded or stored. Bookmark Calcooly for the next time you need it.