Body Fat Calculator: Estimate Your Body Fat Percentage

Estimate your body fat percentage with our calculator using the U.S. Navy method. All you need is a tape measure and a few body measurements.

How to Use

1. Select your gender
2. Enter measurements — waist, neck, and hip (for women) circumference
3. Enter your height
4. See your estimated body fat percentage and category

Common Use Cases

• Fitness tracking: Monitor body composition changes
• Health assessment: Know where you stand on the body fat scale
• Goal setting: Set realistic body composition targets
• Progress monitoring: Track changes over weeks and months

Frequently Asked Questions

How accurate is the Navy method? It’s within 3-4% of more precise methods like DEXA scans. Consistent measurements improve reliability for tracking trends.

Where do I measure? Waist: at the navel. Neck: just below the larynx. Hip (women): at the widest point.

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Try our free Body Fat Calculator now.