Ideal Weight Calculator

Enter your gender, age and height, and Ideal Weight Calculator shows your ideal weight from four well-known formulas, plus the healthy weight range based on BMI. For children and teens, it shows the healthy range from the CDC growth chart for their age.

What you get
• Gender, age and height in feet and inches or in centimeters
• Robinson (1983), Miller (1983), Devine (1974) and Hamwi (1964) formulas for adults
• The healthy BMI range (18.5 to 25) converted to a weight range
• For ages 2 to 20, the healthy weight range from the CDC BMI-for-age chart
• Results in pounds or kilograms, depending on your unit choice

Where it helps
• Getting a starting point for a healthy weight goal
• Seeing how different formulas give different answers for the same person
• Checking a child's or teen's healthy weight range against the CDC chart
• Talking through a weight goal with a doctor or dietitian

Made for daily use
• Light and dark theme
• 28 languages, with right-to-left layout where it belongs

A new app
Built on the Calculator.io calculator engine. A More calculators link opens the full Calculator.io app, with 170+ tools for math, money, health and dates.

The app is supported by banner ads. Ideal weight formulas are estimates and do not take into account body composition, muscle mass or frame size. This is not medical advice; talk to a doctor or other health professional about your health.