Ideal Body Weight (IBW) Calculator

Calculate Your Ideal Body Weight

The IBW calculator is used to calculate your ideal body weight according to your height, gender and age. The IBW is not the best indicator of fat measurement because it cannot show the fat or muscle percentage in your body. People have created several formulas on this issue, but there hasn't had a best one yet. This calculator below uses G. J. Hamwi Formula.

  • Female
  • Male
ft in

Note: This IBW calculator is based on averages, you should use this for reference only.

Your ideal weight is
Your ideal weight is

All the formulas are for adults age 18 or older.

For children and teens, please refer to the following weight charts published by the Centers for Disease Control and Prevention (CDC):
1. CDC weight chart for boys between age 2 and 20
2. CDC weight chart for girls between age 2 and 20