Ideal Weight Calculator

Wondering what your personal ideal weight should be? Our free, simple Ideal Weight Calculator provides an immediate, personalized estimate based on proven formulas and health metrics like your height, age, and gender. While charts and generalized information offer a starting point, this tool helps you understand the healthy weight ranges specific to your body, empowering you to set achievable health and fitness goals. Ready to learn more about a healthy lifestyle and your personal target weight? Get started with our expert-designed calculator now.

Tell Us About Yourself

Units

U.S. ImperialMetric

Choose the unit system you prefer. We’ll ignore fields that don’t match your selected units.

Basic InformationSexAge (optional)Not required for ideal weight formulas, but useful when you link to calorie tools.

Frame Size & Current WeightBody frame size (optional)If you are naturally very petite or broad-boned, choose small or large. Otherwise, medium is fine.Current weight (optional)Enter in pounds if using U.S. units, or kilograms if using metric. This lets us compare your weight to the ideal range.

Height

Height (ft)Height (in)

Use feet & inches when U.S. units are selected.

Height (cm)

When metric is selected, you can enter height directly in centimeters instead of feet and inches.

We’ll convert everything behind the scenes so we can use the same medical formulas no matter which units you choose.

We estimate your ideal weight range using height- and sex-based formulas, then gently adjust for frame size. These ranges are general guidelines only and don’t replace medical advice or a full assessment of body composition.