Ideal Weight Calculator

Ideal Weight Calculator

Estimate your ideal body weight based on your height, gender, and age using the most popular medical formulas.

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Note on Formulas
Ideal weight formulas are estimates based on height and gender. They do not account for muscle mass or body fat distribution. Consult a physician for personalized health goals.
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Find Your Healthy Balance with MyApexCalc

Whether you are designing a new fitness regimen, recovering from an illness, training as an athlete, or simply aiming to improve your general well-being, understanding your target weight zone is a vital baseline. A healthy weight isn't a single, rigid number—it is a supportive range that aligns with your height, age, biological sex, and frame structure. Our free online ideal weight calculator is designed to demystify these physical standards, giving you a comprehensive, instant view of your healthy target zones.

The Science of Weight Tracking: Recognized Formulas

To calculate an optimal weight range, our tool processes your height and sex using historically validated medical equations, while also mapping your results against standard body mass index standards.

1. The Devine Formula (The Clinical Standard)

Originally designed in 1974 to calculate medication dosages, the Devine formula remains the most widely used metric in medical settings to estimate base weight values. It calculates a baseline weight for a height of 5 feet (60 inches) and adds a set multiplier for every additional inch (h):

For Men:

Ideal Weight (kg) = 50.0 + 2.3 × (h - 60)

For Women:

Ideal Weight (kg) = 45.5 + 2.3 × (h - 60)

2. The Body Mass Index (BMI) Range

While formulas like Devine offer a specific starting estimate, global health organizations like the World Health Organization (WHO) prefer using the normal body weight index range. This establishes a healthy upper and lower weight boundary based on a target BMI of 18.5 to 24.9:

Healthy Weight (kg) = Target BMI × (Height in Meters)²

By utilizing our integrated body bmi calculator male and female options, you can immediately identify where your physical measurements sit on the official scale, helping you stay within a safe and realistic zone.

Why Check Your Goals with MyApexCalc?

Evaluating your optimal body mass targets on static graphs or confusing tables can be tricky. MyApexCalc simplifies your health tracking by offering:

  • Multiple Metric Integrations

    View your metrics plotted across four distinct clinical formulas (Devine, Robinson, Miller, and Hamwi) alongside a custom body mass chart layout.

  • Responsive Height Adjustments

    Seamlessly switch between feet/inches and centimeters to watch your target metrics recalculate instantly.

  • Framing Beyond the Scale

    Our tool places your calculation results in context, reminding you that factors like muscle mass and bone density are just as important as the number on the scale.

"A healthy weight is a tool for a more active life, not a destination in itself. Focus on sustainable habits that support your long-term vitality."