Free Online Calculator

Healthy Weight Calculator

Find the healthy weight range for your height.

Last updated: Free, no sign-up Private — runs in your browser

Quick answer: healthy weight for your height

At 165 cm, a BMI of 18.5 to 24.9 corresponds to a weight of 50.4–67.8 kg.

Overview of the Healthy Weight Calculator

A healthy weight range is the span of weights for your height that corresponds to a BMI between 18.5 and 24.9. Enter your height — and, if you like, your current weight — and the calculator shows the range in kilograms and pounds, plus the narrower range using the Asian-population cut-off (BMI up to 22.9).

Healthy ranges are guides rather than targets. Frame, muscle, age and health conditions all matter, and many people are healthy at weights outside the range. If thinking about weight causes you distress, please speak to a doctor. See the BMI Calculator and Ideal Weight Calculator.

How We Calculate

The calculator applies the standard published formulas step by step.

  1. Convert your height to metres.
  2. Lowest healthy weight = 18.5 × height².
  3. Highest healthy weight = 24.9 × height² (22.9 × height² with the Asian cut-off).
  4. If you enter your weight, compute your BMI and compare it with the range.
healthy range = 18.5 × height² to 24.9 × height² (height in metres)
Worked example — healthy weight calculator
ItemValue
Height165 cm (5 ft 5 in)
Healthy range (BMI 18.5–24.9, WHO)50.4–67.8 kg (111–149 lb)
Healthy range, Asian cut-off (BMI 18.5–22.9)50.4–62.3 kg (111–137 lb)
Healthy weight range by height
HeightHealthy range
150 cm41.6–56 kg
160 cm47.4–63.7 kg
165 cm50.4–67.8 kg
175 cm56.7–76.3 kg
185 cm63.3–85.2 kg
Healthy weight range by height (BMI 18.5–24.9)
HeightHealthy weight (kg)Healthy weight (lb)
150 cm (4 ft 11 in)41.6–56.092–124
155 cm (5 ft 1 in)44.4–59.898–132
160 cm (5 ft 3 in)47.4–63.7104–141
165 cm (5 ft 5 in)50.4–67.8111–149
170 cm (5 ft 7 in)53.5–72.0118–159
175 cm (5 ft 9 in)56.7–76.3125–168
180 cm (5 ft 11 in)59.9–80.7132–178
185 cm (6 ft 1 in)63.3–85.2140–188
190 cm (6 ft 3 in)66.8–89.9147–198

Healthy Weight Calculator — Frequently Asked Questions

What is a healthy weight for my height?

The range with a BMI of 18.5 to 24.9. At 165 cm that is about 50–68 kg.

Why is the Asian range lower?

Health risks such as diabetes rise at lower BMIs in South and East Asian populations, so BMI 18.5–22.9 is often used.

Is the healthy weight range the same for men and women?

The BMI-based range is the same, though body composition differs.

What if I am outside the range?

Being outside the range does not mean you are unhealthy, but it is worth checking in with a doctor, along with waist size and blood tests.

Does age change healthy weight?

Older adults may do better at the upper part of the range, so ask your doctor what is right for you.

Should I aim for the middle of the range?

Not necessarily. There is no single ideal; a stable weight you can maintain comfortably is what counts.

How is the healthy weight calculator calculated?

It uses the published formula: healthy range = 18.5 × height² to 24.9 × height² (height in metres) The full method and a worked example are shown on this page.

Is this medical advice?

No. The calculator gives general estimates for information and education. It cannot diagnose or treat anything, so please speak to a doctor or qualified professional about your own health.

Can I use US or Indian units?

Yes. Choose centimetres or feet and inches for height, and kilograms, pounds or stone for weight; the results are converted for you.

Is my data stored?

No. Everything is calculated in your browser and nothing you enter is uploaded or saved.

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