BMI for 5'4" & 100 lbs

Pre-calculated Body Mass Index result for a height of 5'4" and a weight of 100 lbs.

Your BMI

17.1

Mild Thinness

1618.525303540+

What does this mean?

At 5'4" and 100 lbs, your Body Mass Index is 17.1, which falls into the Mild Thinness category.

A BMI between 17 and 18.5 is classified as Mild Thinness. You are slightly below the normal range. Increasing caloric intake with nutrient-dense foods may help you reach a healthier weight.

BMI is calculated as weight (kg) / height² (m). While it is a widely used screening tool, it does not differentiate between muscle and fat mass. For a more complete picture, consider measuring your body fat percentage.

Explore nearby BMI values

Same height (5'4"), different weight

Weight	BMI	Category
110 lbs	18.8	Normal Weight
120 lbs	20.5	Normal Weight
130 lbs	22.2	Normal Weight

Same weight (100 lbs), different height

Height	BMI	Category
4'10"	21.0	Normal Weight
5'0"	19.6	Normal Weight
5'2"	18.4	Mild Thinness
5'6"	16.1	Moderate Thinness
5'8"	15.2	Severe Thinness
5'10"	14.3	Severe Thinness

Want to calculate with your exact measurements?

Our full calculator supports any height and weight, metric or imperial.

Try the Full BMI Calculator

Disclaimer: This calculator is for informational and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider.