BMI for Women

BMI Calculator for Women

Calculate your BMI and ideal weight as a woman. Women typically carry more body fat than men at the same BMI, which is normal and healthy. The Hamwi ideal weight formula for women uses different values than for men.

Height

Weight

lbs

Sex

Age (optional)

years

Your BMI

Enter your details

Under-
weightNormalOver-
weightObese

Healthy weight range

Ideal weight (Hamwi)

BMI Prime

Ponderal Index

BMI Categories (WHO)

Category	BMI Range	Health Risk
Underweight	Below 18.5	Moderate
Normal weight	18.5 – 24.9	Low
Overweight	25.0 – 29.9	Increased
Obese Class I	30.0 – 34.9	High
Obese Class II	35.0 – 39.9	Very High
Obese Class III	40.0+	Extremely High

Medical disclaimer: BMI is a screening tool, not a diagnostic measure. Consult a healthcare professional for personalized medical advice.

BMI Calculator for Women — what you need to know

For adult women, the ideal body weight using the Hamwi method is 100 lbs (45.5 kg) for 5 feet tall, plus 5 lbs (2.3 kg) for every inch above 5 feet. A healthy BMI for women is the same as for men — 18.5 to 24.9 — though women naturally carry a higher percentage of body fat at any given BMI.