An official website of the United States government
Adult BMI Calculator
This calculator provides body mass index (BMI) and the corresponding BMI weight status category for adults 20 years and older. For children and teens, 2 through 19 years, use the BMI Calculator for Children and Teens.
Note: this calculator uses JavaScript. If you have JavaScript turned off or have problems using the calculator, use the formula for calculating BMI on About BMI for Adults.
Please check the accuracy of the information you entered:
Height:
Weight:
Both height and weight are needed for a BMI result.
For the information you entered:
Height:
Weight:
Your BMI is , indicating your weight is in the category for adults of your height.
BMI is a screening measure and is not intended to diagnose disease or illness. For more information, visit About Adult BMI.
Discuss your BMI category with your healthcare provider as BMI may relate to your overall health and well-being. Your healthcare provider might determine possible reasons for underweight and recommend support or treatment.
Maintaining a weight in the healthy BMI range is one way to support overall health as you age. For more information about lifestyle approaches, visit Healthy Weight.
For the information you entered:
Height:
Weight:
Your BMI is , indicating your weight is in the category for adults of your height. BMI is a screening measure and is not intended to diagnose disease or illness. For more information, visit About Adult BMI.
Maintaining a weight in the healthy BMI range is one way to support overall health as you age. For more information about lifestyle approaches, visit Healthy Weight.
For the information you entered:
Height:
Weight:
Your BMI is , indicating your weight is in the category for adults of your height. BMI is a screening measure and is not intended to diagnose disease or illness. For more information, visit About Adult BMI.
Discuss your BMI category with your healthcare provider as BMI may relate to your overall health and well-being. Your healthcare provider might determine possible reasons for overweight and recommend support or treatment. Having excess weight can increase risk for chronic conditions, such as high blood pressure, type 2 diabetes, and high cholesterol. Take this 1-minute prediabetes risk test.
Maintaining a weight in the healthy BMI range is one way to support overall health as you age. For more information about lifestyle approaches, visit Healthy Weight.
For the information you entered:
Height:
Weight:
Your BMI is , indicating your weight is in the category for adults of your height. BMI is a screening measure and is not intended to diagnose disease or illness. For more information, visit About Adult BMI.
Discuss your BMI category with your healthcare provider as BMI may relate to your overall health and well-being. Your healthcare provider might determine possible reasons for obesity and recommend support or treatment. Having obesity can increase risk for chronic conditions, such as high blood pressure, type 2 diabetes, and high cholesterol. Take this 1-minute prediabetes risk test.
Maintaining a weight in the healthy BMI range is one way to support overall health as you age. For more information about lifestyle approaches, visit Healthy Weight.
| BMI | Weight Status |
|---|---|
| Below 18.5 | Underweight |
| 18.5—24.9 | Healthy Weight |
| 25.0—29.9 | Overweight |
| 30.0 and Above | Obesity |
Related Resources
- How is BMI interpreted for adults?
- Is BMI interpreted the same way for children and teens as it is for adults?
- How good is BMI as an indicator of body fatness?
- If an athlete or other person with a lot of muscle has a BMI over 25, is that person still considered to be overweight?
- What are the health consequences of obesity for adults?
Share the Adult BMI Calculator Widget
A widget is an application that can be used by partners to display featured content directly on their desktops, websites, or social media. Widgets can also be shared with friends.
BMI is a reliable indicator of body fatness for most people. It is used to screen for weight categories that may lead to health problems. Including this widget on your application will allow people to calculate their BMI and see the corresponding weight category. It also provides information on what BMI is.
Adding the code below to your web site will generate the widget.
