Average of 4 formulas
131lb
Healthy BMI range
115–154lb
Lowest formula
129lb
Highest formula
135lb
Show the math
Devine = 45.5 kg + 2.3 × 6 in over 5 ft = 131 lb
Ideal weight formulas
| Formula | Pounds | Kilograms |
|---|---|---|
| Devine (1974) | 131 lb | 59.3 kg |
| Robinson (1983) | 131 lb | 59.2 kg |
| Miller (1983) | 135 lb | 61.3 kg |
| Hamwi (1964) | 129 lb | 58.7 kg |
Use it as a range, not a target
These formulas were built to estimate drug doses, not health goals. A weight you can keep, with good strength, energy and lab numbers, matters more than one number.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.
Want a clinician to look at these numbers?We know licensed clinicians in every state. If you ask, one can reach out to you. Get matched
These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other heights
Common questions
What is the ideal weight for a 5 ft 6 in woman?
Four classic formulas average about 131 lb; the healthy BMI range is 115 to 154 lb.