BMI Result: 5ft 9in, 251 lbs (BMI 37.1) - Female
According to CDC and WHO standards, a BMI of 37.1 is classified as Obese.
A female who is 5ft 9in tall and weighs 251lbs has a BMI of 37.1, which falls into the Obese category used by the CDC and WHO for adults.
| Category | BMI Range |
|---|---|
| Underweight | < 18.5 |
| Obese | ≥ 30 |
| Obese | ≥ 30 |
Healthy weight range for 5ft 9in: 125 lbs – 169 lbs
Metric: 175.3 cm, 113.9 kg
📏 Healthy waist circumference for your height: 30" – 35" (below 35" for female)
So you're 5ft 9in and weigh 251lbs. Your BMI is 37.1, which falls into the Obese category according to CDC and WHO standards. Let's break down what this means for your health.
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Change your height or weight to see how your BMI changes.
Understanding Your BMI
A BMI of 30 or above indicates obesity. The CDC reports that this range is associated with a 50-60% higher risk of cardiovascular disease and type 2 diabetes. Comprehensive lifestyle intervention and medical guidance are strongly recommended.
What This Means for Your Height
For women of average height, BMI is a reliable screening tool. Pair it with waist circumference for a more complete health picture.
Weight & Threshold
Gaining approximately 19.6 lbs would bring your BMI to 40, the start of the next category.
⬇️ Losing approximately 48.1 lbs would bring you to the Overweight BMI threshold.
Waist & Health
The CDC recommends that non-pregnant women keep waist circumference below 35 inches. A waist-to-height ratio below 0.5 is also associated with lower health risks.
Age Context
For adults 45-64, metabolic health becomes increasingly important. At 64 years old, a woman at 5ft 9in and 251lbs has a BMI of 37.1, which falls into the Obese category.
At age 64, maintaining a healthy weight is particularly important. Research shows that adults over 45 with a BMI in the obese range have a significantly higher risk of metabolic syndrome and cardiovascular disease.
👉 Calculate your Body Fat Percentage for a more complete health assessment.
👉 Try our Athlete BMI Calculator if you have higher muscle mass.
Health Analysis
Recommendations
General Health
A BMI of 37.1 is in the obesity range defined by the CDC and WHO. This range is associated with a higher risk of cardiovascular disease and type 2 diabetes. Comprehensive lifestyle intervention and medical guidance are strongly recommended.
Monitoring
In addition to BMI, pay attention to waist circumference. The CDC recommends females stay under 35 inches. Regular tracking of your measurements over time provides the most useful insight into your health trends.
Next Steps
If you're concerned about your weight or body composition, a healthcare provider can offer personalized guidance based on your full health profile.
Personalized Notes
Diet & Nutrition
At 5ft 9in and 251lbs, a BMI of 37.1 falls into the obesity category for women. Working with a registered dietitian to create a sustainable meal plan is recommended. Focus on whole, unprocessed foods and gradual changes.
Physical Activity
For a woman at 5ft 9in, start with low-impact activities like swimming or stationary cycling to protect your joints while building stamina. Consult your doctor before starting any new exercise program.
Frequently Asked Questions
How does a BMI of 37.1 affect health for a 5ft 9in woman?
How can a 5ft 9in woman maintain a healthy weight?
Is 251lbs overweight for a 5ft 9in woman?
How do I calculate my BMI at 5ft 9in and 251lbs?
Related Tools & Articles
💡 About this calculation: BMI = (251 × 703) ÷ (69 × 69) = 37.1 | Metric: 175.3 cm, 113.9 kg
📖 Recommended reading:
Editorial Review: This page was generated by the BMI Calculator Web Editorial Team and reviewed at template and content-pool level for accuracy and guideline alignment by Dr. Sarah K. Johnson, PhD, RD. All content is aligned with current WHO, CDC, and NIH guidelines.
Published: 2026-08-23