BMI Result: 5ft 6in, 256 lbs (BMI 41.3) - Male

According to CDC and WHO standards, a BMI of 41.3 is classified as Obese.

Quick answer: A 5ft 6in male weighing 256 lbs has a BMI of 41.3, classified as Obese by CDC and WHO standards. The healthy weight range for this height is approximately 115–154 lbs.

A male who is 5ft 6in tall and weighs 256lbs has a BMI of 41.3, which falls into the Obese category used by the CDC and WHO for adults.

41.3
Obese
⚠️ BMI is a screening tool, not a diagnostic. It does not measure body fat directly. Learn more about how BMI is used.
Underweight Normal Overweight Obese
CategoryBMI Range
Underweight< 18.5
Obese ≥ 30
Obese≥ 30

Healthy weight range for 5ft 6in: 115 lbs – 154 lbs

Metric: 167.6 cm, 116.1 kg

📏 Healthy waist circumference for your height: 35" – 40" (below 40" for male)

So you're 5ft 6in and weigh 256lbs. Your BMI is 41.3, which falls into the Obese category according to CDC and WHO standards. Let's break down what this means for your health.

Adult BMI classification: CDC & WHO standard (effective 1998-present).

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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.

Source: CDC Adult BMI Guidelines (2024)

What This Means for Your Height

For men of average height, BMI is a reliable screening tool. The CDC recommends keeping waist circumference below 40 inches to minimize health risks.

Weight & Threshold

Losing approximately 8.1 lbs would bring your BMI to 40, the boundary of the healthy weight range.

⬇️ Losing approximately 70.0 lbs would bring you to the Overweight BMI threshold.

Waist & Health

The CDC recommends that men keep waist circumference below 40 inches. A waist-to-height ratio below 0.5 is also associated with lower health risks.

Source: CDC Adult BMI Guidelines (2024)

Age Context

At ages 18-19, BMI interpretation transitions. This age range sits between pediatric percentiles and adult fixed cutoffs. A 18-year-old man at 5ft 6in and 256lbs has a BMI of 41.3, which falls into the Obese category under adult CDC/WHO standards.

👉 For younger individuals, visit our Teen BMI Calculator.

👉 Check your Healthy Weight Range for more context.

Health Analysis

A BMI of 41.3 for a male with height 5ft 6in and weight 256lbs falls into the Obese category.

Recommendations

General Health

A BMI of 41.3 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 males stay under 40 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

Physical Activity

For a man at 5ft 6in, start slowly with walking and light resistance training. Gradually increase intensity as fitness improves. Consult your doctor before starting any new exercise program.

Diet & Nutrition

At 5ft 6in and 256lbs, a BMI of 41.3 falls into the obesity category for men. Working with a registered dietitian to develop a structured, sustainable eating plan is recommended.

Always consult a healthcare provider for personalized medical advice.

Frequently Asked Questions

What is the BMI for a 5ft 6in man at 256lbs?
For a man who is 5ft 6in and weighs 256lbs, the BMI is 41.3. This falls into the Obese category according to CDC standards.
What percentage of men have a BMI of 41.3 at 5ft 6in?
The CDC reports that approximately 25-30% of men fall into the Obese BMI category. Your BMI of 41.3 at 5ft 6in and 256lbs places you there.
What else should I track besides BMI for a 5ft 6in man?
In addition to BMI, waist circumference and body composition give a clearer picture of health. For a man at 5ft 6in, keeping waist size below 40 inches is an important goal supported by CDC research.
Is 256lbs overweight for a 5ft 6in man?
For a 5ft 6in man, 256lbs gives a BMI of 41.3, which is Obese. This falls into the CDC's obesity category (30+).

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💡 About this calculation: BMI = (256 × 703) ÷ (66 × 66) = 41.3 | Metric: 167.6 cm, 116.1 kg

📖 Recommended reading:

BMI data sourced from CDC and WHO guidelines. This content is informational only. Please consult a healthcare professional for any health decisions.

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: 2026-08-09

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