For a 5’7 woman, a healthy weight range is about 118–159 pounds (54–72 kilograms), but frame, muscle mass, age and health history matter.
Many women who stand 5 feet 7 inches tall ask how much they should weigh and whether their current number on the scale sits in a healthy range. The short answer is that there is no single perfect target, yet health agencies give clear bands that help you see where you land.
How Much Should A 5’7 Woman Weigh? Healthy Range And Reality
For adults, many doctors start with body mass index, or BMI, which links height and weight. A BMI between 18.5 and 24.9 is usually classed as a healthy weight range for women and men of the same height. For a 5’7 woman, that translates to roughly 118 to 159 pounds, or about 54 to 72 kilograms.
Those numbers come from large population studies, not from your individual story. Two women who both measure 5’7 and 140 pounds can look and feel different in many ways if one lifts weights several days a week and the other spends long hours sitting due to a medical condition. That is why any answer to the question “how much should a 5’7 woman weigh?” needs context, not just a chart.
| Bmi Category | Bmi Range | Approximate Weight Range* |
|---|---|---|
| Underweight | Below 18.5 | Below ~118 lb (below 53.5 kg) |
| Lower Healthy Band | 18.5–21.7 | 118–138 lb (54–63 kg) |
| Upper Healthy Band | 21.8–24.9 | 139–159 lb (63–72 kg) |
| Overweight | 25.0–29.9 | 159–190 lb (72–86 kg) |
| Obesity Class I | 30.0–34.9 | 191–222 lb (87–101 kg) |
| Obesity Class II | 35.0–39.9 | 223–254 lb (101–115 kg) |
| Obesity Class III | 40.0 And Above | 255 lb Or More (116 kg+) |
*Values are rounded and based on standard Bmi formulas for a height of 5’7 (170 cm). Use them as a starting point, not as a strict rule.
Healthy Weight Range For A 5’7 Woman (By Bmi)
Bmi uses a simple formula: weight in kilograms divided by height in meters squared. Health agencies such as the National Heart, Lung, And Blood Institute describe a healthy adult Bmi range as 18.5 to 24.9. That band includes many body types and gives a practical way to group weights into underweight, healthy weight, overweight, and different obesity classes.
At 5’7, or about 1.70 meters, the healthy Bmi band maps to a weight range of about 54 to 72 kilograms. In pounds, that is around 118 to 159. If your weight at 5’7 sits in that band, your Bmi falls in the range that these agencies label as healthy for most adults.
Worked Example For A Midpoint Weight
Say you weigh 145 pounds at 5’7. To estimate Bmi, first convert your weight to kilograms, which gives about 65.8 kg. Then square your height in meters, which gives about 2.89. Divide weight by height squared: 65.8 ÷ 2.89 gives a Bmi of about 22.8, which sits safely in the healthy band.
Bmi charts and calculators save you from doing this math by hand. The Cdc adult Bmi calculator and the Nhlbi healthy weight guidance both give height based weight bands broadly similar to the ones in the table above.
Limits Of Bmi For A 5’7 Woman
Even though Bmi is simple and widely used, it has blind spots. It cannot tell the difference between muscle, fat, and bone, and it does not account for where fat sits on your body. Someone who lifts heavy weights can earn a Bmi in the overweight band while still carrying a low level of body fat.
Age matters as well. Many women gain or lose muscle over time due to pregnancy, menopause, long work days, or long term illness. Two women with the same Bmi can have different levels of health risk once you factor in blood pressure, cholesterol, blood sugar, smoking history, sleep, and other habits.
Ethnic background changes the picture too. Research shows that some Asian groups face raised metabolic risk at lower Bmi values, while some groups of European or African descent may tolerate a slightly higher Bmi before risk rises in the same way. Because of this, many doctors look well beyond a single chart when they talk about weight.
Other Ways To Gauge A Healthy Weight
Waist Circumference And Waist To Height Ratio
Waist size helps show how much fat sits around your organs, which links closely with risk for type 2 diabetes and heart disease. Many guidelines flag a waist above 35 inches in women as a sign of raised risk, although the exact cut off can change by region and ethnic group.
Waist to height ratio gives even more detail. To find it, measure your waist in the narrowest spot, divide that number by your height in the same units, and compare the result with the ranges used in your country. Many researchers suggest aiming for a waist to height ratio below about 0.5 for lower health risk in adults.
Body Composition And Muscle Mass
Two 5’7 women who weigh 150 pounds can have bodies that differ a lot. One may have more muscle and denser bones, while the other holds more body fat. Scales that estimate body fat, skinfold tests in a clinic, or scans ordered by a specialist show this mix more clearly.
More muscle often means better strength, balance, and glucose control. Someone who trains with resistance exercises could sit near the upper end of the healthy Bmi band, or even above it, and still have strong health markers. Someone else at the same weight without much muscle may see different lab results.
How You Feel Day To Day
Numbers help, yet they never replace how your body feels. Energy levels, sleep quality, appetite, joint comfort, and stamina during daily tasks all tell you how your current weight works for you. If climbing stairs, carrying groceries, or walking for half an hour feels easier at a slightly lower weight, that feedback matters.
On the flip side, chasing a low weight that leaves you exhausted, light headed, or preoccupied with food may harm your health even if a chart still places you in a healthy Bmi band. Mental and emotional wellbeing belong in the picture alongside scale readings.
Putting The 5’7 Woman Healthy Weight Range In Context
By now you can see that “how much should a 5’7 woman weigh?” is not a one line answer. The healthy band from about 118 to 159 pounds gives a wide window. Inside that window, you and your care team can choose a narrower range that fits your frame, history, and goals.
Some women feel and function best toward the lower end of the band. Others feel steady, strong, and well fueled closer to the middle or higher end. Past weight history matters too. A weight you have maintained for several years with a balanced diet and regular movement can be more sustainable than a lighter weight that demands severe restriction.
| Factor | How It Can Shift The Range | Practical Takeaway |
|---|---|---|
| Age | Muscle mass often drops with age, changing Bmi and body fat at the same weight. | Prioritise strength work and protein intake to protect lean mass. |
| Training Level | Regular strength or sports training adds muscle and can raise weight without raising fat. | Track waist and performance, not just the scale. |
| Medical Conditions | Thyroid disease, arthritis, and some hormonal conditions affect weight trends. | Work with your doctor to set ranges that suit your diagnosis. |
| Medications | Some drugs for mood, blood pressure, or glucose control influence appetite and fluid balance. | Ask about weight related side effects when starting or changing medicine. |
| Pregnancy And Postpartum | Pregnancy weight gain and time off training change both fat and muscle. | Give yourself time and medical guidance when setting postpartum targets. |
| Smoking And Alcohol | Both can change appetite, metabolism, and long term disease risk. | Any move toward smoke free living and moderate drinking helps overall health. |
| Sleep And Stress | Poor sleep and chronic stress raise hunger hormones and cravings. | Create simple routines around bedtime and stress relief where you can. |
Setting A Personal Target Weight Safely
If your current weight at 5’7 sits above the healthy band, dropping even a small fraction of your body weight can lower blood pressure, improve blood sugar control, and ease strain on joints. Many guidelines suggest that losing around 5 to 10 percent of your starting weight over several months already brings health gains.
A gradual pace tends to work best. That often means a daily energy deficit of about 300 to 500 calories through a mix of dietary changes and movement. Large, aggressive cuts are hard to maintain and can strip muscle along with fat.
When your weight falls below the healthy band for this height, the focus shifts. You and your health team may look for causes such as undereating, digestive conditions, or mood disorders. Gaining weight in that setting usually calls for more calories, higher protein intake, and possibly medical treatment.
Either way, a mix of balanced meals, regular activity, and good sleep gives your body a strong base. Any plan that leaves you constantly hungry, anxious about food, or unable to enjoy social meals deserves a second look with a trusted professional.
When To Talk With A Health Professional
Self study with charts can only go so far. You benefit from medical advice if your Bmi lies outside the healthy band, if your waist is large for your height, or if you live with conditions such as diabetes, heart disease, or kidney disease.
Reach out promptly if you notice rapid unplanned weight loss, fast weight gain, breathlessness, chest pain, swelling in your legs, or signs of an eating disorder. These symptoms call for direct medical care, not just online reading.
For many women at 5’7, a healthy and sustainable weight sits somewhere inside the 118 to 159 pound band, yet the best number also fits your energy, lab results, and life. Charts give a map; your health team and your lived experience help you choose the exact spot that feels right. Your body deserves patience, curiosity, and steady, gentle care over time.