Growth Chart Calculator

WHO and CDC references

Girls Growth Chart Calculator

This girls growth chart calculator checks height, weight, and BMI percentiles for girls aged 0 to 20 years using WHO standards for infants and CDC growth charts from age 2 onward. Enter measurements below for instant results.

  • ✓ WHO (0-24m) + CDC (2-20y) standards
  • ✓ Height, weight & BMI-for-age for girls
  • ✓ No sign-up — results stay in your browser

Girls Growth Chart Calculator

This embedded tool defaults to girl mode, keeps the full 0 to 20 year age span, and automatically applies WHO references for infants before switching to CDC growth charts for older girls.

Using: CDC

Sex

Height / Length
Weight
Head circumference is shown only for girls up to 36 months.

Percentile results

Current percentile summary

Using: CDC
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Interactive charts

Visualize the current percentile position

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How to Read a Growth Chart for Girls

A girls growth chart compares one girl's measurements with reference data for girls of the same age. If a height percentile for girls is near the 50th percentile, that means the child is near the median reference value. A girl can still be completely healthy well above or below that mark because the chart is descriptive, not a report card. The most useful pattern comes from repeated measurements. A growth chart for girls becomes more informative when several visits are reviewed together, because the long-term trend usually matters much more than one isolated point taken during illness, a growth spurt, or a brief change in appetite. If you want the broader concept page behind these chart lines, start with what percentile numbers mean.

Girls Height Percentile by Age — Reference Chart

A girls height chart by age helps families understand how stature changes from toddlerhood through the teen years. One of the biggest differences from boys is timing: girls often enter their pubertal growth spurt earlier, commonly around ages 10 to 13, and many reach near-adult height by about 14 to 16. That earlier timetable is why an average height for girls can seem to rise faster in the early teen years compared with boys of the same age. Family height still matters, and some clinicians use a mid-parental height estimate for context, commonly adjusting the father's height downward before averaging with the mother's. Even then, the actual girls growth chart remains the best real-world reference.

Girls Height-for-Age CDC

P3 / P50 / P97 reference rows in cm

AgeP3P50P97
2 years78.48591.5
3 years86.693.9101.5
4 years92.8100.8109.2
5 years99.1107.7117
6 years105.5114.7124.9
8 years117.1127.6139.1
10 years125.8138151
12 years137.1151.2164.9
14 years148160.4172.8
16 years150.4162.5174.8
18 years150.9163.1175.3
20 years151.1163.3175.5

Reference values from CDC 2000 Growth Charts. Individual variation is normal; consult a clinician for interpretation.

Girls Weight Percentile by Age — Reference Chart

A girls weight chart by age gives context for where one measurement falls relative to other girls, but it should never be interpreted alone. Standing height and BMI-for-age usually explain much more than weight alone. During puberty, girls normally increase body fat as part of development, so a higher weight percentile is not automatically a problem. That physiologic change is one reason a girls growth chart calculator should be read with growth stage in mind. Parents looking for average weight for girls usually get the clearest answer when they view height, weight, and BMI as one pattern instead of three unrelated numbers.

Girls Weight-for-Age CDC

P3 / P50 / P97 reference rows in kg

AgeP3P50P97
2 years1012.115
3 years11.313.917.9
4 years12.715.821.1
5 years14.317.924.8
6 years15.920.228.7
8 years19.525.638.3
10 years23.932.951.1
12 years29.941.665.6
14 years36.649.477.5
16 years41.753.984.3
18 years44.256.287.4
20 years4558.289

Reference values from CDC 2000 Growth Charts. Individual variation is normal; consult a clinician for interpretation.

Girls BMI Percentile — What's Normal by Age?

A girls BMI chart should always be read as BMI-for-age rather than with adult BMI cutoffs. In pediatric use, BMI percentile for girls reflects how weight relates to height compared with girls of the same age. One of the most important differences from boys is that girls often increase body fat naturally during puberty, which can push BMI upward even when growth remains entirely normal. That does not mean every higher BMI percentile is healthy, but it does mean interpretation has to match developmental stage. Families asking about a healthy BMI for girls should therefore look at puberty timing, height percentile, weight percentile, and repeated measurements together instead of judging one isolated number.

Girls Puberty, Menarche, and the Height Plateau

Many parents search for a girls growth spurt chart because girls usually enter puberty earlier than boys, and that earlier timing changes how the percentile curve feels in real life. A girl may look taller than same-age boys for a period, then level off sooner. The most rapid height gain often happens before or around the early pubertal years, which is why the girls growth chart can rise quickly and then flatten earlier than some families expect. The broader child growth chart guide helps put that tempo in context.

Another reason interpretation differs from boys is that BMI and weight can rise normally as body fat increases through puberty. Height gain may slow after menarche even while weight and body composition keep changing. That combination can worry families who are watching only one number. In practice, the best reading comes from viewing girls height percentile, weight percentile, and the kids BMI percentile calculator together instead of assuming every upward BMI shift is abnormal.

How to Read a Girl's Chart Around Menarche and the Height Plateau

The girls page needs a different reading frame from the boys page because pubertal timing often shifts earlier. Families are often less worried about whether puberty has started and more worried about how much height is left once it has. The checkpoints below are a better guide than any single percentile.

Before menarche

The fastest pubertal height gain often happens here.

A quick rise in height percentile can still be normal if weight and BMI remain proportionate for the stage of development.

First 1-2 years after menarche

Additional growth is common, but the pace usually slows.

Families should expect the curve to flatten gradually instead of continuing at the earlier pubertal tempo.

Later teen years

Height is often near adult level by now.

Later changes are more often about body composition than stature, so BMI and weight should be read in developmental context.

How Girls Grow — Key Stages from Birth to Age 20

Girls growth stages follow a different timeline from boys, especially once puberty begins. The earlier pubertal transition is the key differentiator on this page. Families searching for when girls stop growing or how a girls puberty growth chart changes should think in stages rather than a single birthday. Early adolescence often brings the fastest shift, and later teenage years are more about consolidating body shape than gaining major height.

StageAgeGrowth pattern
Infancy0–12 monthsFast early growth. Girls often gain roughly 24 cm in length during the first year.
Toddler years1–3 yearsGrowth slows from the infant pace, but many girls still add around 8–9 cm each year.
Preschool years3–6 yearsGrowth becomes steadier, often around 5–7 cm per year with a more predictable pattern.
School age6–10 yearsMost girls grow at a fairly stable pace before the pubertal transition begins.
Early puberty10–13 yearsGirls often have their main growth spurt here, earlier than boys, and yearly height gain can rise sharply.
Late puberty13–16 yearsHeight gain slows, and many girls approach adult stature during this phase.
Late adolescence16–20 yearsHeight is usually stable, while body composition and overall shape may continue to mature.

WHO vs CDC Growth Charts for Girls

This page uses both WHO and CDC references, but not at the same ages. WHO standards are commonly used for girls during infancy and the early toddler period, where length, weight, and head circumference are the main focus. CDC growth charts are commonly used from age 2 onward in U.S. practice, especially because BMI-for-age becomes part of routine interpretation. That is why the girls growth chart calculator on this page automatically explains which standard is applied for the current age. If you want the deeper reference comparison, use the WHO vs CDC chart guide.

When to Be Concerned About a Girl's Growth

Families should pay closer attention when a girl crosses two major percentile channels, when weight and height stop looking proportionate, or when pubertal timing seems unusually early or late. Early puberty can create a sharp temporary jump in height percentile but still shorten final adult height if growth plates mature too soon. Delayed puberty can also change the shape of the girls growth chart without being automatically abnormal. Concern becomes more reasonable when the chart shift repeats, when symptoms appear alongside the change, or when the pattern no longer matches the expected stage of development. This tool is for education and screening and does not replace individualized medical advice.

Frequently Asked Questions About Girls Growth Charts

These questions cover common search intents around girls height and weight percentiles, BMI-for-age, puberty growth patterns, and how to use a girls growth chart calculator.

A girls growth chart calculator compares age, sex, height, weight, BMI, and early head circumference with reference data for girls of the same age. It then converts each measurement into a percentile so families can see where a girl sits relative to peers. The tool is most useful for following a pattern over time rather than treating one number as a diagnosis or a fixed judgment about growth.

Editorial Review

Content is maintained by our editorial team and reviewed against primary WHO and CDC growth references. Last reviewed site-wide on March 18, 2026.