Body Mass Index is derived from measured height and weight.
In 2022, 56.8% of respondents aged 2–17 years did not have their height, weight or both measured. For these respondents, imputation was used to obtain height, weight and BMI scores.
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Number of underweight and overweight children in Australia 2022
In 2022, around 2.65 million Australian children were considered to be of normal weight, which was the majority of children in the country. In contrast, the numbers of underweight and obese children were around 801 thousand and 342 thousand respectively.
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Australian Bureau of Statistics. (December 15, 2023). Number of underweight, normal and overweight children in Australia in 2022 (in thousands) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/629889/australia-number-of-children-by-weight-status/
Australian Bureau of Statistics. "Number of underweight, normal and overweight children in Australia in 2022 (in thousands)." Chart. December 15, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/629889/australia-number-of-children-by-weight-status/
Australian Bureau of Statistics. (2023). Number of underweight, normal and overweight children in Australia in 2022 (in thousands). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/629889/australia-number-of-children-by-weight-status/
Australian Bureau of Statistics. "Number of Underweight, Normal and Overweight Children in Australia in 2022 (in Thousands)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 15 Dec 2023, /statistics/629889/australia-number-of-children-by-weight-status/
Australian Bureau of Statistics, Number of underweight, normal and overweight children in Australia in 2022 (in thousands) ÌÇÐÄÆƽâ°æ, /statistics/629889/australia-number-of-children-by-weight-status/ (last visited July 31, 2026)
Number of underweight, normal and overweight children in Australia in 2022 (in thousands) [Graph], Australian Bureau of Statistics, December 15, 2023. [Online]. Available: /statistics/629889/australia-number-of-children-by-weight-status/
