The new seven-year average birth weight data for 2017-2023 are now available. Data were from the National Center for Health Statistics – Natality files and are used for the 2025 County Health Rankings. Percentage of live births with low birthweight (< 2,500 grams) are reported for US states and counties with 10 or more low birthweight births over the report period.
New maps and data now available for the Low Birth Weight indicator from the 2025 County Health Rankings.
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