Birthweight and Gestation
Data are for the U.S.
- Number of babies born low birthweight (less than 2500 grams): 313,752
- Percent born low birthweight: 8.28%
- Percent born very low birthweight: 1.38%
- Number of preterm births: 379,777
- Percent born preterm: 10.02%
Source: Births: Final Data for 2018, tables 20, 21, 22 pdf icon[PDF – 985 KB]
More data
- Birth data
- Maternal Characteristics and Infant Outcomes in Appalachia and the Delta pdf icon[PDF – 1 MB]
- Describing the Increase in Preterm Births in the United States, 2014-2016
- Singleton Low Birthweight Rates, by Race and Hispanic Origin: United States, 2006–2016
- Maternal Characteristics of Prenatal WIC Receipt in the United States, 2016
Page last reviewed: March 31, 2017
Content source: CDC/National Center for Health Statistics