Change Indicator

Percentage of low birthweight Infants in Washington

Percentage of low birthweight Infants

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Definition and Source



The number and percent of babies who weighed less than 2,500 grams (5 pounds, 8 ounces) at birth.

Data Source

The data used for this measure come from Center for Health Statistics, Washington State Department of Health (DOH), Infant Death Data. Data were downloaded on February 12, 2021 from

S: Data estimate has been suppressed. When the annual number of low weight birth was 10 or fewer, percent is not shown. Data presented here are annual estimates. We did not calculate three year averages for this indicator as the majority of the counties, in the majority of the years, reported low birth weight counts of more than 10.


Data last updated in February 2021 by Washington KIDS COUNT.

DOH technical notes on measurement issues are available at

Last Updated

February 2021