Family/Kids - Teen birth rate (1) To resort data: click column headings. To download data: click here. County Name Teen birth rate (per 1,000) Rank Teen birth rate (per 1,000) Source: 1998-2018: Idaho Department of Health and Welfare (https://publicdocuments.dhw.idaho.gov/WebLink/Browse.aspx?id=11614&dbid=0&repo=PUBLIC-DOCUMENTS); 1998-2018: National Center for Health Statistics, Birth Data (https://www.cdc.gov/nchs/births.htm); Note: Data for number of females aged 15-17 come from the Census Bureau's intercensal estimates and the decennial census when not available from state agencies, with the exception of 2001 data, which come from the National Center for Health Statistics' National Vital Statistics System (http://www.cdc.gov/nchs/nvss/.); DATE LAST UPDATED: December 3, 2020.