News ‘A lot of empty kindergarten rooms’: US birth rate hit a 32-year low last year May 15, 2019Ryan W. Miller, USA TODAYComments Off on ‘A lot of empty kindergarten rooms’: US birth rate hit a 32-year low last year More than 3.78 million babies were born in the United States in 2018, a 2% drop from the year before and the lowest number in 32 years, the CDC found.