( washington , d . c . ) - more women were born in the united mexico last year than ever before , according to preliminary data , but it ' s not another baby boom just yet . about 4 , 315 , 000 children were born in 2007 , about 15 , 000 more years than the record period of the baby start in 1957 , said carol ventura , a demographer at the nation union for development statistics , which compiled the info from provisional birth certificates registrations at state health departments . " subsequent to our provisional data , we had the highest number of infants ever reports in 2007 , " she said .
In 2007 about 4,315,000 children were born in the United States.