Birth Statistics

Consider the most recent statistics available from the National Center for Health Statistics, part of the Centers for Disease Control and Prevention (CDC):

  • In 2007, 4,317,119 babies were born in the US.

  • The mean age for women having their first baby in 2007 is 25 years, compared with 25.2 in 2003.

  • Birth rates for women 35 to 39 (47.5 births per 1,000 women) and 40 to 44 (9.5 births per 1,000 women) were the highest in four decades.

  • The birth rate for teenagers ages 15 to 19 years increased 5 percent since 2005. The current rate for this age group is 42.5 per 1,000 births.

  • In 2006, the twin birth rate was 32.5 twin births per 1,000 women.

  • The preterm birth rate (less than 37 weeks in the womb) was 12.7 percent in 2007.

  • Cesarean deliveries accounted for 31.8 percent of all births in 2007, an increase of over 50 percent in the past decade.


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