This statistic depicts the first birth rates for women in the United States aged between 35 and 44 years, by selected age group of the mother, from 1970 and 2012. In 2005, women between 35 and 39 years of age had a first birth rate of **** per 1,000 women, among women between 40 and 44 years old, the rate was *** births per 1,000 women. The average age of women who have their first births has been rising over the past years. Having children at later ages will impact the size, composition, and growth of the country's population.
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CDC. (May 1, 2014). First birth rates among U.S. women aged between 35 and 44 years from 1970 to 2012, by age group (in births per 1,000 women)* [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 29, 2026, from /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/
CDC. "First birth rates among U.S. women aged between 35 and 44 years from 1970 to 2012, by age group (in births per 1,000 women)*." Chart. May 1, 2014. ÌÇÐÄÆƽâ°æ. Accessed July 29, 2026. /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/
CDC. (2014). First birth rates among U.S. women aged between 35 and 44 years from 1970 to 2012, by age group (in births per 1,000 women)*. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 29, 2026. /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/
CDC. "First Birth Rates among U.S. Women Aged between 35 and 44 Years from 1970 to 2012, by Age Group (in Births per 1,000 Women)*." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 1 May 2014, /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/
CDC, First birth rates among U.S. women aged between 35 and 44 years from 1970 to 2012, by age group (in births per 1,000 women)* ÌÇÐÄÆƽâ°æ, /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/ (last visited July 29, 2026)
First birth rates among U.S. women aged between 35 and 44 years from 1970 to 2012, by age group (in births per 1,000 women)* [Graph], CDC, May 1, 2014. [Online]. Available: /statistics/320490/first-birth-rates-in-the-us-by-age-group-between-35-44-years/
