Average age of moms giving birth in U.S. has climbed to nearly 30 years old, CDC data show

The average age of mothers giving birth in the U.S. has risen to nearly 30 years in 2023, increasing from 28.7 in 2016, with first-time moms averaging 27.5 years. Contributing factors include changing social values, advancements in fertility technology, rising child-rearing costs, and a decline in teen pregnancies, which fell from 11.8% to 8.7% during the same period.

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