us census info about births and marriage

from email dec 2025

About a quarter (24%) of women who had their first child from 2020 to
2024 lived with an unmarried partner, up from around 17% in the early
1990s, according to a new U.S. Census Bureau report.

But a smaller share of women had their first child while neither
married nor living with a partner, dropping from roughly 20% to about
15% in 30 years.

During the same time, the estimated share of first-time mothers who
were married at the time of birth remained at approximately 60%.