US marriage

Fewer than half (47%) of all U.S. households are headed by married couples. [1]

Key Household & Marriage Statistics

Married-couple households: 47% as of the latest U.S. Census Bureau Estimates, down from 66% fifty years ago. [1]
With children: Only about 37% of these married-couple households include children under age 18 (down from 54% in 1975). [1]
Adult marital status: Roughly 51% to 53% of individual American adults (ages 18 and older) are currently married. [1, 2]
Historical context: Median ages for a first marriage have risen to roughly 30.2 years for men and 28.6 years for women. [1]