Top 10 countries by share of births outside
The share of births outside marriage measures the proportion of live births where the mother’s legal marital status at the
Family structures
Rankings and demographic data on marriage, households, family structure, single-parent households, and related social indicators.
Top 10 countries by divorce rate
Demography · Divorce rate · Family structure This ranking uses the crude divorce rate: the number of divorces in a
Top 10 countries by age at first marriage
Demography · Age at first marriage · Trends & norms Top Countries by Age at First Marriage — Latest Available
Countries With the Largest and Smallest Number of
Households by country and economy · 2026 snapshot 2026 Household Count Snapshot: Largest and Smallest Entries This ranking compares countries
Childfree Movement: Why More Couples Are Choosing Not
Childfree Movement 2025–2026: Why More Couples Are Choosing Not to Have Kids Demographics · Society · Global Trends Updated: March
Multigenerational Households in 2026: Housing Costs, Care Needs
U.S. households · state ranking · 2026 snapshot Multigenerational Households by State: 2026 U.S. Snapshot Hawaii ranks first among the
Same-Sex Families: Adoption and Legal Recognition Worldwide
Same-Sex Families Worldwide in 2026: Adoption, Parentage and Legal Recognition Family law · adoption · parentage · September 24, 2026
Marriage Rates Decline: Why Millennials and Gen Z
Declining marriage rates · United States · 2026 research snapshot Declining Marriage Rates: Why Millennials and Gen Z Are Marrying
Changing Family Structures: Rise of Single-Parent Households Globally
Family structures · official data snapshot Last updated: June 16, 2026 Single-parent households: latest official data, definitions and country examples
