California has the highest foreign-born share, 27.2% of residents in 2025; United States 14.7%
The five highest of 50 states and DC, foreign-born residents as a share of the population. Net international migration in the year to July 2025: Florida 7.6 per 1,000 residents, the highest; United States 3.7.
Domestic · Domestic Intelligence · Census Bureau (American Community Survey) · 30 Dec 2025