More than 40 million people living in the United States—whether as naturalized citizen, legal permanent resident, temporary resident, or unauthorized immigrant—were born in another country, representing 13 percent of the U.S. population. Immigration to the United States has ebbed and flowed throughout history, peaking at nearly 15 percent of the population in 1890 and plummeting to 5 percent in 1970. The data-rich research offered here traces the U.S. immigrant population by size, educational and workforce characteristics, English language proficiency, and more.
In 2006, more than 11.5 million Mexican immigrants resided in the United States, accounting for 30.7 percent of all US immigrants. MPI's Jeanne Batalova examines the number of Mexican immigrants in the United States, their socioeconomic characteristics, where they live, and the size of the Mexican-born unauthorized population.
There were nearly 34 million temporary admissions to the United States in 2006, twice the number in 1990. MPI's Jeanne Batalova outlines the definition of nonimmigrants and takes a detailed look at admissions data and data limitations.
In 2006, about 271,000 foreign born of Pakistani origin were residing in the United States. MPI's Jeanne Batalova and Uriah Ferruccio examine the geographic distribution and socioeconomic characteristics of this population.
In 2006, the U.S. admitted more than 41,000 refugees for resettlement and granted asylum to more than 26,000 people. MPI's Kelly O'Donnell and Jeanne Batalova take a detailed look at refugee and asylum statistics in the United States.