U.S. Hispanics of Mexican Origin in the United States, 2007 - A
total of 29.2 million Hispanics of Mexican origin resided in the United
States in 2007, according to the Census Bureau’s American Community
Survey. Mexicans in this statistical profile are people who
self-identified as Hispanics of Mexican origin; this means either they
themselves are Mexican immigrants or they trace their family ancestry
to Mexico. Mexicans are the largest population of Hispanic origin
living in the United States, accounting for nearly two-thirds (64.3%)
of the U.S. Hispanic population in 2007.