The United states is composed of many racial and ethnic groups. Currently , almost 26 million are of Hispanic origin , and more than 9 milion identify themselves as Asian or Pacific islanders. African-Americans number 32.5 million, or 12.5 of population , and the native American/Eskimo/Aleut population make up about 2.2 million. An estimated 192.5 million people consider themselves to be white non-Hispanic. According to the Census Bureau, nearly 20 million Americans were not born in the U.S. Americans speak many languages-more than 31 million people speak a language other than English at home; more than half of this number speak Spanish