Three-quarters of the foreign-born population are naturalized citizens or authorized residents.
As of 2014 many in the foreign-born population had achieved U.S. citizenship (43.6 percent), while others had legal permanent resident status (26.9 percent), and still others were temporary residents with authorization to live in the country (4.0 percent). The remaining 25.5 percent of foreign-born residents are estimated to be unauthorized immigrants.