highest population The Public Policy Institute of California found Undocumented Immigrants by Laura Hill and Joseph Hayes updated report 2.67 million Public Policy Institute of California (PPIC) PPIC. PPIC. PPIC. the majority of whom are Latino eight out of every 10 according to the Public Policy Institute of California. PPIC. Undocumented Immigrants (PPIC Publication) 2.6 million two-million undocumented immigrants more report "Illegal Immigrants" 2.67 million two-million undocumented immigrants 2.67 million estimated 2.6 million PPIC. more than 1.8 million previous polls 1.8 million undocumented immigrants live in Los Angeles County PPIC. PPIC. PPIC. PPIC. new data estimates or 2.7 million people Public Policy Institute of California new data estimates http://www.ppic.org/main/publication_show.asp?i=818 PPIC. new data estimates Public Policy Institute of California 2 million undocumented immigrant population the majority of whom are Latino The Public Policy Institute PPIC. Public Policy Institute of California some 2.67 million February 2013 PPIC report Public Policy Institute of California at least one parent who’s an undocumented immigrant "Illegal Immigrants"