 as did 13% of U.S.-born Latinos and 7% of Latino immigrants.Altogether, the non-Hispanic white population in Harris County is declining.Steve H. Murdock, a demographer with the Rice University Hobby Center for the Study of Texas and a former director of the U.S. Census Bureau, predicted that by 2040, Hispanic residents of the county will increase by 2.5 million, while the number of non-Hispanic Whites will decrease by 516,000.