States (and Washington, D.C.) with the highest percentage enrollment of students who were English Language Learners, 2009-10
California 28.9%
Nevada 16.0%
New Mexico 15.5%
Texas 15.0%
Colorado 11.4%
Arizona 11.1%
Oregon 11.0%
Hawaii 10.0%
Washington, D.C. 9.6%
Florida 8.8%
Source: U.S. Department of Education, "The Condition of Education 2012"