U.S. English Foundation Research
USA: Population and Language Proficiency Data
United States:
Population and Language Proficiency Data
The 2000 Census represented the most comprehensive look at the residents of the United States. Using this data, the U.S. English Foundation has assembled a in-depth series of tables on the population of each state, including language use, English proficiency, linguistic diversity and population growth. We hope that this information will be helpful to researchers, teachers, students and anyone interested in the composition of our diverse nation.
Looking for the most current happenings at the Foundation? Read all about our exciting news, most recent developments and latest stories here. You can also 
The U.S. English Foundation offers access to free English language lessons via U.S.A. LEARNS, an educational resource for adult immigrants who want to learn or improve their English skills as they become part of American society.