Around 20% – 25% of American households predominantly speak other than Engish at home. The most popular are Spanish: 13.5% of all American households; top four East Asian languages: 7.1%; next four languages combined: 2.7%.

About about 60% of Hispanic households report speaking Spanish at home more than English.  The percentage is highest among immigrant Hispanic households  and decreases across successive generations born in the United States. Among first generation Hispanic households, 75% speak Spanish predominantly at home; among second generation, about 35%.