Population: 324 million1 Age structure 0-14 years 15-24 years 25-54 years 55-64 years 65+ years 2 19.4% 13.7% 39.9% 12.6% 14.5% Race structure Asian Other ethnicities African-Am. Caucasian 3 4.7% 10.3% 12.6% 72.4% 49% of male and 43% of female Facebook users are aged between 18-34 4 UNITED STATES TOP 5 CITIES by population 5 New York | Los Angeles | Chicago | Houston | Philadelphia Official language: English 95% Major religion: Christianity 6 7 TOP TWO FOREIGN LANGUAGES: SPANISH AND CHINESE 8 8 GDP PER CAPITA PPP 2017 (projected) GDP PER CAPITA PPP 2020 (projected) USD 53,347 USD 53,976