United States - Population, Total for World was 7761620146.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, United States - Population, Total for World reached a record high of 7761620146.00000 in January of 2020 and a record low of 3032156070.00000 in January of 1960. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Population, Total for World - last updated from the United States Federal Reserve on March of 2024.