Estimates of the United states population at the middle of the 21st century vary, from the U.N.’s 404 million to the U.S. Census Bureau’s 422 to 458 million. To develop a snapshot of the nation at ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The population of the United States has grown almost 123 times since ...

In July, the United States will celebrate its 250th anniversary. The country’s last major milestone was 50 years ago, at its bicentennial on July 4, 1976. U.S. society has changed profoundly since ...