History: United States Of America, 1900-1930

Leading U.S. population centers
Rank - Core city - Pop. - Metro rank - Metropolitan Statistical Area - Metro area pop. - Region
1 - New York City, New York - 8,363,710 - 1 - New York-Northern New Jersey-Long Island, NY-NJ-PA MSA - 19,006,798 - Northeast
2 - Los Angeles, California - 3,833,995 - 2 - Los Angeles-Long Beach-Santa Ana, CA MSA - 12,872,808 - West