How America Has Changed Since the First Census in 1790
1910: Summer vacations inspire the move of Census Day date
- U.S. resident population: 92,228,496
- Number of official states: 46
- Median age of population: 25.3
- Immigrants obtaining legal resident status: 1,041,570
- Biggest cities: New York, NY (Population: 4,766,883), Chicago, IL (2,185,283), Philadelphia, PA (1,549,008)
Arguing that city dwellers would be off to their vacation homes on June 1, which had been Census Day since 1830, Census Day was moved in 1910 to April 15.
When the U.S. entered World War I seven years later, data from the 1910 census proved vital in reporting on populations of draft-age men and the potential industrial output of each state.