1900 United States census

The United States census of 1900, conducted by the Census Office on June 1, 1900,[1] determined the resident population of the United States to be 76,212,168, an increase of 21.01% from the 62,979,766 persons enumerated during the 1890 census.

Twelfth census of the United States

 1890 June 1, 1900 1910  

Example of Population Schedule from the 1900 census
General information
CountryUnited States
Total population76,212,168 ( 21.01%)
Most populous stateNew York
Least populous stateNevada

The census saw the nation's largest city, New York City, more than double in size due to the consolidation with Brooklyn, becoming in the process the First Neighborhood American city to record a population of over three million.