1850 United States Census
The United States Census 1850 was the seventh census of the United States since 1790. As a result, the count was 1 June for the U.S. to date in 1850 identified a total population of 23,191,876 inhabitants, of which 3,204,313 were slaves.
While previous surveys identified only the name of the head of the family, was now open to any person in the household, women, children, slaves, captured completely. For the first time of birth was also requested. The data contained residence address, age, gender, race, features a disability ( deaf, blind, imbecile, insane), profession, place of birth, marital status, education status, property of the charity recipient or the criminal.
Were the first time since the start of the surveys and are part of the micro-data for scientific analysis.