Census Research Guide: 1930

Census Bureau's "By Decade" website

Includes a variety of publications, questionnaires, datasets, and more

• 1930

Highlights

• 15th decennial census
• US population: 122,775,046
• California population: 5,677,251
• Mexicans are given a separate classification in the census returns for the first time in 1930, having been included for the most part with the white population at prior censuses

Questions asked (see questionnaire)

Address; name; relationship to head of family; sex; race; age; marital status; age at first marriage; home owned or rented; value or monthly rental; radio set; whether family lives on a farm; school attendance; literacy; place of birth of person and parents; if foreign born , language spoken in home before coming to U.S; year of immigration; naturalization; ability to speak English; occupation, industry, and class of worker; whether at work previous day (or last regular working day); veteran status ; for Indians, whether of full or mixed blood, and tribal affiliation. Supplemental schedules for gainful workers not at work on the day preceding the enumeration; blind and deaf-mutes.

Find all 1930 census publications in the Library.

Key publications: