United States, Census of Merchant Seamen, 1930

Name index and images of the Merchant Seamen schedules from the 1930 U.S. federal census. Indexed provided by Ancestry.com and corresponds to NARA publication: M1932: 1930 Census of Merchant Seamen.

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United States, Census of Merchant Seamen, 1930

What is in This Collection?

The collection consists of a name index & images of the Merchant Seamen schedules from the 1930 U.S. federal census. The index is provided by Ancestry.com and corresponds to NARA publication: M1932: 1930 Census of Merchant Seamen.

The schedules consist of large sheets with rows and columns.

The following states have registered vessels listed in this census:

  • Alabama
  • California
  • Connecticut
  • Florida
  • Georgia
  • Illinois

  • Indiana
  • Louisiana
  • Maine
  • Maryland
  • Massachusetts
  • Michigan

  • Minnesota
  • New Hampshire
  • New Jersey
  • New York
  • Ohio
  • Oregon

  • Pennsylvania
  • Rhode Island
  • Texas
  • Virginia
  • Washington
  • Wisconsin

Federal census takers were asked to record information about all those who were on a vessel on the census day, which was April 1 for this census. The completed forms were then sent to the Census Office of the Commerce Department in Washington, D.C.

This information pertains to individuals and crew members of vessels on April 1, 1930.

The U.S. federal census has been taken at the beginning of every decade, beginning in 1790, to apportion the number of representatives a state could send to the House of Representatives. In the absence of a national system of vital registration, many vital statistics and personal questions were asked to provide a statistical profile of the nation and its states.

Federal censuses are usually reliable, depending on the knowledge of the informant and the care taken by the census enumerator. Some information may have been incorrect or deliberately falsified.

Additional records and/or images may be added to this collection in the future.

What Can These Records Tell Me?

The following information may be found in these records:

  • Full name
  • Sex
  • Race
  • Age (can be used to calculate an approximate birth year)
  • Marital status (single, married, widowed, or divorced)
  • Able to read and write
  • Naturalized citizen or alien
  • If able to speak English
  • Occupation
  • Whether a military veteran
  • Address of spouse or next of kin

Collection Content

Sample of indexed information:

John Smith United States Census of Merchant Seamen, 1930
Name John Smith
Event Type Census
Event Date 1930
Event Place New York City, New York
Gender Male
Age 23
Marital Status Single
Race Pan W
Ship Name Orizaba
Birthplace Panama
Birth Year (Estimated) 1907

Collection Details

Record Type: Census
62,524 Records
62,524 Personas

Location of Original Records

National Archives and Records Administration

Cite This Collection

"United States, Census of Merchant Seamen, 1930." Database. FamilySearch. http://FamilySearch.org : 23 August 2025. From "1930 Census of Merchant Seamen." Database and images. Ancestry. http://www.ancestry.com : 2005. Citing NARA microfilm publication T626. Washington, D.C.: National Archives and Records Administration, n.d.