Immigration

The immigration experience was recorded in a variety of records. Passenger Lists and Naturalization Records are the primary tools for researching your ancestor's immigration into the United States. 

Emigration refers to leaving a country. Immigration refers to entering a country. 

The Society Library generally holds only immigration information.

Choose which record type you would like to review:

• Passenger Lists
• Naturalization Records
  Naturalization is the legal procedure by which an alien becomes a citizen of the United States. Naturalization records may provide a vital link for tracing an ancestor to his or her country of origin and can be a rich source of information about the immigrant and his or her family. Naturalization records for the state of Wisconsin are maintained by the Archives Division.