Montana Naturalization and Citizenship

Online Resources

 * 1795-1925 - at FamilySearch — index and images
 * 1880-2009 - at FamilySearch — index and images
 * 1866-2010 - at FamilySearch — index and images
 * 1913-1960 - at FamilySearch — index and images
 * U.S. Naturalization Record Indexes, 1791-1992, Montana - ($) Index only
 * Norske i Montana Naturalization - Index, incomplete for all counties
 * - Images only, incomplete for all counties
 * Montana, County Naturalization Records, 1867-1970 - ($), Index and images
 * - Images only.
 * Montana, Federal Naturalization Records, 1880-1920 - Index and images, ($).
 * Selected U.S. Naturalization Records - U.S. District Courts for the State of Montana, 1891-1929 - ($)
 * at FamilySearch — Index

County Naturalization Records by FamilySearch
 * Montana, Cascade County Records (FamilySearch Historical Records) - Images only
 * Montana, Granite County Records (FamilySearch Historical Records) - Images only
 * Montana, Flathead County Records (FamilySearch Historical Records) - Images only
 * at FamilySearch — index and images
 * Montana, Rosebud County Records (FamilySearch Historical Records) - Images only

Availability
Naturalization records have generally been filed in the county and district courts of Montana. You can write to the clerk of the court and request a search of indexes to certificates of arrival, petitions, declarations, and final naturalization papers.

The Family History Library has copies of some Montana naturalizations. The National Archives—Pacific Alaska Region (Seattle)has documents for:


 * The four territorial district courts (1868-89). (Indexes on Family History Library film items 1-8.)
 * U.S. district courts in Butte (1894-1929), Great Falls (1924-26), Helena (1892-1929). (Family History Library films and .)
 * The U.S. Circuit Court (1891-98). (Family History Library films items 9-10 and  items 1-20.)

Post-1906 Records
In 1906 the Immigration and Naturalization Service (now United States Citizenship and Immigration Services) was created, forms were standardized and duplicate copies of naturalization records were sent to the INS. You can access these records through the Genealogy Program at www.uscis.gov.