Search for your ancestors in free Naturalization Records in U.S.A. and Canada. Find Declarations of Intent, First Papers, Alien Registrations, Passport Applications, Naturalization Petitions and Citizenship Certificates. Search substitute naturalization records - ships passenger lists, census records, oaths of allegiance, voters registration lists and more!
Revolutionary War Records
Revolutionary War Pension and Land Warrant Applications, War Rolls & Service Records
Civil War
Index to Pension Files of Veterans from the Civil War from 1861-1900, Widows' Pension Files, Slave Records, and more
Passports 1795-1905shows Citizenship, residence, family, date & place of birth, occupation
Newspapers 1865 - current Find ancestors in small town newspapers
Search Historical Newspapers 1690-1980 , Historical Books 1801 - 1900, Historical Documents 1789 - 1980, America's Obituaries 1977 to current, and Social Security Death Index 1937 to current on GenealogyBank.com
CALIFORNIA NATURALIZATION RECORDS OFFLINE Where to find Offline Records
Finding an Ancestor in Naturalization Records
Find your ancestor's immigration or naturalization year. Search Passport Applications, Alien Registrations, Almshouse Records, Oaths of Allegiance, Census Records, City Directories, Land Records, Ships Passenger Lists, Newspapers or Voters Registrations
Adams: Index 1906-1954 [CSA]
Declarations of Intention 1905-1951 [CSA]
Final Documents 1906-1954 [CSA]
Petitions Granted or Denied 1929-1954 [CSA]
Alamosa: Declarations of Intention 1915-1968
[CSA] Final Documents 1915-1991 [CSA]
Arapahoe
Archuleta
Baca
Bent
Boulder: Indexes 1872-1958 [CSA]
Declarations of Intention 1872-1958 [CSA]
Final Documents 1879-1958 [CSA]
Certificate of Naturalization Stub Books 1907-1929 [CSA]
Petitions Granted or Denied 1903-1906, 1930-1958 [CSA]
Broomfield
Chaffee: Declarations of Intention 1881 – 1905
[CSA] Final Documents 1881 - 1906 [CSA]
Cheyenne
Clear Creek
Conejos: Declarations of Intention 1882-1937
[CSA] Final Documents 1882-1948 [CSA]
Costillas: Index 1877-1931
[CSA] Declarations of Intention 1874-1941
[CSA] Final Documents 1871-1942 [CSA]
Crowley
Custer: Index 1881-1927
[CSA] Declarations of Intention 1876-1940
[CSA] Final Documents 1881-1941
[CSA] Certificate of Naturalization Stub Books 1908-1927 [CSA]
Delta
Denver: Dockets 1906-1916 [U.S. DISTRICT COURT FILINGS at CSA]
Declarations of Intention 1877-1952 [U.S. DISTRICT COURT FILINGS at CSA]
Final Documents 1906-1946 [U.S. DISTRICT COURT FILINGS at CSA]
Indexes 1862-1915
[CSA] Declarations of Intention 1862-1914
[CSA] Final Documents 1880-1915 [CSA]
Dolores: Declarations of Intention 1881-1905
[CSA] Final Documents 1881-1906 [CSA]
Douglas: Declarations of Intention 1883-1911
[CSA] Final Documents 1903-1920
[CSA] Justice Court Declarations and Finals 1870-1890
Eagle: Declarations of Intention 1883-1904
[CSA] Final Documents 1883-1904 [CSA]
El Paso:
Index 1869-1970
[CSA] Declarations of Intention 1879-1969
[CSA] Final Documents 1880-1970
[CSA] Certificate of Naturalization Stub Books 1907-1927
[CSA] Witness Depositions 1953-1960
[CSA] Petitions Granted or Denied 1929-1970
[CSA] Repatriations 1938-1964
[CSA] Transfer Petitions 1953-1969 [CSA]
Elbert: Declarations of Intention 1875-1928
[CSA] Final Documents 1886-1931
[CSA] Certificate of Citizenship Stub Book 1913-1917 [CSA]
Fremont: Index 1882-1966
[CSA] Declarations of Intention 1869-1906
[CSA] Final Documents 1883-1903
[CSA] Final Oaths 1890-1903
[CSA] Petition Books 1906-1929 [CSA]
Garfield
Gilpin: Indexes 1869-1917
[CSA] Declarations of Intention 1861-1941
[CSA] Final Documents 1863-1941
[CSA] Certificate of Naturalization Stub Books 1908-1928 [CSA]
Grand
Gunnison
Hinsdale
Huerfano:
Index 1882-1958
[CSA] Declarations of Intention 1887-1958
[CSA] Final Documents 1882-1957
[CSA] Petitions Granted or Denied 1929-1957
[CSA] Repatriations 1940-1954 [CSA]
Jackson: Index 1910-1940
[CSA] Declarations of Intention 1910-1940
[CSA] Final Documents 1932-1940 [CSA]
Jefferson: Index 1862-1955
[CSA] Declarations of Intention 1862-1952
[CSA] Final Documents 1876-1953
[CSA] Certificate of Naturalization Stub Books 1916-1927
[CSA] Petitions Granted or Denied 1930-1955 [CSA]
Kiowa
Kit Carson
La Plata: Index 1873-1908
[CSA] Declarations of Intention 1873-1907
[CSA] Final Documents 1881-1908 [CSA]
Lake
Larimer: Index 1872-1958
[CSA] Declarations of Intention 1872-1957
[CSA] Final Documents 1874-1958
[CSA] Certificate of Naturalization Stub Books 1907-1929 [CSA]
Las Animas: Declarations of Intention 1872-1961
[CSA] Final Documents 1881-1958
[CSA] Repatriations 1937-1967
Lincoln: Indexes to Most Volumes Available 1889-1929
[CSA] Declarations of Intention 1889-1947
[CSA] Final Documents 1889-1947 [CSA]
Logan
Mesa: Index (District Court Only) 1905-1987
[CSA] Declarations of Intention 1883-1977
[CSA] Final Documents 1884-1994
[CSA] Naturalization Orders 1929-1987
[CSA] Transfer Petitions 1956-1973
[CSA] Repatriation Book 1945-1966 [CSA]
Mineral:
Declarations of Intention 1893-1905
[CSA] Final Documents 1893-1904 [CSA]
Moffat: Index 1902-1959
[CSA] Index to Declarations of Intention 1912-1928
[CSA] Declarations of Intention 1905-1929
[CSA] Index to Certificate of Naturalization Stub Books 1912-1926
[CSA] Certificate of Naturalization Stub Books 1902-1925
[CSA] Final Documents 1912-1959 [CSA]
Montezuma: Declarations of Intention 1889-1905
[CSA] Final Documents 1889-1906 [CSA]
Montrose
Morgan: Declarations of Intention 1889-1952
[CSA] Final Documents 1907-1958
[CSA] Orders and Petitions Granted 1929-1958 [CSA]
Otero
Ouray: Index 1878-1918
[CSA] Declarations of Intention 1878-1918
[CSA] Final Documents 1878-1918 [CSA]
Park: Declarations of Intention 1873-1928
[CSA] Certificate of Naturalization Stub Books 1909-1930
[CSA] Petitions 1873-1906
[CSA] Petitions Granted or Denied 1932-1940
Phillips: Declarations of Intention 1889-1941
[CSA] Final Documents 1889-1930 [CSA]
Pitkin
Prowers
Pueblo:
Declarations of Intention 1906-1949 [U.S. DISTRICT COURT FILINGS at CSA]
Final Documents 1912-1949 [U.S. DISTRICT COURT FILINGS at CSA]
Miscellaneous Documents 1883-1922 [U.S. DISTRICT COURT FILINGS at CSA]
Indexes 1878-1913, 1949-1983
[CSA] Declarations of Intention 1878-1913, 1949-1978
[CSA] Transfer Petitions 1953-1976
[CSA] Petitions Granted or Denied 1949-1985
[CSA] Repatriations 1949-1969
[CSA] Final Documents 1877-1913, 1949-1983 [CSA]
PUEBLO DECLARATION OF INTENTION v. 1-4 no. 1-1200 Oct. 1906-Mar. 1920 [FHL 1616310]
PUEBLO PETITION AND RECORD v. 1-3 no. 1-250 Dec. 1912-Nov. 1916 [FHL 1616312]
PUEBLO MISCELLANEOUS NATURALIZATION RECORDS v. A-L 1883-1922 [FHL 1616323]
Rio Blanco
Rio Grande:
Declarations of Intention 1874-1906 [CSA]
Final Documents 1874-1906 [CSA]
Routt: Index 1885-1966
[CSA] Declarations of Intention 1885-1892, 1907-1963
[CSA] Certification of Naturalization Stub Books 1907-1926
[CSA] Petitions Granted or Denied 1930-1967
[CSA] Repatriations 1940-1957
[CSA] Final Documents 1885-1892, 1930-1966 [CSA]
Saguache: Declarations of Intention 1869-1940
[CSA] Certificate of Naturalization Stub Books 1907-1923
[CSA] Final Documents 1878-1940
San Juan: Index 1877-1926
[CSA] Declarations of Intention 1877-1927
[CSA] Final Documents 1880-1904, 1912-1929 [CSA]
San Miguel
Sedgwick
Summit:
Teller: Index 1899-1941
[CSA] Declarations of Intention 1899-1941
[CSA] Final Documents 1899-1941
[CSA] Certificate of Naturalization Stub Books 1907-1929
[CSA] Petitions Granted or Denied 1929-1941 [CSA]
Washington
Weld: Index 1871-1961
[CSA] Declarations of Intention 1884-1964
[CSA] Final Documents 1880-1966
[CSA] Certificate of Naturalization Stub Books 1909-1923 [CSA]
Yuma
Click on the state you wish to search for naturalization records
Did you find your ancestor in our free Naturalization & Citizenship Records? Don't leave without searching for your family origins on Olive Tree Genealogy Free Ships' Passenger lists, family surnames, church records, military muster rolls, census records, land records and much more will help you find that elusive ancestor.