Cook County Genealogy
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Cook Countywide Sources
1790-1940 U.S. Federal Census Records
Illinois Census, 1810-90
1835 state census of Fayette, Fulton, Jasper and Morgan counties : includes statistical census summary (no names) for Cook County Family History Library
1864 Baptism Records of Cook County US Gen Web
1865 Baptism Records of Cook County US Gen Web
1870 Census Records US Gen Web
1871 Merchants' Census US Gen Web
1876 Baptism Records of Cook County US Gen Web
1895 Baptism Records of Cook County US Gen Web
1896 Baptism Records of Cook County US Gen Web
1900 Census Records US Gen Web
1900 City Directory US Gen Web Archives
1901 City Directory US Gen Web Archives
1910 Census Records US Gen Web
1915 Cook County Illinois marriages Family History Library
1920 Census Records US Gen Web
1920 Census Soundex US Gen Web
A History of the offices, agencies and institutions of the Archdiocese of Chicago : published on the occasion of the golden jubilee of the priesthood of His Eminence, John Cardinal Cody Family History Library
A History of the parishes of the Archdiocese of Chicago Family History Library
A collection of Illinois memorials Family History Library
Able-bodied men, military census, 1861-1862 : a list of able-bodied male citizens between the ages of 18 and 45 from selected Cook County townships Family History Library
Administrators bonds and letters, 1877-1931 Family History Library
Album of Genealogy and Biography, Cook County, Illinois 11th ed. Open Library
Album of Genealogy and Biography, Cook County, Illinois 8th ed. Open Library
Album of Genealogy and Biography, Cook County, Illinois: with portraits (1900) Internet Archive
Album of genealogy and biography, Cook County, Illinois Family History Library
Album of genealogy and biography, Cook County, Illinois : together with portraits of prominent and representative citizens : also biographies and portraits of all the presidents of the United States Family History Library
Alphabetical listing of the Cook County census, 1850 : outside of Chicago, southern townships only Family History Library
An inventory of cemeteries in South Cook County Family History Library
Annual genealogical report, Form E, 1946-1948 (Church of Jesus Christ of Latter-day Saints. South Shore Branch (Illinois)) Family History Library
Bibliographies of genealogical materials available at Elmhurst Historical Society : and selected libraries in the Illinois Suburban Library System Family History Library
BillionGraves Cemetery Records Index Family Search
Births as published in Paddock publications, Arlington Heights, Illinois : including the communities of Arlington Heights, Bensenville, Bloomingdale, Buffalo Grove, Carol Stream, Itasca, Lake Zurich, Mt. Prospect, Palatine, Roselle, S. Barrington, Schermerville, W. Maine Family History Library
Bonds and letters of administration with will annexed Family History Library
Booster (Cook County, IL) (2007-2008)
Booster (Cook County, IL) 12/3/2007-1/9/2008
Burned record series books, 1871-1932 Family History Library
Cemetery records, Du Page and Cook counties Family History Library
Chicago and Cook County : a guide to research Family History Library
Chicago and Cook County sources, a genealogical and historical guide Family History Library
Civil War - 53rd Regiment Illinois Volunteer Infantry History US Gen Web
Cook Co., Ill. birth index, 1871-1916 Family History Library
Cook County Coroner's Inquest Record Index, 1872-1911 Illinois State Archive
Cook County Farm Officers and Directors 1944 US Gen Web Archives
Cook County birth certificates, 1878-1894 Family History Library
Cook County birth certificates, 1916-1922 Family History Library
Cook County cemeteries Family History Library
Cook County research (Chicago, Illinois area) : not an impossible dream Family History Library
Cook County, IL Biographies Online Biographies
Cook County, Illinois Birth Index, 1916-1935
Cook County, Illinois Death Index, 1908-1988
Cook County, Illinois History
Cook County, Illinois History and Biography
Cook County, Illinois Marriage Index, 1930-1960
Cook County, Illinois Marriage Indexes, 1914-1942
Cook County, Illinois coroners' inquest records, Dec. 1872-Nov. 1911 Family History Library
Cook County, Illinois death certificates, 1878-1909, 1916-1922 Family History Library
Cook County, Illinois declarations of intention, 1871-1903 Family History Library
Cook County, Illinois deed records, ca. 1872-1886 Family History Library
Cook County, Illinois land ownership maps, 1851, 1861, 1862, 1870, 1886, 1890, and 1898 Family History Library
Cook County, Illinois marriage license records, 1870-1880 Family History Library
Cook County, Illinois probate records, 1877-1906 Family History Library
Cook County, Illinois, Birth Certificates Index, 1871-1922
Cook County, Illinois, Deaths Index 1878-1922
Cook County, Illinois, Marriage and Death Indexes, 1833-1889
Cook County, Illinois, Marriages Index, 1871–1920
Cook County, Illinois, genealogical records, bible records, obituaries, town records of Evanston, etc Family History Library
Cook County, north part, atlas and plat book, [1973 (Illinois)] Family History Library
Cook County, south part, atlas and plat book, [1972 (Illinois)] Family History Library
Deaths as published in Paddock Publications, Arlington Heights, Illinois : including the communities of Arlington Heights, Bensenville, Bloomingdale, Buffalo Grove, Carol Stream, Itasca, Lake Zurich, Mt. Prospect, Palatine, Roselle, S. Barrington, Schermerville, W. Maine; including maiden name & spouse reference Family History Library
Declarations of intention, 1871-1906 Family History Library
Declarations of intention, 1874-1906 Family History Library
Declarations of intention, 1874-1929; indexes, 1871-1929 Family History Library
Declarations of intention, 1906-1929 Family History Library
Documentary record guardians inventories, 1880-1923 Family History Library
Documentary record guardians, 1877-1923 Family History Library
Dutch in Chicago and Cook County, 1880, derived from the federal population census of 1880 Family History Library
Executor's bonds and letters, 1879-1923 Family History Library
Family maps of Cook County, Illinois : with homesteads, roads, waterways, towns, cemeteries, railroads, and more Family History Library
Federal Land Patents Bureau of Land Management
Find A Grave Gravestone, Tombstone, and Memorial Photo Collection World Vital Records
Finding your Chicago ancestors : a beginner's guide to family history in the city and Cook County Family History Library
Genealogical information on the following surnames in Cook and Du Page counties in Illinois : Altenburg/Oldenburg, Dietert, Kuehn, Krieger, Marthaler, Moldenhauer, Krueger/Kreegier, Kriger, Kroger, Kryger, Ehrhardt/Erhart, Weber, Wagner Family History Library
Genealogical research papers, 1555-1980 : includes 1961 list of members of the Quincy Branch of the Church of Jesus Christ of Latter-day Saints Family History Library
Grants of guardianship, 1877-1923 Family History Library
Hammond (Indiana) city directories Family History Library
Hammond, Indiana, city directory : including Calumet City and Burnham, Illinois; also a buyers' guide and a complete classified business directory Family History Library
Hard copy of library catalog record for death certificates for the state of Illinois, 1916-1945, excluding Chicago with the exception of stillbirths Family History Library
Historical Encyclopedia of Illinois, Cook County Edition
Historical encyclopedia of Illinois Family History Library
Historical review of Chicago and Cook County : and selected biography Family History Library
History of Cook County, Illinois : Being A General Survey of Cook County History Including A Condensed History of Chicago
History of Cook County, Illinois : being a general survey of Cook County history, including a condensed history of Chicago and special account of districts outside the city limits, from the earliest settlement to the present Family History Library
History of Cook County, Illinois : from the Earliest Period To the Present Time
History of Cook County, Illinois : from the earliest period to the present time Family History Library
Illinois Deaths and Stillbirths Index, 1916-1947
Illinois Marriage Index, Cook* (1833-Apr. 1901) Illinois State Archive
Illinois Marriage Records 1860 - 1905 Archives
Illinois Marriages To 1850
Illinois Marriages, 1790-1860
Illinois Marriages, 1851-1900
Illinois Miscellaneous Genealogical Records : from Counties, Bond, Boone, Calhoun, Cook, Crawford, Du Page, Johnson, Knox, Lake
Illinois military census, 1861-1862 Family History Library
Illinois, Births and Christenings, 1824-1940 Family Search
Illinois, Cook County Birth Certificates, 1878-1922 Family Search
Illinois, Cook County Birth Registers, 1871-1915 Family Search
Illinois, Cook County Deaths, 1878-1922 Family Search
Illinois, Cook County Marriages, 1871-1920 Family Search
Illinois, Cook County genealogical records, bible and family lineages Family History Library
Illinois, Deaths and Stillbirths, 1916-1947 Family Search
Illinois, Marriages, 1815-1935 Family Search
Illinois, Probate Records, 1819-1970 Family Search
Immanuel Evangelical Lutheran Church : diamond jubilee, Proviso, Illinois, 1858-1933 Family History Library
Index of record of naturalization papers of which no record can be found, ca. 1918-1923 Family History Library
Index to deceased estates, 1912-1922 Family History Library
Index to minor's & conservator's estates, 1916-1921 Family History Library
Index to the Bishop collection held at the South Suburban Genealogical Society Family History Library
Index to the Roll of honor Family History Library
Indexes to marriages, ca. 1906-April 1941, 1950, 1992-1993, and marriage anniversaries, 1906-1993 in the Chicago Heights star Family History Library
Indexes to naturalization records Family History Library
List of cemeteries in Cook County Family History Library
List of cemeteries in Cook, Lake and Will Counties : containing graves of the military dead who served in the wars of the United States Family History Library
List of letters remaining in the post office, Chicago and vicinity, January 1834-July 1836 Family History Library
List of pensioners, Chicago & Cook County, Illinois, January 1, 1883 : giving the name of each pensioner, the cause for which pensioned, the post office address, the rate of pension per month, and the date of original allowance Family History Library
Marriage licenses, 1871-1920; index, 1871-1916 Family History Library
Marriages as published in Paddock Publications, Arlington Heights, Illinois : including the communities of Arlington Heights, Bensenville, Bloomingdale, Buffalo Grove, Carol Stream, Itasca, Lake Zurich, Mt. Prospect, Palatine, Roselle, S. Barrington, Schermerville, W. Maine; indexed by bride and groom Family History Library
Master index to the South Suburban Genealogical and Historical Society cemetery census series Family History Library
Members of Oakland M. E. Church - 1895 US Gen Web Archives
Minors and Old Soldiers naturalization index and Final naturalization index, 1871-1903 Family History Library
Naturalization petitions and records of military personnel, 1904-1906 Family History Library
Naturalization petitions and records, 1906-1929 Family History Library
Naturalization records, 1871-1925; indexes, 1871-1912 Family History Library
Naturalization records, 1874-1903 Family History Library
Oakland M. E. Sunday School Home Department - 1895 US Gen Web Archives
Oakland M. E. Sunday School Students - 1895 US Gen Web Archives
Obituary index of the Winnetka (Il.) talk [1917-1988] Family History Library
Ordinary petition of an alien [1903-1906] Family History Library
Partial Death Index 1871-1916
Petition by alien who arrived in the United States under 18 years of age [1904-1906] Family History Library
Petitions by aliens under 18, 1904-1908 Family History Library
Portrait and Biographical Record of Cook and Dupage Counties, Illinois Open Library
Portrait and Biographical Record of Cook and Dupage Counties, Illinois: containing biographical sketches of prominent and representative citizens Google Books
Portrait and biographical record of DuPage and Cook counties, Illinois : containing biographical sketches of prominent and representative citizens of the county, together with biographies and portraits of the presidents of the United States Family History Library
Portraits and biographies of the presidents of the United States : Cook County, Illinois. : Cook County, Illinois Family History Library
Prairie Farmer's Reliable Directory: Will and Southern Cook County, Illinois, 1919
Pre-1916 Illinois Death Index Cook (1871-1915) Illinois State Archive
Probate court records : Cook County, Illinois docket Book A, 1871-1872 Family History Library
Probate court records, Cook County, Illinois 1872-1873 Family History Library
Probate records, 1871-1882 Family History Library
Probate records, 1877-1886 Family History Library
Quinn Chapel A. M. E. Church US Gen Web Archives
Record guardians bonds and letters, 1877-1923 Family History Library
Record of foreign wills Family History Library
Record of grants of administration, 1877-1922 Family History Library
Record of members, 1936-1942; annual genealogical report, Form E, 1937- 1948 (Church of Jesus Christ of Latter-day Saints. Aurora Branch (Illinois)) Family History Library
Record of members, 1936-1948; annual genealogical report, Form E, 1937- 1948 (Church of Jesus Christ of Latter-day Saints. Batavia Branch (Illinois)) Family History Library
Record of proof of wills, 1882 Family History Library
Record of wills, 1879-1928 Family History Library
Registers of births outside of the city [Chicago], 1878-1894 Family History Library
SSGHS news Family History Library
Sacramento Ave. M. E. Church - 1889 US Gen Web Archives
Sacramento Ave. M. E. Church - Members, 1889 US Gen Web Archives
Sacramento Ave. M. E. Church - Sunday School, 1889 US Gen Web Archives
Soldier naturalization petition record, 1920-1924 : v. 1, petitions no. 1-250 Family History Library
Some Cook County marriages prior to fire Family History Library
Southern Cook County, Illinois (primarily) obituaries, 1977-1992, from the Chicago Heights star Family History Library
Southern Cook County, Illinois and Hammond, Indiana obituaries, ca. 1970-1990 Family History Library
Southern Cook County, Illinois miscellaneous obituaries, ca. 1936-1993, and funeral cards, ca. 1951-1964 : from various newspapers Family History Library
Southern Cook County, Illinois obituaries, ca. Aug. 1982 and Jan. 2 1988 thru May 8 1988 : edited from the Hammond times (Hammond, Indiana) Family History Library
St. Matthew Lutheran Cemetery, Lemont Illinois Family History Library
St. Michael's Catholic Church, Baptisms #1 US Gen Web Archives
St. Michael's Catholic Church, Baptisms #2 US Gen Web Archives
The Catholic church in Chicago, 1673-1871 Family History Library
The roll of honor : containing the names of soldiers, sailors, and marines of all the wars of our country who are buried in the cemeteries of Cook County, or the Garden of the dead, together with the military record and place of burial of each of them as completely as they can be ascertained Family History Library
Tract book records of government land sales in Bloom-Thornton and Rich townships, Cook County, Illinois Family History Library
U.S. Federal Census 1790-1940 Family Search
WWI - Casualties US Gen Web
Where the trails cross Family History Library
More Cook County records are available on the statewide page