Hamilton County Genealogy
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Hamilton Countywide Sources
1790-1940 U.S. Federal Census Records
1820 Reconstructed Census Hamilton County Illinois
1830 Census
1830 Census of Hamilton US Gen Web Archives
1830 Federal Census US Gen Web
1840 Census
1840 Census of Hamilton US Gen Web Archives
1850 Census Hamilton County Illinois
1850 Census of Hamilton US Gen Web Archives
1855 Illinois State Census US Gen Web
1860 Census Completed Hamilton County Illinois
1860 Mortality Census - Hamilton County Hamilton County Illinois
1865 Illinois State Census US Gen Web
1883 Hamilton County Pensioners List US Gen Web Archives
1883 Military Pensioners US Gen Web
1887 County History US Gen Web
1900 Census Index - Hamilton County Hamilton County Illinois
A history of Mary's Chapel Methodist Episcopal Church, 1852-1967 and school, 1882-1950 in Hamilton County, Illinois : including a section giving Mary's Chapel cemetery headstone inscriptions and burial records Family History Library
Abstracts of wills, Hamilton County, Illinois, 1821-1915 Family History Library
An Index to the names of persons appearing in The history of Gallatin .. Family History Library
BillionGraves Cemetery Records Index Family Search
Church records, 1829-1848 (Ten Mile Creek Church (Hamilton County, Illinois)) Family History Library
Circuit Court record, vol. A-B, 1821-1839 Family History Library
Civil War soldiers and veterans, Hamilton County, Illinois : appendix: Mexican War soldiers and veterans Family History Library
Early Times in Hamilton Co., Illinois by William Bryant Hamilton County Illinois
Early Villages of Hamilton County Hamilton County Illinois
Early land grants of White County, Illinois, 1814-1854, probate index, 1818-1976 Family History Library
Family maps of Hamilton 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
Grandma Deem's marriage notices : Hamilton County, Illinois Family History Library
Grandma Deem's obituaries, Hamilton County, Illinois Family History Library
Guardianship records 1868-1922, and dockets 1865-1922, Hamilton County, Illinois Family History Library
Hamilton Co., Illinois, cemeteries Family History Library
Hamilton County cemeteries & probate index [1821-1900] : Hamilton County, Illinois Family History Library
Hamilton County, Illinois Census of 1930 World Vital Records
Hamilton County, Illinois cemetery inscriptions Family History Library
History of Gallatin, Saline, Hamilton, Franklin and William Counties, Illinois Hamilton County Illinois
History of Gallatin, Saline, Hamilton, Franklin and Williamson Counties Illinois. Hamilton County Illinois
History of Gallatin, Saline, Hamilton, Franklin, and Williamson Counties, Illinois
History of Gallatin, Saline, Hamilton, Franklin, and Williamson counties, Illinois : from the earliest time to the present; together with sundry and interesting biographical sketches, notes, reminiscences, etc., etc. Family History Library
Illinois Deaths and Stillbirths Index, 1916-1947
Illinois Marriage Index, Hamilton (1821-1824) Illinois State Archive
Illinois Marriage Records 1860 - 1905 Archives
Illinois Marriages To 1850
Illinois Marriages, 1790-1860
Illinois Marriages, 1851-1900
Illinois, Births and Christenings, 1824-1940 Family Search
Illinois, Diocese of Belleville, Catholic Parish Records, 1729-1956 (includes 28 counties) Family Search
Illinois, Marriages, 1815-1935 Family Search
Illinois, Probate Records, 1819-1970 Family Search
Index to Harriet Vaught's Early land grants of White County, Illinois, 1814-1854 and probate index, 1818-1976 Family History Library
Index to History of Gallatin, Saline, Hamilton, Franklin and Williamson counties, Illinois : from the earliest time to the present; together with sundry and interesting biographical sketches, notes, reminiscences, etc., etc.; illustrated Family History Library
Land atlas and plat book, Hamilton County, Illinois, 1986 Family History Library
Legacy of kin, Hamilton County, Illinois : relationships, vital statistics, marriages, abstracted from obituaries and notices in Hamilton County newspapers, 1858-1992 Family History Library
Marriage records and related notes, Hamilton County, Illinois 1821-1854 Family History Library
Marriages 1821 1850, A - L US Gen Web Archives
Marriages 1821-1850, M - Y US Gen Web Archives
Marriages to 1850 US Gen Web Archives
Marriages, information taken from original marriage documents & old marriage record books relative to marriages celebrated in Hamilton County, Illinois, 1821-1870 : also a record of marriages celebrated in White County, Illinois, 1816 through 1821 Family History Library
Naturalization record, vol. A, 1880-1900 Family History Library
Naturalization records, intentions and final papers, 1824-1883, index, 1824-1860, Hamilton County, Illinois Family History Library
Obituaries of Hamilton County, Illinois 1926-1931 Family History Library
Patrons' reference directory of Hamilton County, Illinois, 1905 Family History Library
Personal property tax list, 1858, Hamilton County, Illinois Family History Library
Probate files, 1823-1855; index, 1823-1970 Family History Library
Probate journals, 1838-1922 and index 1823-1922, Hamilton County, Illinois Family History Library
U.S. Federal Census 1790-1940 Family Search
Will records, vol. A-B, 1823-1933 Family History Library
More Hamilton County records are available on the statewide page