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Hamilton County, Illinois
Genealogy, History & Facts

Hamilton County, Illinois Facts

When was Hamilton County, IL Created?
Hamilton County was established on February 8, 1821.

What is the County Seat of Hamilton County, IL?
The County Seat is located in McLeansboro# also, the county government has no website.

What counties are adjacent to Hamilton County, IL?
Bordering Counties are  Wayne CountyWhite CountyGallatin CountySaline CountyFranklin CountyJefferson County

Hamilton County, IL Census Records

What Hamilton County, IL census records are available?
There are many types of census records for Hamilton County guide you in researching your family tree. Federal Population Schedules are available for 183018401850186018701880 (free index)1890 (fragment)19001910192019301940.

Hamilton Co. Mortality Schedules can be found for 1850, 1860, 1870 and 1880. Hamilton Co. Industry and Agriculture can be obtained for 1850, 1860, 1870 and 1880. Hamilton Co. Union Veterans Schedules is available for 1890. One can find free online and printable census forms to help you with your research. See Also Illinois Census Records Research Guide

Hamilton County, IL Courthouse and Government Records

Hamilton County Courthouse

What genealogical records can I find in the Hamilton County Courthouse?
Researchers frequently overlook the great importance of Hamilton County court, probate, and land records data as a useful resource of ancestry and genealogy information. Buried away in Illinois courthouses and archives everywhere are the ambitions and frustrations of countless Illinois residents.

The possibilities are excellent that your forefathers have left a comprehensive document of at least a number of facets of their lives in the Hamilton County court records. Even if your forebears is not referred to in a Court case, contemplate all of the other procedures that could have lead to him or her to appear in court records. See Also Illinois Corthouse Records Research Guide.

Hamilton County, IL Societies and Family History Resources

What genealogical and historical societies, archives, museums, associations and libraries are available for Hamilton County, IL?
A list of Hamilton County Historical  and Genealogical Societies, Libraries, Archives. See also list of Statewide Illinois Archives, Historical & Genealogical Societies.

Where can I connect with other Hamilton County, IL Researchers through message boards and forums?

What other genealogical resources are available in Hamilton County, IL?
The following are web links to Genealogy, Records and Resources pertaining to Hamilton County. These genealogy links fall into 3 categories: Commercial Sites, Private Sites or Organization Sites. Some have free access some require a cost. This is simply a collection that has been gathered or submitted. I do not recommend or promote one genealogy site over another.

Hamilton Co. IL Maps, Atlases & Gazetteers

Hamilton Co. IL Books, Newspapers & Publications

Hamilton Co. IL Cemeteries & Church Records

Hamilton Co. IL Family Websites, Pictures & Histories

Hamilton Co. IL General and History Websites

Hamilton Co. IL Military Records