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Mason County, Illinois
Genealogy, History & Facts

Mason County, Illinois Facts

When was Mason County, IL Created?
Mason County was established on January 20, 1841.

What is the County Seat of Mason County, IL?
The County Seat is located in Havana (prior county seats was Havana from 1841–1843, Bath from 1843–1851) also, the county government website is .

What counties are adjacent to Mason County, IL?
Bordering Counties are  Fulton CountyTazewell CountyLogan CountyMenard CountyCass CountySchuyler County

Mason County, IL Census Records

What Mason County, IL census records are available?
There are many types of census records for Mason County guide you in researching your family tree. Federal Population Schedules are available for 1850186018701880 (free index)1890 (fragment)19001910192019301940.

Mason Co. Mortality Schedules can be found for 1850, 1860, 1870 and 1880. Mason Co. Industry and Agriculture can be obtained for 1850, 1860, 1870 and 1880. Mason 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

Mason County, IL Courthouse and Government Records

Mason County Courthouse

What genealogical records can I find in the Mason County Courthouse?
Researchers frequently overlook the great importance of Mason 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 Mason 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.

Mason County, IL Societies and Family History Resources

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

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

What other genealogical resources are available in Mason County, IL?
The following are web links to Genealogy, Records and Resources pertaining to Mason 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.

Mason Co. IL Maps, Atlases & Gazetteers

Mason Co. IL Books, Newspapers & Publications

Mason Co. IL Cemeteries & Church Records

Mason Co. IL Family Websites, Pictures & Histories

Mason Co. IL General and History Websites

Mason Co. IL Military Records