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Peoria County, Illinois
Genealogy, History & Facts

Peoria County, Illinois Facts

When was Peoria County, IL Created?
Peoria County was established on January 13, 1825.

What is the County Seat of Peoria County, IL?
The County Seat is located in Peoria also, the county government website is .

What counties are adjacent to Peoria County, IL?
Bordering Counties are  Stark CountyMarshall CountyWoodford CountyTazewell CountyFulton CountyKnox County

Peoria County, IL Census Records

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

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

Peoria County, IL Courthouse and Government Records

Peoria County Courthouse

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

Peoria County, IL Societies and Family History Resources

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

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

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

Peoria Co. IL Maps, Atlases & Gazetteers

Peoria Co. IL Books, Newspapers & Publications

Peoria Co. IL Cemeteries & Church Records

Peoria Co. IL Family Websites, Pictures & Histories

Peoria Co. IL General and History Websites

Peoria Co. IL Military Records

Peoria Co. IL Schools & Directories