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St Clair County, Illinois
Genealogy, History & Facts

St Clair County, Illinois Facts

StClair County

When was St Clair County, IL Created?
St Clair County was established on April 27, 1790.

What is the County Seat of St Clair County, IL?
The County Seat is located in Belleville (three judicial districts was initially established in Cahokia, Kaskaskia and Prairie du Rocher. With the formation of Randolph County in 1795, Cahokia became the sole seat of government for St. Clair County from 1790–1814) also, the county government website is .

What counties are adjacent to St Clair County, IL?
Bordering Counties are  Madison County, Clinton County, Washington County, Randolph County, Monroe County, St. Louis, Missouri, St. Louis County, Missouri

St Clair County, IL Vital Records

Where can find St Clair County Birth, marriage, Divorce and Death Records?
St Clair County vital records can be found at the Illinois Department of Public Health has copies of birth, marriage, divorce and death records. There is a fee for each copy requested. Please refer to the information to the Statewide Vital Records in Illinois for current fees and application process.

You can search online for St Clair County Birth, Marriage, Divorce or Death Records. You can also Order Electronically Online or can download an application for Illinois Birth CertificateMarriage CertificateDivorce CertificateDeath Certificate Applications to mail.

St Clair County, IL Census Records

What St Clair County, IL census records are available?
There are many types of census records for St Clair County guide you in researching your family tree. Federal Population Schedules are available for 1790-1890, 1900, 1910, 1920, 1930, 1940.

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

St Clair County, IL Courthouse and Government Records

St Clair County Courthouse

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

St Clair County, IL Societies and Family History Resources

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

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

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

St Clair Co. IL Maps, Atlases & Gazetteers

St Clair Co. IL Books, Newspapers & Publications

St Clair Co. IL Cemeteries & Church Records

St Clair Co. IL Family Websites, Pictures & Histories

St Clair Co. IL General and History Websites

St Clair Co. IL Military Records

St Clair Co. IL Schools & Directories

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