St. Clair County, Missouri Genealogy

Guide to St. Clair County, Missouri ancestry, family history, and genealogy birth records, marriage records, death records, census records, family history, and military records.

County Courthouse
Recorder's Office has marriage records from 1855, marriages from 1855 and land records from 1867; Clerk of the Circuit Court has divorce and probate records.

Parent County
1833 St. Clair County was created 16 January 1833 from Lafayette County. St. Clair lost land to Pettis County 26 January 1833 and attached to Rives County, until formally organized 29 January 1841. County seat: Osceola

Boundary Changes
For animated maps illustrating Missouri county boundary changes, "Rotating Formation Missouri County Boundary Maps" (1804-1889) may be viewed for free at the MapofUS.org website.

Record Loss
1861 Courthouse burned in September 1861. 1864 Courthouse burned in November 1864. Probate Court records were destroyed.

Places/Localities
Town/city records in the FamilySearch Catalog




 * The State Historical Society of Missouri has information on historical Missouri place names for all 114 Missouri Counties.

Neighboring Counties
Bates •  Benton  •  Cedar  •  Henry  •  Hickory  •  Polk  •  Vernon

Cemeteries

 * Appleton City, St. Clair County, Missouri Cemetery Records, Vol. 1 at Ancestry.com ($)


 * Missouri Cemeteries Missouri Access Genealogy

Census

 * 1732-1933 - at FamilySearch — index and images

Court

 * 1800 - 1991 at FamilySearch — index and images

Local Histories

 * The History of Henry and St. Clair Counties, Missouri : containing a history of these counties, their cities, towns...biographical sketches...statistics.... St. Joseph, Mo. : National Historical Co., 1883.
 * Online at FamilySearch (Free)

Maps



 * Maps of Missouri (1804-1889)
 * Family Maps of (land patent maps) at HistoryGeo.com ($). Free surname search.


 * Map of St. Clair County townships (Histopolis)


 * The University of Missouri Digital Library has digital copies of Missouri county plat books (ca. 1930) for all Missouri counties including St. Clair County. The city of St. Louis is not included in this collection.

Military

 * 1900 - 1941 at FamilySearch — images

Civil War
Online Records
 * 1861 - 1865  at FamilySearch — index
 * 1861 - 1865  at FamilySearch — index
 * at FamilySearch — images

Regiments Service men in St. Clair County, Missouri served in various regiments. Men often joined a company (within a regiment) that originated in their county. Listed below are companies that were specifically formed in St. Clair County, Missouri:

World War II

 * 1941 - 1946 - at FamilySearch — index

Naturalization and Citizenship

 * 1800 - 1991 at FamilySearch — index

Probate
Online Probate Records
 * 1750 - 1988 at FamilySearch — images
 * 1766 - 1988 Missouri Wills and Probate Records 1766-1988 at Ancestry.com — index and images $

Births

 * 1827 - 1935  at FamilySearch.org — index
 * 1848 - 1867 St. Clair County Birth Index 1848-1867. Batch  at FamilySearch - free.
 * 1851 - 1910 Missouri Birth Records, 1851-1910 at Ancestry.com — index/images $

Marriages

 * 1750 - 1920  at FamilySearch.org — index
 * 1800 - 1991  at FamilySearch — index and images
 * 1805 - 2002 Missouri, Marriage Records, 1805-2002 at Ancestry.com $
 * 1850 Missouri Marriages to 1850 at Ancestry.com — index $
 * 1855 - 1885 St. Clair County Marriage Index 1855-1885. Batches  and  at FamilySearch - free.

Deaths

 * 1834 - 1910 Missouri, Death Records, 1834-1910 at Ancestry.com — index/images $
 * 1867 - 1976  at FamilySearch.org — index
 * 1888 - 1928 St. Clair County, Missouri Obituaries, 1888-1928 at Ancestry.com ($)
 * 1906 - 1929 St. Clair County, Missouri Deaths, 1906-1929 at Ancestry.com ($)
 * Missouri State Archives provides on-line access to Missouri Death Certificates more than 50 yrs old starting in 1910.

Genealogy Societies, Archives and Libraries

 * List of Missouri Archives, Libraries, Publications, Historical &amp; Genealogical Societies


 * St. Clair County Historical Society 660 Main Street PO Box 376 Osceola, MO 64776 Phone: 417-646-8455 Email: [mailto:stcchs@gmail.com stcchs@gmail.com] Website


 * St. Clair County Library Main Branch: Osceola 115 Chestnut Osceola, MO 64776 Phone: 417-646-2214 Website