DeWitt County, Illinois Genealogy

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DeWitt County, Illinois
Map of Illinois highlighting DeWitt County
Location in the state of Illinois
Map of the U.S. highlighting Illinois
Location of Illinois in the U.S.
Founded: March 1, 1839
County Seat Clinton
DeWitt County Courthouse.gif
Photo courtesy Illinois Regional Archives Depository, Illinois State Archives
Address DeWitt County Building
201 W. Washington Street
Clinton, Illinois 61727
(217) 935-7780
DeWitt County Website

United States Gotoarrow.png IllinoisGotoarrow.png DeWitt County

County Organization

DeWitt County's civil records start the following years:

Beginning Dates for DeWitt County Records
Birth Marriage Death Census Land Probate
1877 1839 1877 1840 1839 1839

County Courthouse

County records are most often kept at the County Courthouse or another local repository. For further information about where the records for DeWitt County are kept, see the DeWitt County Courthouse page

Historical Facts

Governor DeWitt Clinton.JPG
DeWitt County, like Clinton County, is named for DeWitt Clinton who was the Governor of New York and chief promoter of the Erie Canal.

Boundary Changes

Record Loss

Records and Resources



Gotoarrow.png Find A Grave, list of cemeteries. Additional information can be found at local level (city, township, etc.)


For information and tips on accessing census records online, see Illinois Census.


Historical populations
Census Pop.
IL Counties 1900-1990


1840 Pensioners

  • A Census of Pensioners for Revolutionary or Military Services: With their Names, Ages, and Places of Residence, as Returned by the Marshalls of the Several Judicial Districts, Under the Act for Taking the Sixth Census. Washington, D.C., 1841. FHL 973 X2pc 1840; FHL 2321; digital version at Google Books. [See Illinois, DeWitt County on page 186.]

Church Records

Court Records


Ethnic Research

African American

The following have information concerning African American research.


Mailing Lists

Message Boards



Land and Property

Copies of original records are available:

1839-1875 Deed Records IRAD- ISU


Military History and Records

Revolutionary War

Veterans Burials (source: Genealogy Trails Histroy Group)

Civil War

Civil War service men from DeWitt County served in various regiments. Men often joined a company (within a regiment) that originated in their county. Listed below are companies or regiments that were formed from men of Dewitt County.

  • Artillery
-1st Regiment, Illinois Artillery, New Battery K
  • Cavalry
-2nd Regiment, Illinois Cavalry,Company A
-4th Regiment, Illinois Cavalry, Company L
  • Infantry
-20th Regiment, Illinois Infantry, Company E
-26th Regiment, Illinois Infantry, Company K
- 39th Regiment, Illinois Infantry, Company D and Company I.
- 41st Regiment, Illinois Infantry, Company C, Company F and Company K.
-46th Regiment, Illinois Infantry,Company H
-68th Regiment, Illinois Infantry,Company E
-107th Regiment, Illinois Infantry, Company A, Company B, Company D, Company F, and Company I
-140th Regiment, Illinois, Infantry, Company H
-145th Regiment, Illinois, Infantry, Company G
1865-1939 Military Discharge Record, Civil War. IRAD-ISU

1883 List of Pensioners (Source:[[]] Internet Archives)

World War I

World War I Draft Registration Cards, 1917-1918 DeWitt County (Source: Ancestry)

Workd War II

Casualties World War II - DeWitt County, Illinois (Source: Access Genealogy)

Naturalization and Citizenship

1866-1903 Naturalization Records, County Court. IRAD-ISU


DeWitt County (Source: Newspaper Abstracts)

Newspapers Published in De Witt County (Source: Illinois Newspaper Project)

Cataloged Titles (Source: Illinois Newspaper Project)

Chronicling America DeWitt County (Source: The Library of Congress)


Illinois Obituary Project (Source: USGenWeb Illinois Archives)

Probate Records

1873-1894 Probate Administrator's Accounts IRAD-ISU


  • County Courthouse

County records are most often kept at the County Courthouse or another local repository. For further information about where the records for DeWitt County are kept, see the DeWitt County Courthouse page.

  • Family History Center
  • Illinois Regional Archives Depository (IRAD)

Illinois State Universtiy
2016 Warehouse Road Campus
Box 1520
Normal, Illinois 61802
Phone: 309-452-6027

Illinois Regional Archives Depository System - Local Governmental Records Listings Arranged by County

  • Public Libraries

This library has extensive DeWitt County only extractions of many census. They have marriage index. They publish a quarterly Journal with extracts about people from old newspapers that include births, marriages and funerals. The also include little family notices about who was visiting who and who was at weddings and other family news items.

Social Groups Online


DeWitt County Genealogical Society
P.O. Box 632
Clinton, Illinois 61717-0632


1845-1851 Taxable Land Lists. IRAD-ISU
1888-1897 Road Tax Lists, Delinquent IRAD-ISU
1894-1911 Road Tax List. IRAD-ISU

Vital Records

DeWitt County Clerk
P.O. Box 439 Clinton,IL 61727-0439
1-217- 935-2119


1877-1905 Birth Records. IRAD-ISU
1880-1930 Birth Certificates, Delayed. IRAD-ISU
1924-1958 Cirth Certificates. IRAD-ISU
1860-1950 Birth Records Index, Delayed. IRAD-ISU
1877-1959 Birth Records Index. IRAD-ISU


1839-1955 Marriage Record. IRAD-ISU
1876-1935 Marriage License Applications. IRAD-ISU
'1839-1949 Marriage record Index. IRAD-ISU


1878-1917 Death Records. IRAD-ISU
1886-1957 Death Certificates. IRAD-ISU
1878-1962 Death Record Index. IRAD-ISU



  1. Handybook for Genealogists: United States of America, 10th ed.; Draper, Utah: Everton Pub., 2002 WorldCat 50140092, FHL Book 973 D27e 2002