Difference between revisions of "Mason County, Illinois Genealogy"

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=== Probate Records  ===
=== Probate Records  ===
Original probate records are held by the [[Mason County, Illinois Courthouse|circuit court clerk]]. Probate records include wills, inventories, settlements, and guardianship records. A few copies of probate records are held at [[Illinois Regional Archives Depository (IRAD)|IRAD]]. [[IRAD - University of Illinois at Springfield|Explore how to search IRAD]]–UIS. The following copies are available at IRAD–UIS and in the Family History Library Catalog:<br>
:*'''1841–1973''' [http://genealogytrails.com/ill/mason/probate/probate_a.html Online Probate Records Index] Courtesy of Genealogy Trails.
:*'''1866–1886''' Index to Estate Papers {{RecordSearch|1834344}}Online images. Browse for Mason records.
:*'''1866–1898''' Guardian Records {{RecordSearch|1834344}}Online images. Browse for Mason records.
:*'''1866–1934''' Will Record {{RecordSearch|1834344}}Online images. Browse for Mason records.
=== Repositories  ===
=== Repositories  ===

Revision as of 20:13, 6 September 2011

Mason County, Illinois
Boundary map of Mason County, Illinois
Map of the U.S. highlighting Illinois
Location of Illinois in the U.S.
Founded: January 20, 1841
County Seat Havana
Mason County Courthouse.gif
Photo courtesy Illinois Regional Archives Depository, Illinois State Archives
Address Mason County Courthouse
100 N. Broadway
Havana, Illinois 62644
(309) 543-6661
Mason County Website

Template:Illinois-stubUnited States Gotoarrow.png Illinois Gotoarrow.png Mason County

Mason County Organization

                                     Beginning Dates for Mason County Records
Birth Marriage Death Census Land Probate

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

Historical Facts

Large numbers of Kentuckians settled in frontier Mason County, Illinois. The name of the county (Mason) is reminiscent of Mason County, Kentucky - the previous residence of many pioneer settlers.[1]

Parent County

  • 1841--Mason County was created 20 January 1841 from Tazewell and Menard Counties.  County seat: Havana [2]

Boundary Changes

See an interactive map of Mason County boundary changes.

Record Loss

Places / Localities

Populated Places

Neighboring Counties




Illinois cemetery records often identify birth, death, relationship, and military information, as well as religious affiliation.

  • Find A Grave can be searched by the name of a person or family to find where a person is buried.  Usually gives birth and death dates often with a picture of the tombstone.  May give obituaries, names of family members and links to their information in Find A Grave.


Historical populations
Census Pop.
IL Counties 1900-1990

Church Records

Court Records

Ethnic Research

African American

The following have information concerning African American research.



Land and Property

BLM GLO Records. Search original land patents for Mason County from the Govenment Land Office (GLO) or Eastern States Office. Some searches include images of the original warrants. All search results include the patant details needed for requesting copies of the land entry files at the National Archives.  The GLO is the custodian of millions of land title documents. The General Land Office Automated Records Project is responsible for making these important documents available to the public.

Illinois Public Domain Land Tract Sales. The Illinois State Archives has an online index to the records of Public land sales held by the State Archives. The indexes are by purchasers name and by legal description. This is a statewide collection with nearly 550,000 land sales fro 54740 square miles.

IRAD Land hldings for Mason County include Swamp Land records 1852 to 1897

Land records that include Bond County at Ancestry.com $:

  • "Illinois Public Land Purchase Records" This record extract includes over 538,000 land sales from the 19th Century. Each entry includes the purchaser's name, purchase date, number of acres, price per acre, and in some cases the purchaser's sex and residence.
  • "U.S. General Land Office Records, 1796 to 1907:" Records of Illinois are among the 13 states included in this set. It includes images of the land patents which contain the information necessary for ordering the complete case files from the National Archives. This appears to be the same information that is online at the Federal Land Office site http://www.glorecords.blm.gov/.
  • Sheldon, Theodore. Land registration in Illinois. Chicago: Callaghan Co., 1901. Digital book. Expains the laws regarding land and the land systems used in Illinois. Includes court cases involving land issues. In addition to being on Ancestry, this book is available online at no cost at Internet Archives and Google Books.



Civil War

Civil War service men from Mason 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 Mason County.

- 2nd Regiment, Illinois Cavalry, Companies C and M.
- 17th Regiment, Illinois Infantry, Company K.
- 27th Regiment, Illinois Infantry, Company E
- 28th Regiment, Illinois Infantry, Company A
- 38th Regiment, Illinois Infantry, Company G.
- 51st Regiment, Illinois Infantry, Company F.
- 53rd Regiment, Illinois Infantry, Company E.
- 85th Regiment, Illinois Infantry, Companies A, B, C, D, and K.


Newspapers and Obituaries

Probate Records

Original probate records are held by the circuit court clerk. Probate records include wills, inventories, settlements, and guardianship records. A few copies of probate records are held at IRAD. Explore how to search IRAD–UIS. The following copies are available at IRAD–UIS and in the Family History Library Catalog:


County Courthouse

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

Family History Center

Family History Centers (FHCs) are branches of the Family History Library in Salt Lake City, Utah (United States) and are located all over the world. Their goal is to provide resources to assist you in the research and study of your genealogy. Currently there are no Family History Centers located directly in Mason County.

You may search your address for a center near you on the FamilySearch site.

The following centers are located in surrounding counties. Their wiki pages may supply hours and other information.

Peoria Illinois Family History Center
3700 W. Reservoir Blvd.
Peoria, Illinois 61615

Macomb Illinois Family History Center
2000 W. Adams
Macomb, Illinois
Phone: 309-836-3201

Springfield Illinois Family History Center
3601 Buckeye Dr.
Springfield, Illinois 62707

Jacksonville Illinois Family History Center
1053 E. Vandalia Rd,
Jacksonville, Illinois 62650

Illinois Regional Archives Depository (IRAD)

IRAD is a system of Illinois Regional Archives Depositories managed by the Illinois State Archives, housing the archival records of local Illinois counties, townships, municipalities and school districts. The seven Regional Depositories are housed on state university campuses scattered throughout Illinois.

The University of Illinois at Springfield (UIS) houses the records for Mason County. This link will help you find and use the records. There address is:

Illinois Regional Archives Depository
University of Illinois at Springfield Region
One University Plaza, MS BRK 140
Springfield, Illinois 62703-5407

Public Libraries

Social Groups Online



Vital Records



Available through Ancestry.com $:

  • Mason County marriages in "Illinois Marriages 1851 to 1900." The source of this collection is films in the Family History Library's collection


Web Sites


  1. Hardin County Fact Sheet, Illinois State Archives, accessed May 28, 2011.
  2. The Handybook for Genealogists: United States of America, 10th ed. (Draper, UT: Everton Publishers, 2002), 196. (FHL Collection Ref Book 973 D27e 2002). WorldCat entry.