Mason County Courthouse
photo by Jeanie Lowe

Mason County was established January 20, 1841.
It was formed in 1841 from Tazewell Co. and
named by settlers from Mason County, Ky.


On-Site Research Facilities
Mason County Courthouse
100 North Broadway
Havana, IL 62644

Mason County Historical Society
PO Box 446
Havana, IL 62644
Society's Website

Havana Public Library
201 West Adams Street
Havana, IL 62644
Library's Website
Decatur Gen. Society & Library
1255 W. South Side Drive
Decatur, IL
Society's Website
They have Mason Co. books

Cass County Illinois Historical and Genealogical Society
109 S. Front St., Virginia, IL
Society's website 


On-Line Databases
Statewide Marriage Records
Statewide Death Records
Years prior to 1916
Statewide Death Recs
Years 1916-1950
Military & Veterans
Many databases
Illinois State Gen. Society
Listings of cemeteries, etc.

National Archives
military data


Copyright 2007 Jeanie Lowe & contributors
All rights reserved
Illinois Ancestors