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McHenry County Illinois Genealogical Society

 

Census Indexes

Volunteers of the McHenry County Illinois Genealogical Society have indexed many of the United States Federal Census records for McHenry County, providing an excellent alternative to the commercial indexes available elsewhere on the Internet.    

Indexes are available for the following years:

1870 Federal Census (Available for purchase)

1880 Federal Census (Free!)

1930 Federal Census (Free!)
McHenry County Illinois Genealogical Society
P.O. Box 184, Crystal Lake, IL 60039-0184
1 (815) 687-0436