This ISL page includes its resources of interest to genealogists such as census and military records, county histories and atlases, and geography and history collections. Also includes information about visiting the library.

This page includes information about what records are available from the department for genealogists and suggests other locations to access the records. Also includes a FAQ section and links to other genealogy related websites.

This page includes links about ISA collections of birth, marriage, death, census, military, veterans', and land sale records. Also includes links to ISA research forms and fees, publications and pamphlets, and databases.

This page includes information about visiting, using, and requesting research from the Abraham Lincoln Presidential Library for genealogy and links to the library's catalog and databases.

This Illinois State Archives database is searchable by name or company, unit, and residence. The transcripts of the records may include a soldier's physical description, occupation, residence, and service.

This Illinois State Archives database was compiled by the ISA and the Illinois Genealogical Society. It is searchable by bride, groom, county, and statewide. Check the site for what counties and dates are included.

This Illinois State Archives database is searchable by name, county, and statewide. Records are accessible through the Illinois Regional Archives Depository and county courthouses. Check the site for what counties and dates are included.

A Illinois State Archives database, the Illinois Death Certificates Index, 1916-1950 is compiled by the Illinois Department of Public Health. The database is searchable by name, county, and statewide. Records are accessible through the Illinois Regional Archives Depository, county courthouses, or the Illinois Department of Public Health depending on their age.

This database is a searchable index of biographical sketches, Illinois county histories, biographical directories, and encyclopedias at the Abraham Lincoln Presidential Library.