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American Ancestors (only accessible in the library)

Hundreds of searchable databases including vital records, cemetery transcriptions, marriage and death indexes, family histories and more.

Ancestry Library Edition (in-library use only)

Access to more than 4,000 databases and 1.5 billion names. Included are the digitized images of the U.S. Federal Census from 1790 forward, vital, church, court, and immigration records, as well as record collections from Canada and other areas.

Arkiv Digital (in-library use only)

For Swedish genealogy research. Search birth, marriage, death, military, household records and more. Access this resource from the Other Programs folder on the desktop of the public computers at the library.

Chicago Tribune Historical Archive

From Newsbank - contains 2.5 million obituaries and death notices, front pages from 1900 - 1984, and selected articles from the newspaper's clipping files. Paid ads are excluded.

Chicago Tribune Historical Database

Search the full newspaper, including advertisements, from 1849 through 1993.


History and genealogy archives featuring original documents and photographs, including military records, City Directories and Naturalization Records.


A comprehensive resource of unique primary sources, local and family histories, convenient research guides, interactive census maps and more. Library Edition

An extensive database that provides online access to 4,000+ historical newspapers dating from the early 1700s into the 2000s. Contains full runs and portions of runs of well-known, regional and state titles to small local newspapers. For a listing of local newspapers in this database, see our Local History page.

New York Times (Historical)

The complete paper—cover-to-cover—with full-page and article images in downloadable PDF, from its first issue in 1851 up to 2011.

Sanborn Maps of Illinois (only accessible in the library)

Large scale plans of a city or town drawn to the scale of 50 feet to an inch.  Search the archive of maps from 1867-1970.

Comprehensive, categorized & cross-referenced list of links that point you to genealogical research sites online.
Hosted by the Church of Jesus Christ of Latter Day Saints.
Find A Grave
Search grave and cemetery records posted by dedicated volunteers.
The USGenWeb Project
Useful for finding resources by state or county.
An alternate site for finding resources by geographical area.

Where to write for Vital Records

Adoption All About Adoption
Cyndi’s List on Adoption
Illinois Adoption Records

Illinois Vital Records

Illinois Vital Records | Find out where to write for birth, marriage, death, adoption and divorce records.

Lake County Vital Records

Cook County Genealogy Online

Obituaries and Cemeteries

Libertyville Area Obituaries 1894-2003

To obtain a copy of a listed obituary, please send the relevant information (name and date) to:
Daniel Smith, Reference Department. Cook Memorial Public Library, 413 N. Milwaukee Avenue, Libertyville, IL 60048.
You may also submit a request by emailing the Adult Services department through our Contact page.
Online Searchable Death Indexes & Records
If you still can’t locate an obituary, try writing to a local library or historical society near your ancestor’s final home, or contact the cemetery where your ancestor was buried (sextons may keep copy of obituary)

Passenger Lists

Castle Garden
New York State's immigration processing facility from 1855 to 1890.

Ellis Island
The main port of entry for immigrants from 1892 to 1954.

Stephen Morse
Search passenger list sites using specialized search forms.

Immigrant Ships Transcribers Guild Volunteers have transcribed over 10,000 passenger lists.

National Archives Immigration RecordsLibrary & Archives Canada
Many of our ancestors arrived in the United States through Canada.


Early naturalization records were filed in the counties of the states. In 1907, the process went national and records were kept at the federal level.
National Archives Naturalization Records


Arlington Heights Public Library

Has an extensive book and microfilm collection as well as quality programs.

Wilmette Public Library

Genealogy sources abound in Wilmette's local history collection.

Schaumburg Township District Library

Great databases and monthly programs.

Newberry Library

Chicago’s independent research library. Check their website before you go down to Chicago.

Wisconsin Historical Society

Great repository of Midwest history and genealogy records.

Allen County Public Library

Ft. Wayne Indiana's public library is the second best genealogy library in the country.


Local Genealogy Societies

Lake County Genealogical Society

McHenry County Illinois Genealogical Society

DuPage County Genealogical Society

Kane County Genealogical Society

Northwest Suburban Genealogical Society


Genealogy Appointments

Digging your roots? We can help you get started or further your research. Call 847-362-2330 X1144, to set up an appointment with one of our genealogy specialists.

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