Brookfield Public Library www.brookfieldpubliclibrary.info
Provides many resources on local history, including on-line copies of local newspapers going back to 1913. Has copies of Brookfield Illinois, A History, Mary Green Kircher, general editor, 1993.
Village of Brookfield www.brookfieldil.gov
Website has a page about the village's history. The village is a source for municipal records.
Books about the zoo include Brookfield Zoo and The Chicago Zoological Society (Images of America), Douglas Deuchler and Carla W. Owens, 2009, Arcadia Publishing.
Cook County Recorder of Deeds and Register of Titles http://www.co.cook.il.us/portal/server.pt/
Keeps housing-related records.
Suburban Life Newspapers
A source for local news and information.
Another source for local news and information.
Brookfield Chamber of Commerce
For information on members of the Brookfield business community.
Cook County Clerk
Keeps birth, marriage, and death records.