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It is a pleasure to have you visit this free genealogical site about the history of Putnam County, Illinois. We hope you find helpful clues for your research of county ancestors.

Your e-mail contributions will be appreciated and promptly worked for incorporation into the site. Please,

Enjoy your stay, and come again soon!

Norma Hass
County Coordinator
email: [email protected]

County Formation

In 1825, Putnam county covered a large area from Illinois' northern and eastern borders even including areas south of present-day Putnam county. By 1839, Putnam county shrank to its current size. The lands, or portions of the lands, in the following present-day counties were, for a brief time, a part of Putnam county: Stephenson, Winnebago, Boone, McHenry, Lake, Carroll, Ogle, Dekalb, Kane, DuPage, Cook, Bureau, LaSalle, Kendall, Will, Stark, Marshall, Lee, Henry, Kankakee, Whiteside, JoDaviess, and Grundy.

Templates in Time