Welcome to University of Illinois Extension for Bond, Clinton, Jefferson, Marion, and Washington Counties. Using the vast resources of the U of I, Extension provides practical, research-based information to make a positive difference in people's lives.
Contact Jefferson County Extension
Listed as:
Cooperative Extension
Contact Jefferson County Extension
4618 Broadway
Mount Vernon, IL 62864
Phone: 618-242-0780
Fax: 618-242-0781
Service Area
Services provided in:
- Jefferson County, Illinois