Tobacco Root Mountains


Welcome to Madison and Jefferson Counties!

The Madison-Jefferson County Extension office is centrally located in Whitehall. The office is housed inside of the historic Borden's Hotel, a key landmark for the community. 

Extension provides unbiased, research-based university resources to address community needs.

Some services and information our office can provide include:

  • 4-H Information and Enrollment
  • Water Test Kits
  • Plant and Insect Identification
  • Plant Disease Management
  • Forage and Soil Testing
  • Horticulture Resources

For a comprehensive list of publications, please visit the MSU Extension publications webpage.


Upcoming Educational Programs: Here is what we have scheduled for March 2023: Our final Rancher Roundtable in Alder and three estate planning programs in Jefferson County.  See event details below.



Invasive Annual Grasses workshop flyer

estate planning workshop detail