Lake County Extension Office

Mission: To serve the people through an educational process that helps them improve their lives by applying unbiased, scientific knowledge focused on issues and needs.

Core Values:

  • Responsive: Extension will exceed client expectations in the timeliness and quality of programs and information presented.
  • Excellence: The motivating factor for Extension’s continued growth and improvement will be continued commitment to excellence.
  • Accountable: Relevant and useful data will be gathered and applied to decision-making about organizational changes, allocation of resources, program priorities, staffing patterns, and professional development for Extension personnel.
  • Credible: Extension will address problems and issues with unbiased analysis and research based answers.
  • Respectful: Rather than make decisions for the citizens of South Dakota, Extension will present alternatives and provide assistance in the decision making process.
  • Catalytic: Through cooperative and collaborative partnerships, Extension will help cause change across South Dakota.

Staff

Jennifer Hayford

4-H Advisor

Kim Mathieu

Office Manager and 4-H Assistant Send an Email

Contact Information

Main Office

Address:
Lake County Extension
1000 S Egan Ave
Madison SD 57042

Phone:
605-256-7603

Office Hours:
8:00 am – 12:00 pm and 1:00 pm – 5:00 pm
Monday – Friday (excluding Holidays)

Announcements

Veterans Service Officer - Out of Office
Friday, January 2, 2026

The Lake County Veterans Service Officer will be out of the office January 6-16, 2026.

February - License Plate Renewal C/D/E
Thursday, January 1, 2026

Vehicle License plate renewal for vehicle owners with the FIRST letter in their LAST NAME that beings with C or D or E.

Plat deadline 1/19/26
Thursday, January 1, 2026

Complete Plats due for 2/3/2026 meeting

CUP/Variance deadline 1/12/26
Thursday, January 1, 2026

Complete applications due for 2/3/26 meeting

January - License Plate Renewal A/B
Thursday, January 1, 2026

Vehicle License plate renewal for vehicle owners with the FIRST letter in their LAST NAME that begins with A or B.

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