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

November - License Plate Renewal T/U/V/W/X/Y/Z
Sunday, November 1, 2026

Vehicle License plate renewal for vehicle owners with the FIRST letter in their LAST NAME that begins with T or U or V or W or X or Y or Z.

Road Open
Thursday, October 15, 2026

463rd Ave is open for travel, but please drive carefully and be aware of your surroundings as shoulder work is still being completed and there are no pavement markings.

Road Closure
Tuesday, September 29, 2026

463rd Ave between 234th St and 231st St will be closed until further notice.

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