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

LOAD LIMITS - EFFECTIVE 3/6/25
Thursday, February 26, 2026

Seasonal Load Limits will be effective on 02/26/26 due to the unusual warm weather conditions. Full notice can be found under the Public Notices page

Drivers Exam closed
Monday, February 23, 2026

Due to staffing, the drivers exam, located at the 4-H grounds, is closed until further notice

PUBLIC SNOW REMOVAL NOTICE
Friday, February 20, 2026

NOTICE: An individual who plows snow from a driveway onto a public road, or plows snow from a driveway across a public road piling it in the ditch, may be in violation of a SD law that prohibits dumping on or within highway right-of-ways. Intentional dumping on a highway right-of-way is a Class 1 misdemeanor. This may also be a violation of a SD law that prohibits the destruction of a highway grade or ditch, which is a Class 2 misdemeanor.

Plat Deadline 3/3/2026
Tuesday, February 17, 2026

Complete Plats due for 3/17/2026 meeting

CUP/Variance Deadline 2/9/2026
Tuesday, February 3, 2026

CUP/Variance Applications due for consideration on March 3rd Meeting

Plat deadline 3/16/2026
Tuesday, February 3, 2026

Complete Plats due for 4/7/2026 meeting

February - License Plate Renewal C/D/E
Sunday, February 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.

February Renewals-C,D,E
Sunday, February 1, 2026

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

CUP/Variance Deadline 3/23/2026
Tuesday, January 13, 2026

Complete applications due for the 4/21/26 Meeting

CUP/Variance deadline 3/9/2026
Thursday, January 1, 2026

Complete applications due for 4/7/26 meeting

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