Contact Information
Main Office
Address:
Lake County Highway Dept.
1001 SW 4th Street
Madison SD 57042
Phone:
605-256-7607
Phone Line 2:
605-256-7608
Office Hours:
6:00 am - 4:30 pm
Monday - Thursday (excluding Holidays)
Notice:
Permits will be processed within 2 business days.
Announcements
Plat Deadline 6/2/25
Tuesday, May 20, 2025
Complete Plats due for the 6/17/25 Meeting
Offices Closed 5/26/25
Monday, May 19, 2025
County offices will be closed on Monday, May 26, in observance of Memorial Day
May - License Plate Renewal H/I/O
Thursday, May 1, 2025
Vehicle License plate renewal for vehicle owners with the FIRST letter in their LAST NAME that begins with H or I or O.