Reminder: Yankton County residents that have last names starting with M and N have until July 31, 2025 to renew vehicle registration.

The Yankton County Government Center and all other non-emergency offices in the county will be closed on Friday, July 4th, 2025 in honor of Independence Day.

The Yankton County Highway Department will begin their summer hours on Monday, April 07, 2025 and will run until further notice.

Summer hours are Monday through Thursday 6:30am to 5:00pm.