Frequently Asked Questions

Frequently Asked Questions

Look here for some answers to common questions before having to contact a Yankton County Department. If you are unable to find the answer that you need, check out the corresponding dept page or the Contact page to send us a message.

  • Where can I register to vote?

    Auditor's Office

  • Where do I send moving permit forms to?

    Highway Department, 3302 W City Limits Road, Yankton SD 57078

  • Where do I get a birth certificate?

    Register of Deeds

  • Where do I get a Marriage License?

    Register of Deeds

  • Where do I pay my property taxes?

    Treasurer's Office

  • Which department handles registration and titles of vehicles?

    Treasurer's Office

Announcements

Yankton County Auditor
Wednesday, June 10, 2026

The last day to make any changes to your voter registration or to register to vote is Monday, July 13th by 5pm. If you would like to make any changes or to check out your current status please give our office a call or stop by.

Yankton County Treasurer
Monday, June 1, 2026

Reminder: Yankton County residents that have last names starting with K and L have until June 30, 2026 to renew vehicle registration.
Yankton County
Monday, June 1, 2026

The Yankton County Government Center and all other non-emergency offices in Yankton County will be closed on Friday, June 19th, 2026 in observance of Juneteenth.
Yankton County Highway Department
Wednesday, April 1, 2026

The Yankton County Weed Department would like to remind that Yankton County landowners are required to control noxious weeds on their property. The Weed Department will begin their inspections on May 1, 2026.

To learn more information, please click here

Main Phone:
(605) 260-4400

Address:
321 West 3rd Street, Suite 100 Yankton, SD 57078

Office Hours:
9:00am - 5:00pm CST, Monday-Friday
Closed on Holidays, Saturdays, & Sundays

Yankton County YouTube Channel

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