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, April 15, 2026

Please click here to read the press release about absentee voting

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

Yankton County Treasurer

Tuesday, March 31, 2026

A reminder to all residents that the first half of property taxes is due by April 30th. There are several convenient ways to pay. You can pay in person, by mail, by our secure drop box or you can pay on-line. For more information please see the Treasurer's page under the Departments tab or call our office.

Yankton County Treasurer

Monday, March 30, 2026

Note: Due to new USPS regulations, mail may not be post marked on the day it was dropped off at the facility, potentially days later. Please keep this in mind when mailing your payments, so they are received in our office with a postmark date before the deadline, April 30th.

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

Frequently Asked Questions

Frequently Asked Questions

Where can I register to vote?

Where do I send moving permit forms to?

Where do I get a birth certificate?

Where do I get a Marriage License?

Where do I pay my property taxes?

Which department handles registration and titles of vehicles?

Announcements

Yankton County YouTube Channel