Yankton County Treasurer's Office
The Treasurer's Office is located on the first floor of the Yankton County Government Center building, in the northeast corner.
Hours of Operation:
Monday through Friday
9:00am to 5:00pm
Title Transfer Hours:
9:00am to 4:00pm
Phone:
(605) 260-4400 Opt. 7
Fax:
(605) 260-4491
Address:
321 West 3rd St. Suite 107
Yankton, SD 57078
Services provided by the Treasurer's Office:
- Vehicle Licensing
- Property Tax Payments
- Title Transfers
Important Information to Know
In accordance with the Federal Driver's Policy Protection Act of 1994 and South Dakota Codified Laws 32-5-144 through 32-5-155, proof of ownership and a government issued photo identification card must be provided for all motor transactions.
Please bring proof of ownership when renewing. This can be in the form of the following:
- Postcard/email renewal from the Department of Motor Vehicles
- Title(s)
- Registration(s)
- License plate number(s)
Reminder: Yankton County residents that have last name starting with T, U, V, W, X Y and Z, have until November 30, 2026 to renew vehicle registration.
Important Dates to Know
- April 30th
1st Half of Property Taxes DUE
- October 31st
2nd Half of Property Taxes DUE
Reminder: Per SDCL 10-21-23: If the last day of April or October falls on a Saturday or Sunday, the tax is due and payable on the last working day of that month. The tax payment shall either be received in the office on the last working day or the tax payment shall be postmarked by the last day before the taxes become delinquent.