Towns & Cities

The Place We Call Home

Yankton County, established in 1862, is located along the southern border of South Dakota along the Missouri River. The county encompasses a total area of 533 square miles with a population of 22,684 (2014 US Census estimate).

The primary industries in the county are agriculture, manufacturing, and services.

The county seat is located in the largest city in the county - Yankton (population 14,552).

Our Cities and Towns

Announcements

Yankton County
Wednesday, March 15, 2023

Yankton County Commission is accepting applications for two positions on the Yankton County Planning Commission. The Planning Commission meets the second Tuesday of the month to review applications in accordance with the Yankton County Zoning Ordinance and provide recommendations/findings to the Yankton County Commission/Board of Adjustment. There may be other special meetings as assigned. These will be three year terms April 2026.

Yankton County
Wednesday, March 15, 2023

Those who want to be considered for an appointment are asked to submit a written statement describing their background to email address: gary@co.yankton.sd.us or Yankton County Planning & Zoning, 321 West 3rd Street #209, Yankton, S.D. 57078. All applications will be submitted to the Yankton County Commissioners for review and selection on April 4, 2023.
All applications must be received by 5:00 p.m., Monday, March 27, 2023.

Yankton County Treasurer's Office
Thursday, March 2, 2023

Reminder:
The Elderly & Disabled Tax Assessment Freeze Application is due by April 1st, 2023. If you have any questions, please contact our office for more information.

Yankton County Treasurer's Office
Thursday, March 2, 2023

Reminder:
Yankton County residents that have last names starting with F, G and J have until March 31, 2023 to renew vehicle registration.

Yankton County Highway Department
Sunday, November 20, 2022

The Yankton County Highway Department will begin their winter hours on Monday, November 21, 2022 and will run until further notice.

Winter hours are Monday through Friday 6:45am-3:00pm.

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, & Sunday

Yankton County © 2023. Developed by Intuvio Solutions.