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

Possible Quorum
Wednesday, October 21, 2020

There will be a possible quorum of the Yankton County Commissioners and the Yankton County Planning Commissioners on Monday, October 26, 2020 at the Yankton Archery Center for the Farm Forum Event at 7:00 pm. The public is welcome to attend.

Yankton County
Friday, October 9, 2020

There will be a Drainage Commission Meeting on Tuesday, October 27, 2020 at 7:00 pm in the Commission Meeting Room. To learn more about this meeting and what it will be about CLICK HERE.

Press Release
Thursday, September 3, 2020

The Yankton County Office of Emergency Management has issued a press release regarding the measures that Yankton County is taking to keep the staff and public safe during the COVID-19 pandemic and due to the increasing number of cases in our community. To read the press release CLICK HERE.

Highway Department Hours
Wednesday, May 20, 2020

We are currently in our Summer Hours, which are 6:30am thru 5:00pm Monday thru Thursday.

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 © 2020. Developed by Intuvio Solutions.