Photo Credit: Nancy Hall Photography

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

Emergency Management - Full Scale Exercise
Tuesday, August 7, 2018

There will be a full scale exercise conducted on September 22, 2018. For more details click here
Weed & Pest Department - Mosquito Fogging In the City of Yankton dates
Thursday, July 26, 2018

We will be doing the mosquito fogging in Yankton on: August 20th - S of 21st, W of 81, August 21st - N of 21st, August 27th - S of 21st & E of 81. August 15th - Riverside Park. Fogging starts around sunset until the section is complete, usually around midnight.
Yankton County Weed Dept - Noxious Weeds MUST Be Controlled
Tuesday, May 1, 2018

Weed Department announces that they will be begin inspections on May 1, 2018 for noxious weeds.

Highway Department Hours
Monday, April 30, 2018

We are currently in our Summer Hours, which are 6:30am thru 5:00pm Monday thru Thursday.
Highway Department - 2018 Projects
Wednesday, April 11, 2018

We now have an interactive map located under the Highway Department's Quick Links showing 2018 Projects for both the County and the City.
Highway Department - Signage Project
Monday, March 19, 2018

Replacement of E911 Address signs will begin approximately March 28th. This project is SD DOT Grant Funded and contractor appointed. The contractor states they will begin on the west half of Yankton County.
2018 Calendar
Monday, January 1, 2018

2018 Calendar
EMS - CPR Classes
Monday, January 1, 2018

CPR Classes for 2018
Yankton County Emergency Management
Monday, January 1, 2018

You can text YCOEM to 85511 to receive up to date emergency information.
Yankton County Commission Meeting Policy & Form
Thursday, November 23, 2017

Click here for the form
Click here for policy

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 © 2018. Developed by Intuvio Solutions.