Departments

Yankton County Sheriff's Office

The Sheriff's Office is located on the first floor of the Yankton County Courthouse and Safety Center building at 410 Walnut Street. Use the entrance on the south side of the building.

Phone:

(605) 668-3567

Fax:

(605) 260-2780

Address:

410 Walnut Street
Yankton, SD 57078

You can visit the Yankton County Sheriff's website for more information.

Preston Crissey

Yankton County Sheriff

Announcements

Yankton County Treasurer

Tuesday, October 1, 2024

A reminder to all residents that the second half of property taxes is due by October 31st. There are several convenient ways to pay. You can pay in person, by mail, by our secure drop boxes 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

Tuesday, October 1, 2024

The Yankton County Government Center and all other non-emergency offices in the county will be closed on Monday, October 14th, 2024 in observance of Native American Day.

Yankton County Auditor

Friday, August 23, 2024

To read more about the General Election ballot questions, you can click here

Yankton County Highway Department

Tuesday, April 2, 2024

The Yankton County Highway Department will begin their summer hours on Monday, April 02, 2024 and will run until further notice.

Summer hours are Monday through Thursday 6:30am-5:00pm.

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, & Sundays