The Lake County State's Attorney serves the citizens of our county and of South Dakota as the chief prosecutor of adult and juvenile crimes occurring in Lake County. The office is committed to helping to preserve the quality of life and low crime rates enjoyed by those who reside in South Dakota.

While the principal responsibility of the office is the prosecution of adult and juvenile crime, the office has the duty of protecting children who may be living in abusive or neglectful homes. Additionally, the office is responsible for providing legal advice and representation to the Board of Commissioners for the county and other elected and appointed department heads and staff.

Staff

Aaron McGowan

State's Attorney Send an Email

Jennie Thompson

Paralegal Send an Email

April Lund

Victim / Witness and Legal Assistant Send an Email

Contact Information

Main Office

Address:
Lake County States Attorney
200 E Center St
Madison SD 57042

Phone:
605-256-7630
Fax:
605-256-7632

Announcements

Transportation Plan Meeting
Wednesday, September 10, 2025

Public Meeting by the Board of County Commissioners to discuss and receive public input on the development of the Lake County Five Year County Highway and Bridge Plan (Transportation Plan). The meeting will be September 23, 2025 at 10 a.m. in the Commission Chambers at the Lake County Courthouse.

Plat Deadline 9/22
Tuesday, September 9, 2025

Complete Plats due for the 10/7/25 meeting

September - License Plate Renewal S
Monday, September 1, 2025

Vehicle License plate renewal for vehicle owners with the FIRST letter in their LAST NAME that begins with S.

CUP/Variance Deadline 9/15
Tuesday, August 26, 2025

Complete applications due for the 10/7/25 meeting

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