About Lake County, South Dakota
The government of Lake County, South Dakota is composed of a Board of County Commissioners, which is the legislative body of the county. The Board of County Commissioners is responsible for setting the county budget, levying taxes, and making laws and regulations for the county. The Board of County Commissioners is composed of five members, each elected from one of the five districts in the county.
The county seat of Lake County is Madison, South Dakota. The county has a population of 10,945, as of the 2020 census. The median household income is $50,945, and the median home value is $139,400.
Emergency & Safety
EMERGENCY: 911
Sheriff Non-Emergency
Emergency Alert System
FEMA Disaster Resources
DHS Threat Level LOW
Frequently Asked Questions
How do I request public records in Lake?
Contact the Lake County Clerk-Recorder's office for public records requests. Requirements vary by record type and state law.
What court records are available online?
Visit the Lake Superior Court website for online case search and public court records access.
How do I obtain vital records?
Birth, death, and marriage certificates are available through the Lake County Clerk-Recorder or State Vital Records office.
Where can I find property records?
Search property records through the Lake Assessor's office online portal.
Official Government Sources
Lake County Public Records Directory
All links go directly to official Lake government websites.
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