Lake County Map, South Dakota

Written and Fact-checked by , Reviewed by | Last Updated On: May 11, 2026

Map of Lake County - Lake County is a county located in the U.S. state of South Dakota. Lake County Map showing cities, highways, important places and water bodies. Get Where is Lake County located in the map, major cities in Lake county, population, areas, and places of interest.

Map of Lake County, South Dakota

Map of Lake County, South Dakota

About Lake County Map, South Dakota: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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About Lake County, South Dakota

Lake County is a county located in the U.S. state of South Dakota. It's county seat is Madison. As per 2020 census, the population of Lake County is 10851 people and population density is square miles. According to the United States Census Bureau, the county has a total area of 563 sq mi (1,458 km2). Lake County was established on 1873.

Lake County Facts

ContinentNorth America
CountryUnited States
StateSouth Dakota
County SeatMadison
Largest City/TownMadison
Established1873
Total Area575 sq mi (1,489 sq km)
Land Area563 sq mi (1,458 sq km)
Water Area12 sq mi (31 sq km)
Population11,059 (Census 2020)
Population Density19.6 people per sq mi
Time ZoneCentral Time Zone (CT)
Major HighwaysInterstate 29, SD 34, SD 19
Major RiversBig Sioux River nearby
Neighboring CountiesBrookings County, Moody County, Minnehaha County, McCook County, Miner County, Kingsbury County
Famous ForMadison, Dakota State University, lakes and recreation, agriculture
Top AttractionsDakota State University, Lake Herman State Park, Madison attractions, fishing and camping areas
Official WebsiteOfficial Website

About Lake County, South Dakota

Lake County is located in eastern South Dakota in the United States and was established in 1873. The county seat and largest city is Madison. The county is known for Dakota State University, scenic lakes, outdoor recreation, and strong agricultural traditions.

Cities and Towns in Lake County, South Dakota

City/TownPopulation (Census 2020)Latitude & Longitude
Madison (county seat)6,19144.0061°N, 97.1151°W
Wentworth17143.9853°N, 97.1276°W
Ramona17444.1219°N, 97.2217°W
Rutland29443.7294°N, 96.9556°W
Chester nearby26243.8986°N, 96.9161°W
Winfred nearby5543.9594°N, 97.3664°W

Golf Courses in Lake County, South Dakota

Golf CourseLocationLatitude & Longitude
Madison Country ClubMadison44.0108°N, 97.1217°W
Lakeview Municipal Golf Course nearbyDell Rapids43.8242°N, 96.7078°W
Brookings Country Club nearbyBrookings44.3006°N, 96.7889°W
Spring Creek Golf Course nearbyHarrisburg43.4418°N, 96.6944°W

Roads and Highways in Lake County, South Dakota

Major highways connect the county to eastern South Dakota communities, university facilities, and recreation destinations.

  • Interstate 29 - major north-south interstate highway through eastern South Dakota
  • South Dakota Highway 34 - regional east-west roadway linking local communities
  • South Dakota Highway 19 - north-south route serving Madison and nearby towns

What are Neighboring Counties of Lake County

  • Brookings County (north)
  • Moody County (east)
  • Minnehaha County (south)
  • McCook County (southwest)
  • Miner County (west)
  • Kingsbury County (northwest)

What are the Top Attractions in Lake County, South Dakota

The county offers a mix of university culture, lake recreation, and scenic prairie attractions.

  • Dakota State University - nationally recognized university and technology-focused campus in Madison
  • Lake Herman State Park - camping, fishing, hiking, boating, and outdoor recreation
  • Madison attractions - shopping, restaurants, museums, and entertainment venues
  • Fishing and camping areas - recreation opportunities around area lakes
  • Madison Country Club - golf and recreation facility
  • Lake Madison recreation area - boating, swimming, and lakeside recreation
  • Prairie scenic drives - rolling farmland and lake landscapes
  • Birdwatching and wildlife viewing - wetland habitats and migratory bird destinations
  • Historic downtown Madison - local culture and preserved architecture
  • Camping and RV parks throughout the county - family outdoor recreation destinations
  • Regional fairs and festivals - celebrating agriculture, education, and community traditions
  • Photography and sunset viewing across prairie lakes - scenic outdoor experiences
  • Winter ice fishing and snowmobiling - seasonal outdoor activities
  • Sports and university events - college athletics and community entertainment

What is the Distance from Lake County to Nearby Cities

The following distances are measured by road (driving).

  • Madison to Brookings (Brookings County), South Dakota - 34 mi (55 km)
  • Madison to Sioux Falls (Minnehaha County), South Dakota - 51 mi (82 km)
  • Madison to Watertown (Codington County), South Dakota - 70 mi (113 km)
  • Madison to Huron (Beadle County), South Dakota - 88 mi (142 km)
  • Madison to Fargo (Cass County), North Dakota - 196 mi (315 km)
  • Madison to Minneapolis (Hennepin County), Minnesota - 233 mi (375 km)
  • Madison to Pierre (Hughes County), South Dakota - 215 mi (346 km)
  • Madison to Omaha (Douglas County), Nebraska - 213 mi (343 km)
  • Madison to Rapid City (Pennington County), South Dakota - 423 mi (681 km)
  • Madison to Bismarck (Burleigh County), North Dakota - 334 mi (538 km)
  • Madison to Kansas City (Jackson County), Missouri - 436 mi (702 km)
  • Madison to Denver (Denver County), Colorado - 646 mi (1,040 km)

FAQs about Lake County

Where is Lake County located?

Lake County is located in eastern South Dakota near Interstate 29 and the prairie lakes region.

What is the population of Lake County?

Lake County had a population of 11,059 according to the 2020 United States Census.

What is Lake County known for?

Lake County is known for Dakota State University, scenic lakes, agriculture, and outdoor recreation.

What are the major highways in Lake County?

The major highways include Interstate 29, South Dakota Highway 34, and South Dakota Highway 19.

Are there golf courses in Lake County?

Yes, Lake County has golf facilities including Madison Country Club and nearby regional golf courses.

References

  1. QuickFacts - U.S. Census Bureau
  2. United States Census Bureau
  3. United States Geological Survey (USGS)
  4. National Geodetic Survey
  5. Official Website