Lakes / South Dakota / Turner County / Swan Lake
Swan Lake, Turner County, South Dakota
181.87 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
43.22 degrees N, 97.10 degrees W - Turner County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Swan Lake Stacks Up
- Larger than 61% of the 533 lakes counted in South Dakota.
- The largest lake in Turner County among those counted.
- About 29 miles from Sioux Falls, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Mud Lake | Turner | 6.0 mi | 174.21 acres |
| Marindahl Lake | Yankton | 14 mi | 106.5 acres |
| Silver Lake | Hutchinson | 22 mi | 395.62 acres |
| Beaver Lake | Yankton | 22 mi | 125.78 acres |
| Wall Lake | Minnehaha | 23 mi | 215.04 acres |
| Fensterman Slough | Minnehaha | 24 mi | 158.39 acres |
Straight-line distance between lake centers.
Facts and Figures
Largest Lakes in South Dakota
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Oahe | Dewey | 309,912.57 acres | - |
| 2 | Lake Francis Case | Charles Mix | 82,166.92 acres | - |
| 3 | Lake Sharpe | Hughes | 58,419.67 acres | - |
| 4 | Lewis and Clark Lake | Bon Homme | 25,141.99 acres | - |
| 5 | Lake Thompson | Kingsbury | 13,887.93 acres | - |
All 533 South Dakota lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 123217221). Verified October 30, 2026.