Lakes / South Dakota / Union County / Lake Nixon
Lake Nixon, South Dakota
43.74 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
42.81 degrees N, 96.61 degrees W - Union 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 Lake Nixon Stacks Up
- Larger than 13% of the 533 lakes counted in South Dakota.
- About 51 miles from Sioux Falls, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Burbank Lake | Union | 12 mi | 34.59 acres |
| McCook Lake | Union | 19 mi | 190.77 acres |
| Marindahl Lake | Yankton | 37 mi | 106.5 acres |
| Swan Lake | Turner | 38 mi | 181.87 acres |
| Mud Lake | Turner | 40 mi | 174.21 acres |
| Lake Alvin | Lincoln | 43 mi | 98.35 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Nixon
How Big Is Lake Nixon?
Lake Nixon covers 43.74 acres in Union County, South Dakota.
What Is the Largest Lake in Union County?
McCook Lake is the largest lake in Union County, at 190.77 acres.
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 130998210). Verified October 30, 2026.