Lakes / South Dakota / Harding County / Lake Gardner
Lake Gardner, South Dakota
191.01 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
45.61 degrees N, 103.62 degrees W - Harding 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 Gardner Stacks Up
- Larger than 63% of the 533 lakes counted in South Dakota.
- The largest lake in Harding County among those counted.
- About 107 miles from Rapid City, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Leger Dam | Harding | 22 mi | 66.97 acres |
| Beermug Lake | Harding | 23 mi | 34.35 acres |
| White Hill Dam | Perkins | 34 mi | 41.51 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Gardner
How Big Is Lake Gardner?
Lake Gardner covers 191.01 acres in Harding County, South Dakota.
What Is the Largest Lake in Harding County?
Lake Gardner is the largest lake in Harding County, at 191.01 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 131721911). Verified October 30, 2026.