Lakes / South Dakota / Perkins County / Lemmon Lake
Lemmon Lake, South Dakota
166.8 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
45.78 degrees N, 102.02 degrees W - Perkins 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 Lemmon Lake Stacks Up
- Larger than 58% of the 533 lakes counted in South Dakota.
- About 127 miles from Pierre, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Flat Creek Lake | Perkins | 7.7 mi | 161.36 acres |
| Shadehill Reservoir | Perkins | 12 mi | 3,801.22 acres |
| Morristown Lake | Corson | 16 mi | 108.48 acres |
| Morristown East Lake | Corson | 21 mi | 100.32 acres |
| Mallard Lake | Corson | 26 mi | 45.96 acres |
| Owen Lake | Perkins | 29 mi | 136.4 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lemmon Lake
How Big Is Lemmon Lake?
Lemmon Lake covers 166.8 acres in Perkins County, South Dakota.
What Is the Largest Lake in Perkins County?
Shadehill Reservoir is the largest lake in Perkins County, at 3,801.22 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 143227362). Verified October 30, 2026.