Lakes / South Dakota / Spink County / Cottonwood Lake
Cottonwood Lake, Spink County, South Dakota
1,433.21 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
44.79 degrees N, 98.67 degrees W - Spink 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 Cottonwood Lake Stacks Up
- Larger than 92% of the 533 lakes counted in South Dakota.
- The largest lake in Spink County among those counted.
- About 48 miles from Aberdeen, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Twin Lakes | Spink | 6.9 mi | 999.05 acres |
| Mud Lake | Spink | 7.8 mi | 87.48 acres |
| Mud Lake | Spink | 8.1 mi | 407.61 acres |
| Lake Redfield | Spink | 8.3 mi | 242.32 acres |
| Zell Lake | Faulk | 12 mi | 77.59 acres |
| Costigan Slough | Hand | 16 mi | 76.11 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Cottonwood Lake
How Big Is Cottonwood Lake?
Cottonwood Lake covers 1,433.21 acres in Spink County, South Dakota.
What Is the Largest Lake in Spink County?
Cottonwood Lake is the largest lake in Spink County, at 1,433.21 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 142195779). Verified October 30, 2026.