Lakes / South Dakota / Marshall County / Ninemile Lake
Ninemile Lake, South Dakota
245.13 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
45.77 degrees N, 97.47 degrees W - Marshall 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 Ninemile Lake Stacks Up
- Larger than 69% of the 533 lakes counted in South Dakota.
- About 54 miles from Aberdeen, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Two Island Lake | Marshall | 0.9 mi | 85.5 acres |
| Stink Slough | Marshall | 1.5 mi | 383.51 acres |
| East Slough | Marshall | 1.6 mi | 99.83 acres |
| Sixmile Lake | Marshall | 1.8 mi | 109.22 acres |
| Little Cottonwood Lake | Marshall | 2.3 mi | 39.29 acres |
| Wise Spirit Lake | Marshall | 2.3 mi | 67.95 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Ninemile Lake
How Big Is Ninemile Lake?
Ninemile Lake covers 245.13 acres in Marshall County, South Dakota.
What Is the Largest Lake in Marshall County?
Buffalo Lakes is the largest lake in Marshall County, at 1,986.48 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 145086742). Verified October 30, 2026.