Lakes / South Dakota / Deuel County / Lake Francis
Lake Francis, South Dakota
107.24 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
44.82 degrees N, 96.53 degrees W - Deuel 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 Francis Stacks Up
- Larger than 45% of the 533 lakes counted in South Dakota.
- About 29 miles from Watertown, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Briggs Lake | Deuel | 4.0 mi | 82.29 acres |
| Rush Lake | Deuel | 4.0 mi | 133.93 acres |
| Lone Tree Lake | Deuel | 4.3 mi | 171.24 acres |
| Lake Alice | Deuel | 6.3 mi | 1,058.09 acres |
| Ketchum Lake | Deuel | 6.7 mi | 82.78 acres |
| Lake Oliver | Deuel | 7.6 mi | 150.73 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Francis
How Big Is Lake Francis?
Lake Francis covers 107.24 acres in Deuel County, South Dakota.
What Is the Largest Lake in Deuel County?
Lake Alice is the largest lake in Deuel County, at 1,058.09 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 122850162). Verified October 30, 2026.