Lakes / Louisiana / St. Mary County
Lakes in St. Mary County, Louisiana
8 lakes counted in St. Mary County - the largest is Sixmile Lake at 3,331.46 acres.
8
Lakes Counted
3,331.46 acres
Largest - Sixmile Lake
St. Mary County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Sixmile Lake | St. Mary | 3,331.46 acres | - |
| 2 | Wax Lake | St. Mary | 720.09 acres | - |
| 3 | Lake Salve | St. Mary | 348.98 acres | - |
| 4 | Bateman Lake | St. Mary | 260.72 acres | - |
| 5 | Mud Lake | St. Mary | 150.29 acres | - |
| 6 | Grand Avoille Cove | St. Mary | 137.95 acres | - |
| 7 | Towhead Lake | St. Mary | 91.56 acres | - |
| 8 | Spanish Lake | St. Mary | 56.62 acres | - |
Sources: Louisiana Department of Wildlife and Fisheries lake data; USGS. Verified October 30, 2026.