Lakes / Louisiana / St. Tammany County
Lakes in St. Tammany County, Louisiana
9 lakes counted in St. Tammany County - the largest is North Pass at 1,918.57 acres.
9
Lakes Counted
1,918.57 acres
Largest - North Pass
St. Tammany County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | North Pass | St. Tammany | 1,918.57 acres | - |
| 2 | Bayou Des Mats | St. Tammany | 1,614.46 acres | - |
| 3 | Grand Lagoon | St. Tammany | 583.45 acres | - |
| 4 | Lake Ramsay | St. Tammany | 358.97 acres | - |
| 5 | Little Lagoon | St. Tammany | 181.41 acres | - |
| 6 | Goodyears Pond | St. Tammany | 137.48 acres | - |
| 7 | Double Bayou Lagoon | St. Tammany | 102.35 acres | - |
| 8 | Becky Lake | St. Tammany | 46.27 acres | - |
| 9 | Stump Lagoon | St. Tammany | 35.41 acres | - |
Sources: Louisiana Department of Wildlife and Fisheries lake data; USGS. Verified October 30, 2026.