Lakes / Louisiana / Tensas County / Lake Saint Joseph
Lake Saint Joseph, Louisiana
1,336.26 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Louisiana
32.04 degrees N, 91.19 degrees W - Tensas County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Louisiana Department of Wildlife and Fisheries coordinates, not by eye. Schematic - not a survey map.
How Lake Saint Joseph Stacks Up
- Larger than 85% of the 664 lakes counted in Louisiana.
- About 110 miles from Baton Rouge, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Mud Lake | Tensas | 1.4 mi | 35.97 acres |
| Little Johnson Lake | Tensas | 1.4 mi | 41.37 acres |
| White Oak Lake | Tensas | 1.9 mi | 41.27 acres |
| Blue Hole | Tensas | 2.5 mi | 62.76 acres |
| Johnson Lake | Tensas | 3.7 mi | 83.41 acres |
| Lake Lakanardia | Tensas | 3.7 mi | 224.12 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Saint Joseph
How Big Is Lake Saint Joseph?
Lake Saint Joseph covers 1,336.26 acres in Tensas County, Louisiana.
What Is the Largest Lake in Tensas County?
Brushy Lake is the largest lake in Tensas County, at 2,991.51 acres.
Deepest Natural Lakes in Louisiana
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | False River | Pointe Coupee | 3,212 acres | 65 ft |
| 2 | Vernon Lake | Vernon | 6 acres | 53 ft |
| 3 | Lake Concordia | Concordia | 1,026 acres | 50 ft |
| 4 | Caney Creek Reservoir | Jackson | 4,738 acres | 43 ft |
| 5 | Lake Providence | East Carroll | 1,380 acres | 37 ft |
All 27 Louisiana lakes ranked by depth
Largest Lakes in Louisiana
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Pontchartrain | Jefferson | 407,803.25 acres | - |
| 2 | Toledo Bend Reservoir | Sabine | 181,600 acres | 110 ft |
| 3 | Lake Maurepas | Livingston | 58,308.4 acres | - |
| 4 | Sabine Lake | Cameron | 56,867.74 acres | - |
| 5 | White Lake | Vermilion | 55,913.91 acres | - |
All 664 Louisiana lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID {67E63D89-66C8-45F5-9485-7332D7647437}). Verified October 30, 2026.