Lakes / Louisiana / Pointe Coupee County / Grand Bay
Grand Bay, Pointe Coupee County, Louisiana
62.64 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Louisiana
30.64 degrees N, 91.35 degrees W - Pointe Coupee 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 Grand Bay Stacks Up
- Larger than 25% of the 664 lakes counted in Louisiana.
- About 18 miles from Baton Rouge, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Mitchell Lake | East Feliciana | 4.1 mi | 42.26 acres |
| Grand Lake | West Feliciana | 4.2 mi | 104.77 acres |
| Lake Clause | West Baton Rouge | 5.0 mi | 35.22 acres |
| False River | Pointe Coupee | 6.3 mi | 3,212 acres |
| Gar Pond | West Baton Rouge | 8.3 mi | 270.94 acres |
| Devils Swamp Lake | East Baton Rouge | 9.3 mi | 58.23 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Grand Bay
How Big Is Grand Bay?
Grand Bay covers 62.64 acres in Pointe Coupee County, Louisiana.
What Is the Largest Lake in Pointe Coupee County?
False River is the largest lake in Pointe Coupee County, at 3,212 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 137451214). Verified October 30, 2026.