Lakes / Louisiana / Cameron County / Calcasieu Lake
Calcasieu Lake, Louisiana
45,365.29 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Louisiana
29.93 degrees N, 93.29 degrees W - Cameron 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 Calcasieu Lake Stacks Up
- Ranks #7 for surface area among the Louisiana lakes counted so far - 45,365.29 acres.
- About 21 miles from Lake Charles, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Browns Lake | Cameron | 6.8 mi | 197.36 acres |
| Willow Lake | Cameron | 7.2 mi | 1,310.34 acres |
| Mosquito Lake | Cameron | 7.2 mi | 79.92 acres |
| West Cove | Cameron | 7.5 mi | 9,375.76 acres |
| Brown Lake | Cameron | 8.5 mi | 843.87 acres |
| Blind Lake | Cameron | 8.8 mi | 47.06 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Calcasieu Lake
How Big Is Calcasieu Lake?
Calcasieu Lake covers 45,365.29 acres in Cameron County, Louisiana.
What Is the Largest Lake in Cameron County?
Sabine Lake is the largest lake in Cameron County, at 56,867.74 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 {CF7A2BC9-A5F1-44D2-9425-085B6D6D6063}). Verified October 30, 2026.