Lakes / Louisiana / Cameron County / Blackfish Lake
Blackfish Lake, Louisiana
378.77 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Louisiana
29.85 degrees N, 92.62 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 Blackfish Lake Stacks Up
- Larger than 68% of the 664 lakes counted in Louisiana.
- About 44 miles from Lake Charles, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Blackfish Bay | Cameron | 1.4 mi | 96.86 acres |
| Round Lake | Cameron | 1.6 mi | 271.99 acres |
| Devils Lake | Cameron | 1.7 mi | 67.01 acres |
| Lake Le Bleu | Vermilion | 2.3 mi | 310.05 acres |
| Snake Lake | Cameron | 2.6 mi | 238.94 acres |
| Collicon Lake | Cameron | 2.8 mi | 2,788.94 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Blackfish Lake
How Big Is Blackfish Lake?
Blackfish Lake covers 378.77 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 {17B98320-E721-451F-AFA0-691BE1648EF8}). Verified October 30, 2026.