Lakes / Alabama / St. Clair County / Logan Martin Lake
Logan Martin Lake, Alabama
16,686.29 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alabama
33.55 degrees N, 86.23 degrees W - St. Clair County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Logan Martin Lake Stacks Up
- Ranks #7 for surface area among the Alabama lakes counted so far - 16,686.29 acres.
- The largest lake in St. Clair County among those counted.
- About 33 miles from Birmingham, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Brooks Lake | Talladega | 11 mi | 60.05 acres |
| Cone Reservoir | Calhoun | 14 mi | 32.37 acres |
| Lake Joyce | St. Clair | 15 mi | 34.35 acres |
| Hillhouse Lake | St. Clair | 15 mi | 29.9 acres |
| Baggetts Lake | Shelby | 16 mi | 38.3 acres |
| Springville Sportsmen Lake | St. Clair | 16 mi | 44.23 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Logan Martin Lake
How Big Is Logan Martin Lake?
Logan Martin Lake covers 16,686.29 acres in St. Clair County, Alabama.
What Is the Largest Lake in St. Clair County?
Logan Martin Lake is the largest lake in St. Clair County, at 16,686.29 acres.
Largest Lakes in Alabama
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Guntersville Lake | Jackson | 65,603.24 acres | - |
| 2 | Wheeler Lake | Limestone | 52,372.46 acres | - |
| 3 | Martin Lake | Tallapoosa | 40,186.87 acres | - |
| 4 | Pickwick Lake | Lauderdale | 34,469.69 acres | - |
| 5 | Weiss Lake | Cherokee | 25,519.1 acres | - |
All 371 Alabama lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 89504899). Verified October 30, 2026.