Guano Lake, Florida
982 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Florida
30.06 degrees N, 81.34 degrees W - St. Johns County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Florida FWC coordinates, not by eye. Schematic - not a survey map.
How Guano Lake Stacks Up
- The largest lake in St. Johns County among those counted.
- About 27 miles from Jacksonville, as the crow flies.
Facts and Figures
Waterbody ID308374
CountySt. Johns
Lake TypeLake
Coordinates30.0584, -81.3372
Deepest Natural Lakes in Florida
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Crooked Lake | Polk | 5,040 acres | 38 ft |
| 2 | Alligator Lake | Columbia | 800 acres | 35 ft |
| 3 | Lake Butler | Orange | 1,589 acres | 34 ft |
| 4 | Lake Conway | Orange | 1,080 acres | 33 ft |
| 5 | Lake Tibet | Orange | 1,071 acres | 33 ft |
Largest Lakes in Florida
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Okeechobee | Palm Beach, Glades, Okeechobee, Martin, Hendry | 467,200 acres | - |
| 2 | Lake George | Volusia, Putnam, Lake, Marion | 46,000 acres | - |
| 3 | Lake Seminole | Jackson, Gadsden | 37,500 acres | 35 ft |
| 4 | Lake Kissimmee | Osceola | 34,948 acres | 17 ft |
| 5 | Lake Apopka | Orange, Lake | 30,408 acres | - |
Sources: Florida FWC lake data (ID 308374); USGS. Verified October 30, 2026.