Lakes / Illinois / Gallatin County / Mud Lake
Mud Lake, Illinois
36.08 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
37.60 degrees N, 88.16 degrees W - Gallatin 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 Mud Lake Stacks Up
- Larger than 21% of the 511 lakes counted in Illinois.
- About 58 miles from Carbondale, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Pounds Lake | Gallatin | 6.1 mi | 26.61 acres |
| Eagle Number 1 Fresh Water Lake | Gallatin | 6.3 mi | 63.07 acres |
| Fish Lake | Gallatin | 9.7 mi | 51.32 acres |
| Big Lake | Gallatin | 9.7 mi | 91.52 acres |
| Round Pond | Gallatin | 11 mi | 70.66 acres |
| Fehrer Lake | Gallatin | 12 mi | 26.37 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Mud Lake
How Big Is Mud Lake?
Mud Lake covers 36.08 acres in Gallatin County, Illinois.
What Is the Largest Lake in Gallatin County?
Big Lake is the largest lake in Gallatin County, at 91.52 acres.
Largest Lakes in Illinois
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Carlyle Lake | Clinton | 22,796.77 acres | - |
| 2 | Mine Number 21 Reservoir | Franklin | 17,062.04 acres | - |
| 3 | Upper Peoria Lake | Woodford | 15,460.64 acres | - |
| 4 | Lake Shelbyville | Shelby | 10,235.1 acres | - |
| 5 | Crab Orchard Lake | Williamson | 7,292.57 acres | - |
All 511 Illinois lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 40199100). Verified October 30, 2026.