Lakes / Indiana / St. Joseph County / Mud Lake
Mud Lake, St. Joseph County, Indiana
158.83 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Indiana
41.75 degrees N, 86.37 degrees W - St. Joseph 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 78% of the 425 lakes counted in Indiana.
- About 8 miles from South Bend, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| South Clear Lake | St. Joseph | 0.5 mi | 57.7 acres |
| Twin Lakes | St. Joseph | 0.9 mi | 35.03 acres |
| North Chain Lake | St. Joseph | 3.6 mi | 86.04 acres |
| South Chain Lake | St. Joseph | 4.6 mi | 95.33 acres |
| Pinhook Lake | St. Joseph | 5.7 mi | 32.25 acres |
| Chamberlain Lake | St. Joseph | 6.6 mi | 28.16 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Mud Lake
How Big Is Mud Lake?
Mud Lake covers 158.83 acres in St. Joseph County, Indiana.
What Is the Largest Lake in St. Joseph County?
Worster Lake is the largest lake in St. Joseph County, at 336.95 acres.
Largest Lakes in Indiana
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Monroe Lake | Monroe | 11,112.45 acres | - |
| 2 | Patoka Lake | Orange | 9,120.83 acres | - |
| 3 | Brookville Lake | Franklin | 4,364.22 acres | - |
| 4 | Lake Wawasee | Kosciusko | 3,426.28 acres | - |
| 5 | Broad Pond | Gibson | 2,941.52 acres | - |
All 425 Indiana lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 123165459). Verified October 30, 2026.