Lakes / Indiana / Starke County / Koontz Lake
Koontz Lake, Indiana
339.49 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Indiana
41.41 degrees N, 86.47 degrees W - Starke 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 Koontz Lake Stacks Up
- Larger than 88% of the 425 lakes counted in Indiana.
- The largest lake in Starke County among those counted.
- About 21 miles from South Bend, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Gilbert Lake | Marshall | 5.6 mi | 37.1 acres |
| Flat Lake | Marshall | 6.3 mi | 57.1 acres |
| Eagle Lake | Starke | 6.9 mi | 31.83 acres |
| Pretty Lake | Marshall | 8.0 mi | 95.82 acres |
| Lake Latonka Dam | Marshall | 8.7 mi | 88.04 acres |
| Dixon Lake | Marshall | 9.0 mi | 37.04 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Koontz Lake
How Big Is Koontz Lake?
Koontz Lake covers 339.49 acres in Starke County, Indiana.
What Is the Largest Lake in Starke County?
Koontz Lake is the largest lake in Starke County, at 339.49 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 123166364). Verified October 30, 2026.