Lakes / Indiana / Adams County / Rainbow Lake
Rainbow Lake, Indiana
49.26 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Indiana
40.60 degrees N, 84.95 degrees W - Adams 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 Rainbow Lake Stacks Up
- Larger than 38% of the 425 lakes counted in Indiana.
- About 34 miles from Fort Wayne, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Huntington Lake | Huntington | 31 mi | 297.91 acres |
| Clair Lake | Huntington | 34 mi | 42.21 acres |
| Wagner Lake | Grant | 37 mi | 32.44 acres |
| Salamonie Lake | Huntington | 37 mi | 2,874.49 acres |
| Prairie Creek Reservoir | Delaware | 38 mi | 1,257.46 acres |
| Lake Everett | Allen | 43 mi | 44.17 acres |
Straight-line distance between lake centers.
Facts and Figures
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 37609093). Verified October 30, 2026.