Lakes / Montana / Medicine Lake
Medicine Lake, Sheridan County, Montana
8,931 acres
Surface Area
1,938.48 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Montana
48.46 degrees N, 104.40 degrees W - Sheridan County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Montana Fish, Wildlife & Parks coordinates, not by eye. Schematic - not a survey map.
How Medicine Lake Stacks Up
- Ranks #9 for surface area among the Montana lakes counted so far - 8,931 acres.
- The largest lake in Sheridan County among those counted.
- About 267 miles from Billings, as the crow flies.
- 4 fish species on the FWP list for this lake.
Fish Species
Common CarpFathead MinnowNorthern PikeWhite Sucker
Species recorded for this lake. Presence only - no abundance ratings.
Facts and Figures
Waterbody ID137211977
CountySheridan
Coordinates48.4635, -104.4037
Largest Lakes in Montana
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Fort Peck Lake | Valley | 233,053 acres | - |
| 2 | Flathead Lake | Lake | 122,132 acres | About 380 ft |
| 3 | Canyon Ferry Lake | Broadwater | 32,773 acres | About 170 ft |
| 4 | Lake Koocanusa | Lincoln | 28,723 acres | - |
| 5 | Hungry Horse Reservoir | Flathead | 23,577 acres | - |
Sources: Montana Fish, Wildlife & Parks lake data (ID 137211977). Verified October 30, 2026.