Placid Lake, Montana
1,212 acres
Surface Area
About 93 ft
Max Depth (Approximate)
4,149.2 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Montana
47.12 degrees N, 113.53 degrees W - Missoula 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.
Depth Profile - Placid Lake
Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map. Max depth is approximate, from state bathymetry.
How Placid Lake Stacks Up
- The largest lake in Missoula County among those counted.
- About 28 miles from Missoula, as the crow flies.
- 13 fish species on the FWP list for this lake.
Fish Species
Brown TroutBull TroutKokaneeLargemouth BassLargescale SuckerLongnose SuckerMountain WhitefishNorthern Pike MinnowPeamouthPumpkinseedRainbow TroutWestslope Cutthroat TroutYellow Perch
Species recorded for this lake. Presence only - no abundance ratings.
Facts and Figures
Waterbody ID59491559
CountyMissoula
Coordinates47.1187, -113.5253
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 59491559); Washington Dept. of Ecology bathymetry (approximate max depth). Verified October 30, 2026.