Lakes / Montana / Hungry Horse Reservoir
Hungry Horse Reservoir, Montana
23,577 acres
Surface Area
3,558.8 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Montana
48.20 degrees N, 113.80 degrees W - Flathead 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 Hungry Horse Reservoir Stacks Up
- Ranks #5 for surface area among the Montana lakes counted so far - 23,577 acres.
- The largest lake in Flathead County among those counted.
- About 24 miles from Kalispell, as the crow flies.
- 8 fish species on the FWP list for this lake.
Fish Species
Bull TroutLargescale SuckerLongnose SuckerMountain WhitefishNorthern Pike MinnowPygmy WhitefishWestslope Cutthroat TroutWestslope X Rainbow
Species recorded for this lake. Presence only - no abundance ratings.
Facts and Figures
Waterbody ID61140001
CountyFlathead
Coordinates48.2011, -113.7987
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 61140001). Verified October 30, 2026.