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Lakes / Montana / Tom Tom Lake

Tom Tom Lake, Montana

11 acres
Surface Area
5,835.12 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Montana

BillingsMissoulaTom Tom LakeFlathead Co.

48.07 degrees N, 113.87 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 Tom Tom Lake Stacks Up

Fish Species

Westslope Cutthroat TroutYellowstone Cutthroat Trout

Species recorded for this lake. Presence only - no abundance ratings.

Facts and Figures

Waterbody ID61139933
CountyFlathead
Coordinates48.0688, -113.8655

Largest Lakes in Montana

#LakeCountySurface AreaMax Depth
1Fort Peck LakeValley233,053 acres-
2Flathead LakeLake122,132 acresAbout 380 ft
3Canyon Ferry LakeBroadwater32,773 acresAbout 170 ft
4Lake KoocanusaLincoln28,723 acres-
5Hungry Horse ReservoirFlathead23,577 acres-
Sources: Montana Fish, Wildlife & Parks lake data (ID 61139933). Verified October 30, 2026.