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Lakes / Montana / Thunder Lake

Thunder Lake, Montana

4 acres
Surface Area
8,196.72 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Montana

BillingsMissoulaThunder LakePark Co.

46.03 degrees N, 110.29 degrees W - Park 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 Thunder Lake Stacks Up

Fish Species

Rainbow Trout

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

Facts and Figures

Waterbody ID{ADC213B9-571A-4ADC-A1B7-44F0B1627EEB}
CountyPark
Coordinates46.0337, -110.2860

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 {ADC213B9-571A-4ADC-A1B7-44F0B1627EEB}). Verified October 30, 2026.