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Lakes / Wyoming / Park County / Lost Lake

Lost Lake, Park County, Wyoming

34 acres
Surface Area
45 ft
Max Depth
16 ft
Average Depth

Where It Sits, and How Deep It Goes

Locator - Wyoming

CheyenneJacksonLost LakePark Co.

44.98 degrees N, 109.71 degrees W - Park County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Wyoming Game and Fish Department coordinates, not by eye. Schematic - not a survey map.

Depth Profile - Lost Lake

0 ft - SurfaceAverage Depth - 16 ftMax Depth - 45 ftA Typical Shallow Lake - Under 20 ft Deep

Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map.

How Lost Lake Stacks Up

Fish Species

Brook Trout

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

Lakes Nearby

LakeCountyDistanceSurface Area
Lake RenoPark1.4 mi107 acres
Lily LakePark2.3 mi42 acres
Granite LakePark2.3 mi263 acres
Little Moose LakePark2.5 mi14 acres
Crazy LakesPark2.7 mi78 acres
Big Moose LakePark2.9 mi81 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID56779077
CountyPark
Coordinates44.9800, -109.7102

Questions About Lost Lake

How Big Is Lost Lake?

Lost Lake covers 34 acres in Park County, Wyoming.

How Deep Is Lost Lake?

Lost Lake reaches 45 ft at its deepest. Its average depth is 16 ft.

What Fish Are in Lost Lake?

The WGFD lists Brook Trout for Lost Lake.

What Is the Largest Lake in Park County?

Buffalo Bill Reservoir is the largest lake in Park County, at 6,691 acres.

Deepest Natural Lakes in Wyoming

#LakeCountySurface AreaMax Depth
1Deep LakePark285 acres472 ft
2Lake RenoPark107 acres222 ft
3Snowdrift LakeTeton57 acres174 ft
4Crater LakeBig Horn39 acres166 ft
5Beauty LakePark94 acres165 ft

All 120 Wyoming lakes ranked by depth

Largest Lakes in Wyoming

#LakeCountySurface AreaMax Depth
1Yellowstone LakeTeton84,442 acres-
2Flaming Gorge ReservoirSweetwater38,888.36 acres440 ft
3Jackson LakeTeton26,853.22 acres-
4Pathfinder ReservoirCarbon22,000 acres192 ft
5Seminoe ReservoirCarbon20,000 acres200 ft

All 783 Wyoming lakes ranked by surface area

Sources: Wyoming Game & Fish lake data (ID 56779077). Verified October 30, 2026.