Lakes / Wisconsin / Little Trout Lake

Little Trout Lake, Wisconsin

1,007 acres

Surface Area

98 ft

Max Depth

25 ft

Average Depth

1,611 ft

Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Wisconsin

46.07 degrees N, 89.85 degrees W - Vilas County. State and county outlines drawn from Census boundary data; the lake marker is placed by its DNR coordinates, not by eye. Schematic - not a survey map.

Depth Profile - Little Trout Lake

Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map. The benchmark is the state itself: Wisconsin Lakes defines a shallow lake as under 20 ft at its deepest, with an average depth under 10 ft.

How Little Trout Lake Stacks Up

Ranks #5 for depth among the 13 natural lakes counted in Wisconsin so far.
Its average depth of 25 ft is more than 2 times a typical shallow Wisconsin lake, which averages under 10 ft.
About 208 miles from Madison, as the crow flies.
6 fish species on the DNR list for this lake.

Fish Species

MuskyPanfishLargemouth BassSmallmouth BassTroutWalleye

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

Facts and Figures

Waterbody ID (WBIC)2321600

CountyVilas

Lake TypeSeepage

Coordinates46.0651, -89.8527

Deepest Natural Lakes in Wisconsin

#	Lake	County	Surface Area	Max Depth
1	Green Lake	Green Lake	7,920 acres	236 ft
2	Geneva Lake	Walworth	5,401 acres	135 ft
3	Elkhart Lake	Sheboygan	292 acres	119 ft
4	Trout Lake	Vilas	3,864 acres	117 ft
5	Little Trout Lake	Vilas	1,007 acres	98 ft

Largest Lakes in Wisconsin

#	Lake	County	Surface Area	Max Depth
1	Lake Winnebago	Winnebago, Fond du Lac, Calumet	131,939 acres	21 ft
2	Lake Pepin	Pierce, Buffalo, Pepin	24,550 acres	60 ft
3	Petenwell Lake	Adams, Wood, Juneau	23,173 acres	44 ft
4	Chippewa Flowage	Sawyer	15,300 acres	92 ft
5	Lake Poygan	Winnebago, Waushara	14,024 acres	11 ft

Sources: Wisconsin DNR lake data (WBIC 2321600); USGS; Wisconsin Lakes (shallow-lake benchmark). Verified October 28, 2026.