Big Muskellunge Lake is a 897 acre lake in Vilas County, Wisconsin. The maximum depth is 70 feet and the average depth is 26 feet. Fish present in the lake are muskellunge, largemouth bass, smallmouth bass, northern pike and walleye. There is three public boat ramps on the lake.
The lake is largely surrounded by the Northern HighlandâÂÂAmerican Legion State Forest.