Jag Lake is a 162 acre lake located in Vilas County. It has a maximum depth of 27 feet. Visitors have access to the lake from a public boat landing. Fish include muskie, walleye, largemouth bass, smallmouth bass and panfish. According to the Wisconsin DNR, walleye and panfish are common in the lake. Muskie, largemouth bass and smallmouth bass are listed as present.
