Boulder Lake Fishing near Keshena, Wisconsin

• Overview

  Boulder Lake lies in Langlade County, Wisconsin. Country round the bank runs to mixed forest. About 371 acres, so local knowledge or a boat saves a lot of walking. At about 3.4 miles of edge, most people work one arm at a time. It ranks high for size among our Langlade County listings. For supplies, Keshena is 18 miles out. The nearest city of size is Green Bay, 53 miles away. No county line comes close, which keeps the paperwork simple.

• Where to Fish on Boulder Lake

  No depth figure has reached our records, which makes a plummet useful. The productive water is a rod length or two out, not a hundred. A natural lake fishes on cover, and cover here means weed and timber. Survey and observation records for Langlade County include brown trout, rainbow trout, largemouth bass, bluegill and yellow perch. What holds for the county may not hold for this water. The shape of Boulder Lake rewards a slow walk along one bank.

• Seasonal Patterns

  Expect July near 67°F and January near 13°F on the long-run figures. Winter shuts things down for a spell, then spring reopens them fast. Winter fishing happens on the ice here, with open water back around mid April. From about mid April to around early December, expect open water on the long-run figures. Reckon on open water from spring through to late autumn, with May and June the strongest. On Boulder Lake the same rules apply, with local timing.

• Tackle & Baits

  Access is not recorded for this water. No dam controls it, and the level follows the season. A slipway is marked about half a mile from here. Recorded parking is half a mile off, far enough to travel light. Overnight stays are possible about half a mile out, where camping is mapped. Sort the permit out before you load the car. Some ground is open by custom rather than by right, so tread carefully. Failing this one, try Spring Lake, 1.1 miles away. For Boulder Lake, the notice at the access point is the final word.