Fishing Monarch Lake in Grand County, Colorado

• Overview

  Look for Monarch Lake in Grand County, Colorado. The setting is pine and birch. It runs to roughly 149 acres — big enough to hold fish away from the bank, small enough to learn. With about 2.1 miles of edge, you can try several depths in one session. Size puts it in the front rank of our Grand County list. Nearest place of any size is Granby, 11 miles away. Beyond it, Fraser at 12 miles and Nederland at 16 miles. Rules here are straightforward: one county, one set of rules.

• Where to Fish on Monarch Lake

  Depth is not on record here, so the bank has to tell you. Rip-rap along the wall holds fish that the open bank never does. Inflow corners move water, and moving water gathers fish. Records held for Grand County cover black-spotted cutthroat trout, brook trout, rainbow trout and brown trout. Several of these carry legal protection or closed seasons; the rulebook comes before the rod. On Monarch Lake the obvious spot is not always the productive one.

• Seasonal Patterns

  Averages move between 17°F in January and 53°F in July. Winter closes the water for a while, and the reopening is worth catching. Hard water holds through the cold months, breaking up near mid May. Open water usually runs from mid May until about early November. The open run goes from the thaw to the freeze, and April through October covers most of it. Monarch Lake runs to that rhythm year in and year out.

• Tackle & Baits

  Nothing we hold confirms whether access is permitted. The car has to stay half a mile away, which shapes how much tackle you bring. A toilet block sits half a mile away. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Where a permit is needed, the nearest town usually sells it. Some stretches are reserved and marked as such on the ground. Strawberry Lake sits 1.6 miles off and takes the overflow. Rules at Monarch Lake are worth checking on the day.