Lake Mary Fishing in Hamlin County, South Dakota

• Overview

  Set in Hamlin County, Lake Mary is a South Dakota water. The bank is 1,640 feet above sea level. Roughly 191 acres: a morning covers one end, an afternoon the other. You are looking at roughly 3.1 miles of shoreline, with plenty of water between access points. Most waters listed here for Hamlin County are larger. 22 miles away sits Volga, the nearest town. Beyond it, Watertown at 22 miles and De Smet at 23 miles. The county line runs close by, so rules can change within a short drive.

• Where to Fish on Lake Mary

  Nothing we hold settles how deep this runs. The productive water is a rod length or two out, not a hundred. On a natural lake the weed line and the shelf beyond it do the work. Hamlin County records list common carp, white bass and Iowa darter among the fish reported. The list covers the county rather than this water alone, so treat it as a guide. Fish Lake Mary to its features, not to its size.

• Seasonal Patterns

  Seasonal averages run from 11°F in January up to 72°F in July. Expect a real winter and a strong spring after it. Once it clears, about early April, the fishing comes on quickly. Ice usually gives way near early April, and forms again about late November. Just after the ice goes and just before it returns, the fishing lifts. At Lake Mary the season follows that pattern closely.

• Tackle & Baits

  No public source sets out the position on this bank. It formed naturally, so levels move with rainfall rather than with a gate. The car has to stay half a mile away, which shapes how much tackle you bring. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Read any posted signs at the access point rather than assuming. Some stretches are reserved and marked as such on the ground. Should this one be busy, Lake Norden is 1.2 miles off. Check the position on Lake Mary before loading the car.