O'Brien Lake
About O'Brien Lake
In Itasca County, Minnesota, O'Brien Lake provides a peaceful spot for anglers and nature lovers alike. Covering nearly 80 acres, this lake offers a mix of shallow and deep areas, with its deepest point reaching 63 feet. The lake's size and depth create varied habitats that support a rich diversity of fish and wildlife. Surrounding towns like Nashwauk, Keewatin, and Calumet add to the regional charm. Nearby, Mccarthy Beach State Park and George Washington State Forest frame the lake with natural beauty, enhancing the outdoor experience for visitors seeking quiet waters and scenic views.
Fish species
Black Bullhead, Black Crappie, Bluegill, Bowfin, Brown Bullhead, Largemouth Bass, Northern Pike, Pumpkinseed, Rock Bass, Walleye, Yellow Bullhead, Yellow Perch
Fishing O'Brien Lake
Fishing on O'Brien Lake is a rewarding experience with a variety of species to target. Anglers can expect to find everything from largemouth bass and northern pike to walleye and several types of bullhead catfish. The lake's moderate depth supports both warmwater and coolwater fish, offering diverse opportunities throughout the fishing season. Bluegill, black crappie, and pumpkinseed add to the panfish options, while species like bowfin and rock bass provide additional challenges. Whether casting from shore or a boat, the lake's fish community delivers a satisfying outing for anglers of all skill levels.
Ice fishing
O'Brien Lake transforms into a winter fishing destination when the ice sets in. During the colder months, anglers can enjoy ice fishing for species like crappie and jumbo perch, often found near the deepest holes. The seasonal shift in fish behavior makes winter an exciting time to explore the lake's frozen surface and catch a variety of cold-weather species.
O'Brien Lake map
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Fishing conditions
Sun and moon information for planning time on the water.
Sunrise and sunset
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Search RV rentalsLake information is provided for planning and recreational use. Conditions, depths, access information, and regulations may change. Always follow posted notices and local regulations.