Olin

Natural Lake · LaGrange County, Indiana

1 Depth Map

Olin covers 103 acres in LaGrange County, in Indiana's glacial lake country. The nearest city is LaGrange. Walleye are a major draw for this water. The lake supports 8 documented species including Walleye, Northern Pike, Largemouth Bass, Bluegill, Channel Catfish, and more. Use the DNR depth map to locate drop-offs, channels, and flats — last surveyed in 2018. Ice fishing is popular in winter months, while open-water season peaks from May through October. Browse nearby fishing guides, bait shops, and marinas to plan your visit.

103
Acres
8
Fish Species
1
Local Guides

Depth Maps

Bathymetric maps from the Indiana DNR Division of Fish & Wildlife. These maps show depth contours, vegetation, and bottom structure.

Olin Lake Bathymetry Map

July 2018

View Depth Map (PDF)

Map & Directions

Get Directions

Showing 14 nearby bait & tackle shops on the map.

Nearby Bait & Tackle

Nearby Marinas

Fish Species

Species known to inhabit Olin. Click any species for a full fishing guide.

Largemouth BassBluegillChannel CatfishBlack CrappieRedear SunfishWalleyeNorthern PikeYellow Perch

Fishing Guides Near Olin

Book a guided trip near Olin. Browse verified fishing charters with instant availability on FishingBooker.

Other Lakes in LaGrange County

Plan Your Trip to Olin

Data sourced from Indiana DNR Division of Fish & Wildlife. Last verified: March 18, 2026. Learn how we maintain this data.