Otter Lake, Indiana

Otter Lake is an unincorporated community and census-designated place (CDP) in Steuben County, Indiana, United States.

Geography
The community is in western Steuben County, surrounding Otter Lake, a natural water body. U.S. Route 20 forms the northern edge of the CDP; the highway leads east 9 mi to Angola, the county seat, and west 13 mi to LaGrange. Indiana State Road 327 forms the western edge of the community, leading north 6 mi to Orland and south 21 mi to Garrett.

According to the U.S. Census Bureau, the Otter Lake CDP has a total area of 0.67 sqmi, of which 0.50 sqmi are land and 0.17 sqmi, or 25.37%, are water. The lake's outlet is at its northern end, flowing into Pigeon Creek, which becomes the Pigeon River, a west-flowing tributary of the St. Joseph River leading to Lake Michigan.