Turtle Lake is a census-designated place (CDP) in the town of Richmond, Walworth County, Wisconsin, United States.

[1][3] Turtle Lake is 141 acres and has a maximum depth of 30 feet.

Fish include panfish, largemouth bass, and northern pike.

Of the total population of 348, 42 residents identify as Hispanic or Latino (of any race).

This article about a location in Walworth County, Wisconsin is a stub.