Lake Mohawk is a census-designated place (CDP) in Brown and Harrison townships in Carroll County, Ohio, United States, developed around Lake Mohawk, a reservoir.

[4] The Lake Mohawk community is situated on both sides of Lake Mohawk, a small reservoir on Middle Creek, a tributary of Sandy Creek, part of the Tuscarawas River watershed flowing to the Ohio River.

The lake's outlet is 1.5 miles (2.4 km) south of the village of Malvern.

The community was established in 1963 by the American Realty Service Corporation on 1,728 acres (6.99 km2) of property.

The lake is inside a gated community which contains approximately 1,700 property lots that are privately owned.