Waterloo, Clark County, Missouri

Waterloo is a community in Clark County, Missouri, United States. The community is located on a sharp meander in the Fox River. Nearby towns include Kahoka (3 miles southwest), Revere (2.5 miles north) and Wayland (6 miles southeast).

A post office called Waterloo was established in 1837, and remained in operation until 1876. Waterloo held the first county seat.