Rainbow is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

in Washington County, in the U.S. state of

Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...

History

The first settlement at Rainbow was made in the spring of 1795. The community most likely took its name from Rainbow Creek. A post office called Rainbow was established in 1888, and remained in operation until 1903.

References

Unincorporated communities in Washington County, Ohio Unincorporated communities in Ohio Populated places established in 1795 1795 establishments in the Northwest Territory {{WashingtonCountyOH-geo-stub