Chattanooga is an unincorporated community located in Mercer County, Ohio.

Chattanooga has a population of 418, with approximately 49.51% males and 50.49% females.

[citation needed] A post office called Chattanooga was established in 1882, and remained in operation until 1905.

[4] Cities near Chattanooga, Ohio are Celina, OH and New Haven, IN.

This Mercer County, Ohio state location article is a stub.