Fredericksburg is an unincorporated community in Mahoning County, in the U.S. state of Ohio.
A variant name was Frederick. [1] A post office called Frederick was established in 1834, and remained in operation until 1900. [2] The original town site was inundated by the waters of the Lake Milton reservoir. [3]
41°04′02″N 80°58′37″W / 41.06722°N 80.97694°W