Hamburg is an unincorporated community in Preble County, in the U.S. state of Ohio.
[1] Hamburg was laid out and platted in 1850.
[2] A post office called Hamburgh was established in 1850, and remained in operation until 1854.
[3] With the construction of the railroad, business activity shifted to nearby Eldorado, and the town's population dwindled.
This Preble County, Ohio state location article is a stub.