Jumbo is an unincorporated community in Hardin County, in the U.S. state of Ohio. [1]
Jumbo had its start in 1881 when Walter Blansfield opened a store there. [2] A post office was established at Jumbo in 1883, and remained in operation until 1901. [3] The community was named after Jumbo, the circus elephant. [4]
40°35′42″N 83°45′29″W / 40.59500°N 83.75806°W