It is 154 miles according to Google Maps.
There are 82.4 miles between Groveport, OH and Dayton, OH. By car, the entire trip will take approximately one hour and twenty four minutes to complete.
Cleveland, OH is 82.4 sq miles.
30 miles
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It is 9983.115 miles from Cleveland, OH to Melbourne, Australia according to Google Maps.
The driving distance from Detroit, Michigan to Cleveland, Ohio is 170 miles.
That woud depend entirely on where you were traveling to Cleveland from.