Where is the City of Union located?

We’re located 15 minutes north of Dayton in southwest Ohio. The majority of Union is located in Montgomery County; however, a small portion is located in Miami County just to the north. We are north and west of the I-70 / I-75 interchange, near Dayton International Airport. Our Municipal Building is at 118 North Main Street, Union, Ohio 45322. To reach us from Interstate 70, exit state Route 48 (Englewood exit) and head north on 48. We’re just a few miles up the road! You can call for directions at 937-836-8624. Find us on Google Maps:

View Larger Map