Union County Airport

Union County Airport is an airport located in Marysville Ohio, US. The ICAO code is KMRT, used by air traffic control and pilots for flight planning.

The airport operates in the America/New_York timezone. When planning flights to or from KMRT, use our flight duration calculator to account for timezone differences, especially for international travel.

Union County Airport sits at an elevation of 1,021 feet (311 meters) above sea level.

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