Union County (KMRT)
Non-towered public-use airport serving Marysville, Ohio, at 1,021 ft elevation.
Elevation1,021 ft
ControlNon-towered
Longest runway4,218 ft
Magnetic variation5° W
On the field: flight training, aircraft rental (as listed in FAA data). Find flight schools in Ohio.
Live weather
Forecast (TAF)
Loading…
Frequencies
| AWOS/ASOS | 126.5 |
|---|---|
| CTAF | 123.05 |
| UNICOM | 123.05 |
| Approach/Departure | 125.95 Columbus |
Runways
| Runway | Size | Surface | Lights |
|---|---|---|---|
| 09/27 | 4,218 × 75 ft | Asphalt | Medium intensity |
| 08/26 | 2,522 × 80 ft | Turf |
Fuel: 100LL, A1, A1+. Sectional: Detroit.
Nearby airports
KDLZDelaware Municipal/Jim Moore Field11 NM E5E9Packer13 NM NEKOSUOhio State University15 NM SE38ICook17 NM SWKUYFMadison County18 NM SI74Grimes Field19 NM W
Before you fly here
- Read the FAA Chart Supplement entry for MRT: traffic pattern, CTAF/UNICOM, hours, fuel and remarks.
- Check NOTAMs and get a weather briefing at 1800wxbrief.com.
- Study the airport diagram and the sectional around KMRT for airspace and terrain.
- More detail: AirNav · SkyVector
Airport data from the FAA National Airspace System Resource (NASR) subscription effective Oct 1, 2026; magnetic variation as published for 1985. Weather is live from aviationweather.gov. Always confirm with current official sources before flight. This guide is a study aid.