📍 Marysville⬆ 1,021 ft1 runways
KMRT ·
Union County Airport
40.22470°N
-83.35160°W
ARR / DAY
12
▲
56.6%
DEP / DAY
11
▲
73.3%
Union County Airport (KMRT) is a small general aviation airport located in Marysville, OH, 26 mi north west of Columbus. It features 1 runway measuring 4,218 feet. SkyMeter has observed roughly 12 arrivals and 11 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
79°F
Wind
5 kts
200°
Visib
8047 m
Ceil
—
Runways
1 installed
09/27
4,218 ft × 75
ASP● LITMED
Runway intelligence
Which runway carries the operations, observed over the last 30 days
27
69% of ops
274 land · 222 TO
09
31% of ops
124 land · 108 TO
Runway 27 carries 69% of operations (274 landings, 222 takeoffs) over the last 30 days. The next most-used is 09 at 31%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
27
274 landings
UA 19%
09
124 landings
UA 6%
Approaches to 27 show a 19% unstable-approach rate (52 UA events from 274 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.
Traffic behavior
When the field is busy: hourly + weekday vs weekend
Daily avg
13.1
flights/day · 394 total
Busy hour (local)
6pm
also 2pm · 9pm
Day vs night
67%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 123.050 | — |
| APCH | 125.950 | — |
| APCH | 317.775 | — |
| UNICOM | 123.050 | — |
| AWOS | 126.500 | — |
Airport operations
- ARTCC:
- ZID
- Mag var:
- 5° W
- Fuel:
- 100LL, A1, A1+
Hourly traffic
Avg movements per hour · local time · last 30 days
Pilot & community notes
1 comment from OurAirports (click to expand)
1
Pilot & community notes
1 comment from OurAirports (click to expand)
WO
wolfgangx
10/05/2021
doors lock at 5
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All flight data subject to ODbL attribution
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Updated 08:52 UTC