📍 Marysville⬆ 1,021 ft1 runways
KMRT ·
Union County Airport
40.22470°N
-83.35160°W
ARR / DAY
4
▲
300.0%
DEP / DAY
3
▲
0.0%
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 4 arrivals and 3 departures per day on average over the last 1 days.
Safety incidents
Last 1 days · 0 total
Current weather
Latest METAR observation
Temp
81°F
Wind
2 kts
160°
Visib
10+ km
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
78% of ops
527 land · 454 TO
09
22% of ops
151 land · 148 TO
Runway 27 carries 78% of operations (527 landings, 454 takeoffs) over the last 30 days. The next most-used is 09 at 22%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
27
527 landings
UA 15%
09
151 landings
UA 9%
Approaches to 27 show a 15% unstable-approach rate (81 UA events from 527 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
14.7
flights/day · 441 total
Busy hour (local)
7pm
also 5pm · 6pm
Day vs night
72%
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
10/5/2021
doors lock at 5
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·
Updated 10:49 UTC