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📍 Marysville⬆ 1,021 ft1 runways
KMRT ·

Union County Airport

40.22470°N
-83.35160°W
ARR / DAY
2
78.6%
DEP / DAY
2
76.9%

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 2 arrivals and 2 departures per day on average over the last 7 days.

Current weather

Latest METAR observation

10h ago
Temp
81°F
Wind
2 kts
160°
Visib
10+ km
Ceil
METAR KMRT 132255Z AUTO 16002KT 10SM SCT028 OVC037 27/25 A2998 RMK AO2 LTG DSNT N AND S

Runways

1 installed

4,218 FT MAX
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
Traffic concentrates around 6pm–7pm local, averaging 14.7 flights/day. Weekend volume runs 0.7× weekday (11.6 vs 16.6 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

Activity is led by (35% of 330 flights). Top three types: , , .

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

12a 1a 2a 3a 4a 5a 6a 7a 8a 9a 10a 11a 12p 1p 2p 3p 4p 5p 6p 7p 8p 9p 10p 11p

Pilot & community notes

1 comment from OurAirports (click to expand)

1
wolfgangx
10/5/2021
no after hours restrooms
doors lock at 5
© SkyMeter · All flight data subject to ODbL attribution · Updated 08:57 UTC