Reference only — not for real-world navigation.
KAMN
Gratiot Community Airport · Alma
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
754 ft / 230 m
Transition Altitude
18,000 ft
Primary Channel
CLD 119.25 MHz (CLNC DEL)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Gratiot Community Airport (KAMN), located in Alma, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 754 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Gratiot Community Airport
ICAO / IATA
KAMN / AMN
Municipality
Alma
Country
Region
US-MI — Michigan
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
754 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 09 / 27
LIGHTED
Runway Length: 5,000 ft / 1,524 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 90.2° / 270.2°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 90.2° / 270.2°
RWY 09 (90.2°)
No ILS / Visual Only
RWY 27 (270.2°)
No ILS / Visual Only
Runway 18 / 36
LIGHTED
Runway Length: 3,200 ft / 975 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 180.3° / 0.3°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 180.3° / 0.3°
RWY 18 (180.3°)
No ILS / Visual Only
RWY 36 (0.3°)
No ILS / Visual Only
A/D SAGINAW APP/DEP
126.45 MHz
AWOS AWOS 3
124.17 MHz
CLD CLNC DEL
119.25 MHz
UNIC CTAF/UNICOM
122.80 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026