Reference only — not for real-world navigation.
KGDW
Gladwin Zettel Memorial Airport · Gladwin
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
776 ft / 237 m
Transition Altitude
18,000 ft
Primary Channel
UNIC 122.80 MHz (CTAF/UNICOM)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Gladwin Zettel Memorial Airport (KGDW), located in Gladwin, 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 776 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
Gladwin Zettel Memorial Airport
ICAO / IATA
KGDW / GDW
Municipality
Gladwin
Country
Region
US-MI — Michigan
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
776 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 09 / 27
LIGHTED
Runway Length: 4,700 ft / 1,433 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 87.7° / 267.7°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 87.7° / 267.7°
RWY 09 (87.7°)
No ILS / Visual Only
RWY 27 (267.7°)
No ILS / Visual Only
Runway 15 / 33
UNLIT
Runway Length: 2,500 ft / 762 m
Runway Width: 150 ft / 46 m
Surface Type: Grass
Heading: 162° / 342°
Runway Width: 150 ft / 46 m
Surface Type: Grass
Heading: 162° / 342°
RWY 15 (162°)
No ILS / Visual Only
RWY 33 (342°)
No ILS / Visual Only
A/D SAGINAW APP/DEP
126.45 MHz
UNIC CTAF/UNICOM
122.80 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026