Reference only — not for real-world navigation.
KGBG
Galesburg Municipal Airport · Galesburg
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
764 ft / 233 m
Transition Altitude
18,000 ft
Primary Channel
AWOS 109.80 MHz (AWOS 3)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Galesburg Municipal Airport (KGBG), located in Galesburg, 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 764 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.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
Galesburg Municipal Airport
ICAO / IATA
KGBG / GBG
Municipality
Galesburg
Country
Region
US-IL — Illinois
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
764 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 03 / 21
ILS EQUIPPEDLIGHTED
Runway Length: 5,793 ft / 1,766 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 28.1° / 208.1°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 28.1° / 208.1°
RWY 03 (28.1°)
110.70 MHz
IDENT: GBG | CRS: 30°
RWY 21 (208.1°)
No ILS / Visual Only
Runway 10 / 28
LIGHTED
Runway Length: 3,601 ft / 1,098 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 101° / 281°
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 101° / 281°
RWY 10 (101°)
No ILS / Visual Only
RWY 28 (281°)
No ILS / Visual Only
A/D QUAD CITY APP/DEP
118.20 MHz
AWOS AWOS 3
109.80 MHz
CLD CLNC DEL
120.70 MHz
RDO KANKAKEE RDO
109.80 MHz
UNIC CTAF/UNICOM
123.00 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026