K4I3 Knox County Airport

Mount Vernon, Ohio, United States

Not for navigation. Data: OurAirports (public domain); FAA NASR (US Government public domain), updated Nov 8, 2026.

Airport facts

Ident: K4I3
FAA LID: 4I3
Type: Small airport
Public use: Yes
Municipality: Mount Vernon
Region: Ohio
Country: United States
Elevation: 1,191 ft (363 m)
Coordinates: 40.3287° N 82.5238° W
40°19′43″N 82°31′26″W
Towered: No
Wikipedia: Knox County Airport
Chart Supplement: Chart Supplement (opens in a new tab)2611 4I3

Runways

Runway	Length × width	Surface	Lighted	Status
10/28	5,504 × 100 ft	Asphalt	Yes	Open

Frequencies

Type	Name	MHz
AWOS	AWOS-3PT	126.050
CLD		119.450
CTAF		123.050
UNIC		123.050
APP/DEP		125.950
APP/DEP		317.775

Nearby airports