K3S4

Illinois Valley Airport

Illinois Valley Airport (K3S4) is a general-aviation airfield serving Cave Junction, Oregon. The field lies at 1,394 ft (425 m) above sea level and has a single runway of 4,807 ft (1,465 m), asphalt and lit. Its nearest neighbour is B Bar Ranch Airport (84OR), 10 nm NNE.

Illinois Valley Airport is a smaller field, so Alārium does not attribute movements to it directly — but aircraft flying near it appear on the live map like any other, at their real altitude and on their real track.

Open K3S4 on the live map →

Location

Elevation
1,394 ft (425 m)
Coordinates
42.1037, -123.6820
Serving
Cave Junction
Region
Oregon
Time zone
America/Los_Angeles

Runways1 · longest 4,807 ft

Surveyed positions · north up

The diagram is drawn from published threshold coordinates, so each runway sits where it actually sits — true bearings, true separations, true lengths. Runway widths are exaggerated against length, which at true proportion would draw a hairline. It is a diagram, not a chart to navigate by.

RunwayLengthWidthSurfaceLighting
18/364,807 ft1,465 m60 ftAsphaltLit

Nearby airfields

Runway and field data from the OurAirports public-domain dataset. Positions are ADS-B, which covers most but not all aircraft.