Small airport

Williams Airpark

Chapin, Illinois, United States

IATA: None
ICAO: None
FAA: 30LL
GPS: 30LL

Local time: --:--
Elevation: 187 m (614 ft)
Longest runway: 597 m (1,960 ft)
Runways: 1

Williams Airpark is a small airport in Chapin, Illinois, United States. It has no IATA or ICAO code; its identifier is 30LL. Its longest runway is 597 m (1,960 ft).

Location

Type: Small airport
Serves: Chapin
Region: Illinois
Country: United States
Coordinates: 39°45′15″N 90°21′55″W
39.75420, -90.36540 · Map
Elevation: 187 m (614 ft)
Time zone: America/Chicago

Runways

Runway	Length	Width	Surface	Lighted
E/W	597 m (1,960 ft)	24 m (80 ft)	Turf	No

Navigation Aids within 60 km 4

Ident	Name	Type	Frequency	Distance
IJX	Jacksonville	VOR-DME	108.60 MHz	11 km
PPQ	Pittsfield	NDB	344 kHz	38 km
SP	Huskk	NDB	382 kHz	52 km
SPI	Spinner	VORTAC	112.70 MHz	60 km

Data last refreshed 28 September 2026. Not for navigation. About the data.