Small airport

Koch Airport

Durand, Illinois, United States

IATA: None
ICAO: None
FAA: IS71
GPS: IS71

Local time: --:--
Elevation: 244 m (800 ft)
Longest runway: 747 m (2,450 ft)
Runways: 1

Koch Airport is a small airport in Durand, Illinois, United States. It has no IATA or ICAO code; its identifier is IS71. Its longest runway is 747 m (2,450 ft).

Location

Type: Small airport
Serves: Durand
Region: Illinois
Country: United States
Coordinates: 42°27′33″N 89°11′58″W
42.45918, -89.19944 · Map
Elevation: 244 m (800 ft)
Time zone: America/Chicago

Runways

Runway	Length	Width	Surface	Lighted
08/26	747 m (2,450 ft)	21 m (70 ft)	Turf	No

Navigation Aids within 60 km 4

Ident	Name	Type	Frequency	Distance
JVL	Janesville	VOR-DME	114.30 MHz	13 km
RFD	Rockford	VOR-DME	110.80 MHz	26 km
RF	Gilmy	NDB	275 kHz	39 km
LVV	Lake Lawn	NDB	404 kHz	56 km

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