4LL9

Alan B. Janssen Airport

FAA 4LL939.3437°N 89.4237°W642 ft / 196 mSmall airport
On the map

Alan B. Janssen Airport (FAA: 4LL9) is a small airport in Morrisonville, Illinois, United States. It has one runway, 1,980 ft (604 m) long, grass.

Runways & airfield

Schematic · N · © OpenStreetMap
E/W
LENGTH1,980 ft604 mWIDTH75 ft23 mSURFACEGrass

Records & rankings

Ranked among 48,011 open airports · world · region · country
Longest runway1,980 ft604 m46 m · SHORT150 ft · SHORTMEDIAN · 975 mMEDIAN · 3,200 ftLONG · 5,300 mLONG · 17,388 ft=24,995of 29,823 · =12,402 North America · =10,936 USElevation642 ft196 m-386 m · LOW-1,266 ft · LOWMEDIAN · 240 mMEDIAN · 787 ftHIGH · 4,938 mHIGH · 16,200 ft=24,548of 43,341 · =11,786 North America · =9,811 USRunways11 · FEWER1 · FEWERMEDIAN · 1MEDIAN · 1MORE · 8MORE · 8=4,360of 29,943 · =2,582 North America · =2,325 US
Scale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record