Audubon County Airport
KADU has 1 runway. The longest is 14/32 at 3,641 ft × 60 ft (concrete).
FAA NASR data, cycle 2026-09-03
KADU field elevation is 1,287 ft MSL. The standard traffic pattern altitude at KADU is 2,290 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
CTAF 122.8 MHz — KADU is non-towered; self-announce position and intentions on CTAF.
Check KADU against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, KADU is a non-towered airport. The CTAF frequency is 122.8 MHz.
The AWOS frequency at KADU (Audubon County Airport) is 118.075 MHz.
KADU has 1 runway (14/32). The longest runway is 3,641 feet.
KADU uses the standard traffic pattern altitude of 1,000 feet AGL — about 2,290 feet MSL at a field elevation of 1,287 feet.
KADU (Audubon County Airport) has a field elevation of 1,287 feet MSL.
KADU (Audubon County Airport) is located in Audubon, IA.