Audubon, Iowa
KADU Audubon County
Audubon County (KADU) is a non-towered, public-use airport in Audubon, Iowa, at 1,287.7 ft MSL. Its runway is 14/32 (3,641 by 60 ft, concrete). CTAF 122.8.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- ICAO KADU, FAA ADU
- Location
- Audubon, Iowa (Audubon County). 1 NM SE of the city center
- Elevation
- 1,287.7 ft MSL
- Position
- 41.7015° N, 94.9204° W
- Control tower
- No, non-towered
- Sectional chart
- Omaha
- Magnetic variation
- 4° E (2000)
- Ownership
- Publicly owned, open to the public
- Attendance
- Unattended
1 runway
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 14/32 | 3,641 × 60 ft | Concrete, good condition | Medium intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 14 | Left traffic | 2-light PAPI, left | None listed | 140 ft | Not listed |
| 32 | Left traffic | 2-light PAPI, left | None listed | None listed | Not listed |
VHF
Frequencies
- CTAF
- 122.8
- Ctaf Ots Indefly.; Actvt Mirl Ry 14/32 and Papi & Reil Rys 14 & 32 - Ctaf.
- UNICOM
- 122.8
Weather station
- AWOS-3 ADU
- 118.075
Before you go
Brief KADU in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Audubon County, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.