K4S9
Portland Mulino Airport
Portland-Mulino, OregonElevation 260 ftSmall airport
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Runway detail & declared distances
14/32
RWY 14159°T
VGSIPAPI (P2L)
Traffic patternRight
RWY 32340°T
VGSIPAPI (P2L)
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
AIRPORT INFORMATION
Facility & services
Portland Mulino Airport is in Portland-Mulino, Oregon. Field elevation 260 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerOREGON DEPARTMENT OF AVIATION
Manager phone503-378-4880
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAK4S9
SectionalSEATTLE
Center (ARTCC)SEATTLE
Flight service (AFSS)MC MINNVILLE
RegionOregon
CountryUnited States
Coordinates45.2163, -122.5900
Distance from city20 NM S
SERVICES & LIGHTING
Fuel100LL
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF123.050
UNICOM123.050
FREQUENCIES
Communications
119.95
CLD
CLD
123.05
CTAF/UNICOM
UNIC
123.050
CTAF
CTAF
123.050
UNICOM
UNICOM
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRPORT REMARKS
Operational remarks
›WILDLIFE ON & INVOF OF ARPT.
›ACTIVATE MIRL RY 14/32, TWY LGTS, & WINDCONE - CTAF. PAPI RYS 14 & 32 OPR 24 HRS.
›FOR CD CTC PORTLAND APCH AT 503-493-7545.
›EXISTED PRIOR TO 1959.
›SKYDIVING ACTIVITY ON AND IN VICINITY OF AIRPORT. LANDING ZONE 1400' EAST OF RUNWAY.
›BE ALERT FOR WEEKEND GLIDER ACTIVITY.
›RY 32 DESIGNATED CALM WIND RY.
›PAPI OTS INDEF.
FREQUENTLY ASKED
Does K4S9 have a METAR?
No on-field METAR is issued for K4S9. This page uses the nearest reporting station as a reference.
Does K4S9 have a TAF?
No TAF is issued directly for K4S9. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at K4S9?
K4S9 sits at 260 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for K4S9?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.