Reference only — not for real-world navigation.
KMPI
Mariposa Yosemite Airport · Mariposa
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
2,254 ft / 687 m
Transition Altitude
18,000 ft
Primary Channel
A/D 121.25 MHz (OAKLAND CNTR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
08/26 · 3,306 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Mariposa Yosemite Airport (KMPI), located in Mariposa, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 2,254 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.
Full Name
Mariposa Yosemite Airport
ICAO / IATA
KMPI / RMY
Municipality
Mariposa
Country
Region
US-CA — California
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
2,254 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 08 / 26
LIGHTED
Runway Length: 3,306 ft / 1,008 m
Runway Width: 60 ft / 18 m
Surface Type: Asphalt
Heading: 100° / 280°
Runway Width: 60 ft / 18 m
Surface Type: Asphalt
Heading: 100° / 280°
RWY 08 (100°)
No ILS / Visual Only
RWY 26 (280°)
No ILS / Visual Only
A/D OAKLAND CNTR
121.25 MHz
AWOS AWOS 3
135.60 MHz
UNIC CTAF/UNICOM
122.70 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026