Reference only — not for real-world navigation.
JMC
Commodore Center Heliport · Mill Valley
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
7 ft / 2 m
Transition Altitude
18,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
H1/ · 100 ft · ASPHLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Commodore Center Heliport (JMC), located in Mill Valley, 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 7 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
Commodore Center Heliport
ICAO / IATA
JMC / —
Municipality
Mill Valley
Country
Region
US-CA — California
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
7 ft
Pilot Toolbox
External charts, live tracking and weather reports.
Runway H1 /
LIGHTED
Runway Length: 100 ft / 30 m
Runway Width: 100 ft / 30 m
Surface Type: ASPH
Heading: —° / 4°
Runway Width: 100 ft / 30 m
Surface Type: ASPH
Heading: —° / 4°
RWY H1
No ILS / Visual Only
RWY (4°)
No ILS / Visual Only
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026