MTN
Martin State Airport
Martin State Airport (IATA: MTN, ICAO: KMTN) is a medium airport in Baltimore, Maryland, United States. It opened in 1929. It has one runway, 6,999 ft (2,133 m) long, asphalt. It is operated by Maryland Aviation Administration.
Timeline
4 events · 1929–19751929
OpenedMartin State Airport opens.
1929
MilestoneGlenn L. Martin Company becomes the owner.
SEP 1961
MilestoneMartin Marietta becomes the owner.
20 SEP 1975
MilestoneState of Maryland becomes the owner.
From WikidataEvery airfield, 1903–2026
Runways & airfield
Schematic · N · © OpenStreetMap · 1 helipad · FAA diagram PDF15/33135° / 315° · LIT
LENGTH6,999 ft2,133 mWIDTH150 ft46 mSURFACEAsphalt
Routes
3 destinations · 1 countryStraight lines are great circles; rings mark true distance from MTN. From the Wikipedia article “Martin State Airport” (revision of 16 Jul 2026), CC BY-SA 4.0.
Records & rankings
Ranked among 48,011 open airports · world · region · countryScale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record
Radio frequencies
10 channelsA/DPOTOMAC APP/DEP119.000
ATISATIS124.925
AWOSAWOS 3124.925
CLDPOTOMAC CLNC DEL121.800
CTAFCTAF121.300
GNDGND121.800
OPS135 AG COMD POST38.590
POST175 FG COMD POST34.720
TWRTWR121.300
UNICUNICOM122.950