MTH
The Florida Keys Marathon International Airport
Official FAA Data Effective 2026-08-06 0901Z
Chart Supplement
AF/D
AF/D
KMTH Airport Diagram
Airport Diagram
VFR Chart of KMTH
Sectional Charts at SkyVector.com
IFR Chart of KMTH
Enroute Charts at SkyVector.com
Location Information for KMTH
Coordinates: N24°43.58' / W81°3.08'
Located 03 miles E of Marathon, Florida on 197 acres of land. View all Airports in Florida.
Surveyed Elevation is 7 feet MSL.
Operations Data
Airport Use:Open to the public
Activation Date:March 1944
Status:Operational
Control Tower:No
Seg-Circle:Yes
Beacon:White-Green
(Lighted Land Airport)
Wind Indicator:Yes, Lighted
Lighting Schedule:SEE RMK
A.R.T.C.C.:MIAMI
F.S.S.:MIAMI
NOTAMs Facility:MTH (NOTAM-D available)
Sectional Chart:MIAMI
ARFF Cert:I A U 12/1974
48 HR PPR FOR UNSKED PART 121 OPS WITH GTR THAN 30 PAX SEATS.
Customs:
US CUSTOMS USER FEE ARPT.
AirspaceAnalysis:NOT ANALYZED
EXISTED PRIOR TO 1959.
Attendance:ALL/ALL/0800-1800
Airport Communications
ASOS:135.525 Tel. 305-743-8373
UNICOM:122.975
CTAF:122.975
ASOS at NQX (35.6 W):
ATIS at NQX (35.8 W):307.025
ASOS at EYW (40.0 W): 863-244-0212
Remarks:
  • APCH/DEP SVC PRVDD BY MIAMI ARTCC ON FREQS 133.5/306.9 (KEY WEST RCAG).
  • AIRCRAFT OVERFLYING SIMPL, ACRUZ, CANOA AND MAXIM SHALL CONTACT MIAMI ARTCC 10 MINUTES PRIOR TO CROSSING THE MIAMI FIR ON 132.2 / 323.1.
Nearby Navigation Aids
IDNameFreqRadial / Range
VOT NQX KEY WEST 113.10 081°35.6
VOT EYW KEY WEST 113.50 077°41.8
VOT HST HOMESTEAD 108.20 224°58.5
VOD ZBV BIMINI 116.70 242°112.1
IDNameFreqBearing / Range
Runway 07/25
Dimensions:5008 x 100 feet / 1526 x 30 meters
Surface:Asphalt / Grooved in Excellent Condition
Weight Limits:S-62, D-100, ST-182
PCR VALUE: 200/F/A/X/T
Edge Lighting:Medium Intensity
Runway 07Runway 25
Coordinates:N24°43.42' / W81°3.50'N24°43.74' / W81°2.67'
Elevation: 5.6 7.3
Traffic Pattern: Left Left
Runway Heading: 67° True 247° True
Declared Distances: TORA:5008 TODA:5008 ASDA:5008 LDA:5008 TORA:5008 TODA:5008 ASDA:5008 LDA:5008
Markings:Non-Precision Instrument in good condition.Non-Precision Instrument in good condition.
Glide Slope IndicatorP4L (3.00° Glide Path Angle)P4L (3.00° Glide Path Angle)
REIL:Yes
Obstacles: 40 ft Tree 1700 ft from runway, 80 ft left of center 65 ft Tree 2440 ft from runway, 150 ft right of center
Services Available
Fuel:100LL (blue), Jet A-1+
Transient Storage:Tiedowns
Airframe Repair:MINOR
Engine Repair:MINOR
Bottled Oxygen:HIGH/LOW
Bulk Oxygen:HIGH/LOW
Other Services:CROP DUSTING SERVICES,PILOT INSTRUCTION,AIRCRAFT RENTAL,AIRCRAFT SALES
Ownership Information
Ownership:Publicly owned
Owner:MONROE COUNTY
500 WHITEHEAD ST
KEY WEST, FL 33040
305-296-5439
Manager:MICHAEL LEGERE
9400 OVERSEAS HWY SUITE 200
MARATHON, FL 33050
305-289-6302
Other Remarks
  • FOR CD IF UNA TO CTC ON FSS FREQ, CTC MIAMI ARTCC AT 305-716-1731.
  • SELF SVC FUEL H24.
  • USCBP USER FEE FAC OPEN THUR-MON 0900-1730. CLSD TO ARRS TUE AND WED EXCEPT ON REQ AND APVL BY USCBP. CTC USCBP AT 305-289-2029. SEE SPL NOTICES - U.S. SPL CUST REQUIREMENT.
  • 24 HR PPR FOR ACFT EQUIPPED WITH WEATHER MODIFICATION OR GEOENGINEERING EQPT 305.289.6302.
  • ACFT MUST USE TWY A4 FOR RWY 25 FULL LEN DEP, NO RWY ACES BYD TXY A4.
  • NOISE SENS AREA; USE NBAA NOISE ABATEMENT PROC; LCL ORDINANCE RQR ENG RUNUP IN DSGND AREA ON COML OR FBO RAMP FM 2300-0700 & FINES.
  • BIRDS ON & INVOF ARPT.
  • + AFT HR JET-A FUEL - 305-481-7615.
  • ACTVT REIL RWY 07; PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
Instrument Approach Procedure (IAP) Charts