Harlem (48S)

Airport information: Harlem, MT, United States. Search for another airport below.

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Location and general information

FAA identifier: 48S
FAA site number: 12390.*A
City / state: Harlem, MT
County: Blaine
Time zone: America/Denver
Reference point: 48°33'58.66" N
108°46'26.53" W
Elevation: 2,643 ft (estimated)
Magnetic variation: 16° E (1985)
Status: Operational
Ownership: Public, Blaine Co-City of Harlem
Use: Open to the public
Airport area: 237 acres
From downtown: 3 NM north
Sectional chart: Billings
Activated: 04/1940

Services and facilities

Control tower: No
Attendance: Unattended
Airframe / engine repair: None / none
Transient storage: Hangar, tie-downs
Other services: Crop dusting
ARTCC: Salt Lake City (ZLC)
Flight service: Great Falls (GTF)
1-800-WX-BRIEF
NOTAM facility: GTF
Wind indicator: Lighted
Beacon: White and green, sunset to sunrise
Segmented circle: Yes
Landing fee: No
Airport manager: Rod Wagner
(406) 580-7379
Last FAA inspection: 05/01/2026

FAA remarks

For CD contact Salt Lake ARTCC at 801-320-2568.

Source: FAA Airport Data and Information Portal (ADIP), effective October 29, 2026. View this airport on the FAA site

Airport facts

FAA identifier: 48S
Location: Harlem, MT, United States
Elevation: 2,643 ft
Time zone: America/Denver
Coordinates: 48.56629, -108.77404

Runways

Runway	Size	Surface
11 / 29	4,100 × 75 ft	Asphalt, good
15 / 33	1,933 × 120 ft	Turf, poor

Codes, elevation and runways: FAA airport data (NASR), effective 2026-10-29. Reference only, not for navigation.

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