Tillitt Field (1S3)

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

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Location and general information

FAA identifier: 1S3
FAA site number: 12357.*A
City / state: Forsyth, MT
County: Rosebud
Time zone: America/Denver
Reference point: 46°16'16.14" N
106°37'26.05" W
Elevation: 2729.3 ft (surveyed)
Magnetic variation: 9° E (2020)
Status: Operational
Ownership: Public, County of Rosebud
Use: Open to the public
Airport area: 266 acres
From downtown: 3 NM east
Sectional chart: Billings
Activated: 09/1943

Services and facilities

Control tower: No
Attendance: Irregular
Fuel: 100LL
Airframe / engine repair: Major / major
Transient storage: Hangar, tie-downs
Other services: Flight instruction
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
Customs: No
Airport manager: Brian Schwend
406-346-7129
Last FAA inspection: 08/13/2025

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: 1S3
Location: Forsyth, MT, United States
Elevation: 2729.3 ft
Time zone: America/Denver
Coordinates: 46.27115, -106.6239

Runways

Runway	Size	Surface
09 / 27	4,799 × 75 ft	Asphalt, good

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

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