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The Pilots Desk
Small airport

Jefferson River Airport

ICAO US-1000Local MT62🇺🇸 Twin Bridges
Coordinates
45.6090°N, 112.3280°W
Elevation
4,580 ft (1,396 m)
Type
Small airport
Country
🇺🇸 United States
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
11.7° E

Daylight today(Jul 14, 2026, local time)

Civil dawn
05:18
Sunrise
05:54
Sunset
21:17
Civil dusk
21:54

About 15h 23m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Jefferson River Airport

Jefferson River Airport is a small airport in Twin Bridges, United States. It sits at an elevation of 4,580 ft (1,396 m) and has 1 runway, the longest 2,000 ft / 610 m. It observes America/Denver local time. The nearest airport is Ruby Valley Field (K7S1), about 4.7 nm to the sse.

Summary generated from this airport’s structured data — reference only.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
16 / 342,000 ft / 610 m100 ftTurfUnlitOpen

Nearby airports

Ruby Valley FieldK7S1
4.7 nm SSE (166°)
Vbob Airport32MT
10 nm SSW (207°)
Jefco Skypark AirportMT41
18.4 nm NNE (29°)
South Boulder Airport2MT8
20.9 nm NE (54°)
Bert Mooney AirportBTM
21.9 nm NNW (341°)
Dillon AirportDLN
23.2 nm SSW (204°)

Great-circle distance and true bearing from Jefferson River Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Jefferson River Airport located?

Jefferson River Airport is small airport located in Twin Bridges, United States, at an elevation of 4,580 ft (1,396 m).

How many runways does Jefferson River Airport have?

Jefferson River Airport has 1 runway, the longest being 2,000 ft / 610 m.

What time zone is Jefferson River Airport in?

Jefferson River Airport is in the America/Denver time zone (UTC-06:00).

What is the magnetic variation at Jefferson River Airport?

The magnetic variation (declination) at Jefferson River Airport is approximately 11.7° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Jefferson River Airport?

The nearest airport to Jefferson River Airport is Ruby Valley Field (K7S1), about 4.7 nm to the sse, followed by Vbob Airport and Jefco Skypark Airport.

Is the information on this page suitable for flight planning?

No. Jefferson River Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.