Salmon, Idaho
KSMN Lemhi County
Lemhi County (KSMN) is a non-towered, public-use airport in Salmon, Idaho, at 4,044.2 ft MSL. Its runway is 17/35 (5,510 by 75 ft, asphalt). CTAF 122.8.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- ICAO KSMN, FAA SMN
- Location
- Salmon, Idaho (Lemhi County). 4 NM S of the city center
- Elevation
- 4,044.2 ft MSL
- Position
- 45.1233° N, 113.8814° W
- Control tower
- No, non-towered
- Sectional chart
- Great Falls
- Magnetic variation
- 13° E (2020)
- Fuel
- 100, Jet A
- Ownership
- Publicly owned, open to the public
- Attendance
- Daily 0800-1700
1 runway
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 17/35 | 5,510 × 75 ft | Asphalt, excellent condition | Medium intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 17 | Not stated | 4-light PAPI, left | None listed | None listed | Not listed |
| 35 | Left traffic | None listed | None listed | None listed | Not listed |
VHF
Frequencies
- CTAF
- 122.8
- Actvt Mirl Ry 17/35; Reil Ry 17 & Ry 35 and Papi Ry 17 - Ctaf.
- UNICOM
- 122.8
Weather station
- AWOS-3PT SMN
- 135.075
Before you go
Brief KSMN in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Lemhi County, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.