1
Runway
1
Frequency
0
Procedures
Quick Facts
FAA
U91
Elevation
5,144 ft MSL
Runways
1
Frequencies
1
Tower
No
Fuel
N/A
Coordinates
42.373, -115.879
Airport Information
Facility Type
AIRPORT
Elevation
5,144 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
SALT LAKE CITY
Coordinates
42.3733, -115.8794
Ownership
Public
Hours of Operation
Current Weather
Nearby Weather Cameras
No camera at U91. Showing nearest cameras.
Deer
North · Camera 1 · 4 cameras total
40 NM away
Jacks Peak
NorthEast · Camera 2 · 4 cameras total
52 NM away
12 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Ends | Length | Width | Surface | Lights | Weight Bearing | PCN |
|---|---|---|---|---|---|---|---|
| 05/23 | 05 / 23 | 2,750 ft | 150 ft | DIRT | - | - | - |
Frequencies
| Type | Frequency | Name | Call Sign | Use | Hours |
|---|---|---|---|---|---|
| CTAF | 122.9 | GRASMERE | - | CTAF | - |
Airport Remarks
- ESTABD PRIOR TO 1959.
- NO WINTER MAINTENANCE.
- RY 05/23 SFC MAY BE POOR DUE TO DAMAGE BY LIVESTOCK; GROUND VEHICLES AND RODENTS.
- NO TELEPHONE AVBL AT ARPT.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- TIEDOWN PADS HAVE NO CHAINS.
- 05/23 EDGES & THRS MARKED WITH WHITE ROCKS.
- RY 05, 4 FT FENCE AT 90 FT ON CNTRLN; 7 FT ROAD AT 150 FT ON CNTRLN. 65 FT MARKED POWERLINE AT 900 FT ON CNTRLN.
Nearby airports & facilities
KU91
GRASMERE
GRASMERE — <1 nm
NV11
Owyhee Hospital Heliport
Owyhee — 27 nm
NV11
OWYHEE HOSPITAL
OWYHEE — 27 nm
10U
OWYHEE
OWYHEE — 29 nm
K10U
Owyhee Airport
Owyhee — 29 nm
3U0
MURPHY HOT SPRINGS
THREE CREEK — 32 nm
3U0
MURPHY HOT SPRINGS
THREE CREEK — 32 nm
ID42
POPLAR POINT
BRUNEAU — 34 nm
ID42
POPLAR POINT
BRUNEAU — 34 nm
KMUO
MOUNTAIN HOME AFB
MOUNTAIN HOME — 40 nm
NV08
Petan Ranch Airport
Mountain City — 41 nm
NV08
PETAN RANCH
MOUNTAIN CITY — 41 nm
Nearest airports
- KU91 — GRASMERE
GRASMERE
- NV11 — Owyhee Hospital Heliport
Owyhee
- NV11 — OWYHEE HOSPITAL
OWYHEE
- 10U — OWYHEE
OWYHEE
- K10U — Owyhee Airport
Owyhee
Idaho airports
U91 Operational Overview
Location & Facility
GRASMERE (U91) is a publicly owned airport open to the public located in GRASMERE, Idaho, United States. The field sits at an elevation of 5,144 feet above mean sea level (MSL) at coordinates 42.3733°N, 115.8794°W.
Runways
GRASMERE has 1 runway. The longest runway (05/23) measures 2,750 feet by 150 feet with a dirt surface.
Communications & Operations
GRASMERE is a non-towered (pilot-controlled) field. A total of 1 communication frequencies are published for this facility.
Weather Cameras
3 FAA Weather Cameras are available near GRASMERE, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Frequently Asked Questions
What is U91?
U91 is the ICAO identifier for GRASMERE, a public-use airport located in GRASMERE, Idaho, United States.
How many runways does GRASMERE have?
GRASMERE (U91) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of U91?
The field elevation of GRASMERE is 5,144 feet above mean sea level (MSL).
Is fuel available at U91?
No fuel types are currently listed for GRASMERE. Contact the FBO directly for availability.
What is the longest runway at U91?
The longest runway at GRASMERE is 2,750 feet long.
How do I access complete data for U91?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for GRASMERE.
Where is GRASMERE located?
GRASMERE (U91) is located in GRASMERE, Idaho, United States, at an elevation of 5,144 ft MSL.
Does U91 have weather cameras?
U91 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.