Granby Grand County Airport

GNB · KGNB · Granby, CO · 8,203 ft elevation · var 8E · Non-towered

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

ICAO / IATA: KGNB
Coordinates: 40.0897, -105.9170
Elevation: 8,203 ft MSL
Magnetic variation: 8E
Sectional chart: CHEYENNE
Airport use: Public
Control tower: No
ARTCC: DENVER (ZDV)
Flight service (FSS): DENVER
NOTAM facility: DEN
Attendance: UNATNDD
Beacon: white-green (SS-SR)
Segmented circle: Yes
Wind indicator: lighted
Activated: 1945/12
Distance from city: 1 NE

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (MDT)	UTC
Morning civil twilight Loggable night ends	05:02 AM	11:02Z
Sunrise	05:35 AM	11:35Z
Sunset	08:36 PM	02:36Z
Evening civil twilight Loggable night begins	09:09 PM	03:09Z

Loggable night (§1.1)

09:09 PM → 05:02 AM

Night currency (§61.57)

09:36 PM → 04:35 AM

Plan a flight from KGNB

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Night operations

Airport lighting: SEE RMK
Rotating beacon: white-green · SS-SR
Pilot-controlled lighting: ACTVT REIL RWY 09 & 27; LIRL RWY 09/27 - CTAF. on 123.0 — Chart Supplement ↗

Runway lighting aids — 09: 2-light PAPI (left).

FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 09 · 094°
Pattern: left (turns left)
TPA: 9,200 ft MSL (≈1,000 AGL)
CTAF: 123.0

Enter the left downwind for Rwy 09 at 9,200 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 09/27

5,001 ft × 75 ft · Asphalt (Fair)

Edge lights: Low. Weight bearing: Single wheel 15k, Double wheel 15k.

Heading: 094° mag · 102° true
Markings: nonprecision
VGSI: 2-light PAPI (left) (3°)
Traffic pattern: Left

Heading: 274° mag · 282° true
Markings: nonprecision
Traffic pattern: Right
Approach obstacle: Fence, 16 ft, 325 ft from threshold, 128 ft R of centerline — 7:1 slope to clear · penetrates the 20:1 visual approach surface

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
09/27	5,001 ft

Communication frequencies

Service	Frequency	Notes
AWOS	119.925	AWOS 1
UNIC	123	CTAF/UNICOM

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
RLG · Kremmling	VOR-DME	113.80	r064° / 24.7 NM
BJC · Jeffco	VOR-DME	115.40	r276° / 37.3 NM

Procedures at a glance

Lowest mins: RNAV (GPS) · vertical guidance Takeoff mins / ODP ↗ Non-std alternate mins ↗

Approaches1

RNAV (GPS) circling ↗

Departures

JANKE ONE (OBSTACLE) (RNAV) ↗

Minimums & Hot Spots

Chart Supplement FAA A/FD

Open PDF ↗

Preview Chart Supplement

VFR sectional

Open KGNB on the VFR sectional (SkyVector) ↗

Services

Fuel available: 100LL, Jet A
Bottled oxygen: NONE
Bulk oxygen: NONE
Airframe service: NONE
Powerplant service: NONE
Parking: tiedowns
Other services: Instruction

Ownership & management

Owner

GRAND COUNTY

P.O. BOX 264, P.O. BOX 264, HOT SULPHUR SPRINGS, CO

970-725-3347

Manager

SHAWN MAHORNEY

P O BOX 264, HOT SULPHUR SPRINGS, CO

970-887-2123

Remarks FAA

ESTABLISHED PRIOR TO 1959.
RCMD TKOF TO EAST ONLY BY EXPERIENCED PILOTS; HIGH GROUND RISES QUICKLY TO THE EAST.
RWY 27 HAS +525 FT TERRAIN 6000 FT FM THLD 1400 LEFT OF CNTRLN, +52 FT TERRAIN 1200 FT FM THLD ON EXTNDD CNTRLN, +40 FT POWERLINE 965 FT FM THLD 260 LEFT OF CNTRLN.
FOR CD CTC DENVER ARTCC AT 303-651-4257.
RWY 09 HAS +563 FT TERRAIN 21277 FT FM THLD 371 FT LEFT OF CNTRLN.
COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -24C.
ACTVT REIL RWY 09 & 27; LIRL RWY 09/27 - CTAF.
ARPT CONTACT; JOSHUA SCHROEDER - JSCHROEDER@CO.GRAND.CO.US, 970-887-2123.
FUEL AVBL 24 HR SELF SVC.

Nearby airports

20V · McElroy Airfield (21 NM)34CD · Elk Park Ranch AirportPrivate (24 NM)CO07 · Athanasiou Valley AirportPrivate (25 NM)CO23 · Ashlawn AirportPrivate (31 NM)KBDU · Boulder Municipal Airport (32 NM)CO10 · Lemons Private StripPrivate (32 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KGNB in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About KGNB

Granby Grand County Airport (GNB · KGNB) is an airport in Granby, CO, at 8,203 ft MSL. It has 1 runway, the longest 5,001 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KGNB, refreshed from the Aviation Weather Center and FAA NASR.

Does KGNB have a control tower?

No. Granby Grand County Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.

What is the longest runway at KGNB?

Granby Grand County Airport has 1 runway; the longest is 5,001 ft. See the Runways tab for headings, surface, and lighting.

Where is KGNB?

Granby Grand County Airport is in Granby, CO, at an elevation of 8,203 ft MSL. Coordinates: 40.0897, -105.9170.

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