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MONTGOMERY COUNTY AIRPARK - Airport Diagram
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KGAI
ICAO KGAIIATA GAILocal GAI
MONTGOMERY COUNTY AIRPARK
PublicPUB

3 miles NE of GAITHERSBURG, MD, US
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Status
Operational
Coordinates
39° 10' 06"N 77° 09' 58"W
Elevation
539' MSL
Pattern Alt
1539' MSL
Mag Variation
11°W
Declination
9°W
Fuel
JET A, 100LL
FSS
LEESBURG (DCA)
Sectional
WASHINGTON
ARTCC
WASHINGTON (ZDC)
Data Effective
10/1/26-10/29/26
KGAI VFR
10:56 PM EDT  
Light Rain
Overcast 4,100'
10sm
68°F
68°F
30.09"Hg
Calm
AO2 RAB54 SLP199 P0000 60000 T02000200 51027
METAR KGAI 030256Z AUTO 00000KT 10SM -RA OVC041 20/20 A3009 RMK AO2 RAB54 SLP199 P0000 60000 T02000200 51027
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KGAI FBOs

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DC Metro Aviation Services
UNICOM: 123.075
Phone: (301) 963-8043
No Rating Available
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Phillips 66
As of 9/23
 100LL JET A JET A (FSII) MOGAS UL94
Self Serve 7.54
Full Serve 8.09 8.10
Fuel Notes
Prices include tax
Add $.07 for Jet A with Prist
Fuel Hours
Self-serve of 100LL is available 24 hours a day and is located on the opposite end of the main ramp.

Full-serve fuel is available every Sunday through Saturday from 7:00 AM to 7:00 PM local Eastern Time.

The FBO office is open every Sunday through Saturday at 8:00 AM- 7:00 PM
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Weather and Advisory

AWOS-3PT 128.275
(301) 977-2971

Common

CTAF 123.075
ACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY.
UNICOM 123.075

Clearance

Clearance Delivery 121.6

Arrival

TRSTN STAR 126.75

Approach

POTOMAC APPROACH 128.7

Departure

POTOMAC DEPARTURE 128.7
TERPZ DP 128.7

Terminal Area Forecast

KIAD (19nm)
Fri, 10/2 10:59 PM EDT
Fri, 10/2 11:00 PM EDT - Sun, 10/4 2:00 AM EDT
VFR
11:00 PM EDT - 4:00 AM EDT
Light Rain
Overcast 3,500'
Scattered 2,500'
6sm
330° 7kts
VFR
4:00 AM EDT - 3:00 PM EDT
Overcast 4,000'
6sm
360° 8kts
VFR
3:00 PM EDT - 2:00 AM EDT
Broken 6,000'
6sm
050° 6kts
TAF KIAD 030259Z 0303/0406 33007KT P6SM -RA SCT025 OVC035
   FM030800 36008KT P6SM OVC040
   FM031900 05006KT P6SM BKN060
KGAI
EffectiveExpiresCategoryNOTAM
Domestic
10/3/26
0400Z
10/3/26
1100Z
!DCA 10/058 GAI COM CLR DELIVERY 121.6 U/S USE 1-866-429-5882 2610030400-2610031100
9/24/26
2013Z
11/8/26
2013Z
!DCA 09/682 GAI OBST TOWER LGT (ASR 1059002) 390757.00N0771816.00W (6.8NM WSW GAI) 812.7FT (403.5FT AGL) U/S 2609242013-2611082013
9/24/26
1204Z
10/31/26
2300Z
Runway!DCA 09/673 GAI RWY 14 RWY END ID LGT U/S 2609241204-2610312300
9/24/26
1203Z
10/31/26
2300Z
Runway!DCA 09/672 GAI RWY 32 RWY END ID LGT U/S 2609241203-2610312300
9/14/26
1853Z
11/9/26
2359Z
!DCA 09/398 GAI OBST TOWER LGT (ASR 1036851) 390551.00N0770906.00W (4.3NM S GAI) 662.1FT (203.1FT AGL) U/S 2609141853-2611092359
9/10/26
1300Z
10/25/26
1259Z
!DCA 09/288 GAI OBST TOWER LGT (ASR 1037349) 390607.00N0770926.00W (4.0NM S GAI) 667.7FT (199.8FT AGL) U/S 2609101300-2610251259
7/18/26
1948Z
10/16/26
1948Z
!DCA 07/532 GAI OBST TOWER LGT (ASR 1060542) 390918.50N0771512.90W (4.1NM W GAI) 614.2FT (240.2FT AGL) U/S 2607181948-2610161948
9/4/25
1620Z
!DCA 09/111 GAI AIRSPACE SEE FDC 5/7224 ZDC SECURITY INSTRUCTIONS 2509041620-PERM
9/4/24
1830Z
!DCA 09/108 GAI AIRSPACE SEE FDC 4/2565 ZDC SECURITY INSTRUCTIONS 2409041830-PERM
FDC
8/24/26
1536Z
!FDC 6/7470 GAI ODP MONTGOMERY COUNTY AIRPARK, GAITHERSBURG, MD. TAKEOFF MINIMUMS AND (OBSTACLE) DEPARTURE PROCEDURES AMDT 1... TAKE-OFF MINIMUMS, RWY 14: 300-1 OR STD WITH A MINIMUM CLIMB OF 415 FT PER NM TO 900. TAKEOFF OBSTACLES: RWY 14 TEMPORARY CRANE 4651 FT FROM DER 1688FT RIGHT OF CENTERLINE, 200FT AGL/717FT MSL. EXCEPT WHEN ADVISED BY ATCT THAT THIS CRANE IS DOWN IN THE NOTAM 2026-AEA-7906-OE. 2608241536-2610141536EST
8/24/26
1535Z
!FDC 6/7467 GAI SID MONTGOMERY COUNTY AIRPARK, GAITHERSBURG, MD.
CONLE FIVE DEPARTURE (RNAV)...
LINSE TWO DEPARTURE (RNAV)...
TERPZ EIGHT DEPARTURE (RNAV)...
TAKEOFF OBSTACLES: RWY 14 TEMPORARY CRANE 4948 FT FROM DER 1688FT RIGHT OF CENTERLINE, 200FT AGL/717FT MSL.
EXCEPT WHEN ADVISED BY ATCT THAT THIS CRANE IS DOWN IN THE NOTAM.
2026-AEA-7906-OE. 2608241535-2610141535EST
8/3/26
1825Z
!FDC 6/1273 GAI SID MONTGOMERY COUNTY AIRPARK, GAITHERSBURG, MD.
TERPZ EIGHT DEPARTURE (RNAV)...
DO NOT FILE CLTCH TRANSITION, ATC ASSIGNED ONLY.
2608031825-2703151825EST
No
MARCH-MAY 0800-1900
JUNE-SEPTEMBER 0800-2000
OCTOBER-FEBRUARY 0800-1800
UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043.
MONTGOMERY COUNTY REV AUTH
13501 PENN SHOP RD SUITE 410
MT AIRY, MD 21771
Phone: 301-762-9080
JUSTIN BOLLUM, C.M.
7940 AIRPARK ROAD SUITE 410
GAITHERSBURG, MD 20879
Phone: 301-978-7009
LEESBURG FSS (DCA)
Toll Free: 1-800-WX-BRIEF
DCA
--
ACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY.
N/A
No
Yes
No
Hanger, Tie-Down
NOT a Landing Rights Airport
NOT an Airport of Entry
Minor
Major
Low Pressure
None
Air Freight
Avionics
Charter Service
Pilot Instruction
Aircraft Rental
Aircraft Sales

Runway 14/32

4202 ft. x 75 ft.
ASPH  
Good 
NONE 
MED 
 
-- 
-- 
-- 
-- 
  Runway 14 Runway 32
True Heading 127°307°
Traffic Pattern Left Right
Markings NPI NPI
Markings Condition GOOD GOOD
Latitude 39° 10' 19"N 39° 09' 53"N
Longitude 77° 10' 19"W 77° 09' 36"W
Elevation 493' 539'
Threshold Crossing Height 40 ft. AGL 45 ft. AGL
Visual Glide Path Angle 3° 3.25°
Visual Slope Indicator P4L P4L
Approach Lights
Centerline Lights
Runway End Identifier Lights Yes Yes
A110*GTHIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY.
A110-1NOISE ABATEMENT DEP RWY 32; TURN RIGHT TO AT LEAST 340 DEGS; JETS REFRAIN FROM RWY 32 TAKEOFF BTWN 2300-0700.
A110-11FOR CD CTC POTOMAC APCH AT 866-429-5882.
A110-12RWY 32 PAPI BAFFLED BYD 5 DEG L OF CRS DUE TO BLDG.
A110-2DEER & BIRDS ON & INVOF ARPT.
A110-4HELICOPTERS REFRAIN FM AIR TAXI OVER PAVED PARKING RAMPS.
A110-5RWY 14 HAS 30 FT DOWNSLOPE 75 FT L/R OF CNTRLN AT THR TO 150 FT BOTH SIDES.
A110-6ARPT NOT RECOMMENDED FOR ACFT WITH WINGSPAN IN EXCESS OF 79 FT & GROSS WT IN EXCESS OF 48000 POUNDS.
A110-7SOUTH RAMP NOT RECOMMENDED FOR AIRCRAFT WITH WINGSPAN GREATER THAN 79 FT OR WEIGHT GREATER THAN 40000 LBS.
A110-8BE ALERT SFRA PROCEDURES IN EFFECT.
A110-9PREFERRED CALM WIND RWY 14.
A16EXT. 1011
A17-M2UNATNDD CHRISTMAS DAY. FOR AFT HRS SVC CALL 301-963-8043.
A58-14RWY 14, 47 FT TREES, 169 FT R, 195 FT FM THR.
A58-32RWY 32 HAS +15 FT RIDGE PARALLEL TO RWY 155 FT L; +6FT FENCE PARALLEL TO RWY 180 FT R.
A70-100LLFUEL TRUCK AVBL 0800-2000; REQUEST ON 122.85. SELF-SERVE 100LL AVAILABLE WITH CREDIT CARD.
A81-APTACTVT REIL RWY 14 & 32; MIRL RWY 14/32 - CTAF. PAPI RWY 14 & 32 OPR CONSLY.
E1471000 FT AGL (1539 FT MSL) TURBINE AND JET 1500 FT AGL (2039 FT MSL) HELICOPTERS 800 FT AGL (1339 FT MSL).
MONTGOMERY COUNTY AIRPARK (ICAO: KGAI, IATA: GAI) is a public airport located in GAITHERSBURG, MD, US.