Montgomery County Airpark Airport (GAI)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	GAI
Airport Status	Operational
Longitude/Latitude	77°9'57.6000" W / 39°10'6.0000" N -77.166000 / 39.168333 (Estimated)
Elevation	538.70 ft / 164.20 m (Surveyed)
Land	125 acres
From nearest city	3 nautical miles NE of Gaithersburg, MD
Location	Montgomery County, MD
Magnetic Variation	09W (1985)

Owner & Manager

Ownership	Publicly owned
Owner	MONTGOMERY COUNTY REV AUTH
Address	101 MONROE ST 4TH FLOOR SUITE 410 ROCKVILLE, MD 20850
Phone number	301-762-9080
Manager	JUSTIN BOLLUM, C.M.
Address	7940 AIRPARK ROAD SUITE 410 GAITHERSBURG, MD 20879
Phone number	301-978-7009

Airport Operations and Facilities

Airport Use	Open to public
Wind indicator	No
Segmented Circle	Yes
Control Tower	NON-ATCT
Lighting Schedule	SEE RMK
Beacon Color	White-Green (lighted land airport)
Landing fee charge	No
Sectional chart	WASHINGTON
Region	AEA - Eastern
Responsible ARTCC	ZDC - WASHINGTON
Tie-in FSS	DCA - LEESBURG
FSS on Airport	No
FSS Toll Free	1-800-WX-BRIEF
NOTAMs Facility	DCA (NOTAM-d service available)

Airport Communications

CTAF	123.075 MHz
UNICOM	123.075 MHz
AWOS-3PT	GAI (301-977-2971)

Airport Services

Fuel types	100LL,A
Airframe repair	MINOR
Power plant repair	MAJOR
Bottled oxygen	LOW
Bulk oxygen	NONE
Transient storage	Hangar, Tiedown
Other services	AFRT,AVNCS,CHTR,INSTR,RNTL,SALES

Runway Information

Runway 14/32

Dimensions	4202 x 75 ft (1281 x 23 m)
Surface	ASPH (GOOD)
Surface treatment
Edge lights	Medium

	14	32
Alignment	127°	307°
Physical elevation	493.30 ft	538.70 ft
Coordinates	39.171844 / -77.171889	39.164838 / -77.160115
Traffic pattern	Left	Right
Runway marking	Non-precision instrument , Good Condition	Non-precision instrument , Good Condition
VGSI	4-light PAPI on left	4-light PAPI on left
Runway end lights	Yes	Yes

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
GTN	NDB	GEORGETOWN		323.00	09W	14.5 nm
FND	NDB	ELLICOTT		371.00	11W	19.5 nm
OTT	TACAN	NOTTINGHAM	84X	113.70	10W	34.1 nm
HGR	VOR	HAGERSTOWN		109.80	07W	45.1 nm
FDK	VOR/DME	FREDERICK	115Y	116.85	08W	17.6 nm
DCA	VOR/DME	WASHINGTON	47X	111.00	09W	19.5 nm
AML	VOR/DME	ARMEL	82X	113.50	08W	19.9 nm
EMI	VORTAC	WESTMINSTER	126X	117.90	08W	21.5 nm
BAL	VORTAC	BALTIMORE	98X	115.10	11W	23.5 nm
ADW	VORTAC	ANDREWS	78X	113.10	10W	25.8 nm
MRB	VORTAC	MARTINSBURG	58X	112.10	07W	34.3 nm
CSN	VORTAC	CASANOVA	110X	116.30	06W	45.5 nm

Remarks

• NOISE ABATEMENT DEP RWY 32; TURN RIGHT TO AT LEAST 340 DEGS; JETS REFRAIN FROM RWY 32 TAKEOFF BTWN 2300-0700.
• FOR CD CTC POTOMAC APCH AT 866-429-5882.
• RWY 32 PAPI BAFFLED BYD 5 DEG L OF CRS DUE TO BLDG.
• DEER & BIRDS ON & INVOF ARPT.
• HELICOPTERS REFRAIN FM AIR TAXI OVER PAVED PARKING RAMPS.
• RWY 14 HAS 30 FT DOWNSLOPE 75 FT L/R OF CNTRLN AT THR TO 150 FT BOTH SIDES.
• ARPT NOT RECOMMENDED FOR ACFT WITH WINGSPAN IN EXCESS OF 79 FT & GROSS WT IN EXCESS OF 48000 POUNDS.
• SOUTH RAMP NOT RECOMMENDED FOR AIRCRAFT WITH WINGSPAN GREATER THAN 79 FT OR WEIGHT GREATER THAN 40000 LBS.
• BE ALERT SFRA PROCEDURES IN EFFECT.
• PREFERRED CALM WIND RWY 14.