Montgomery County Airpark
GAI · KGAI · Gaithersburg, Maryland · Montgomery County · map
Montgomery County Airpark is a public-use airport owned by Montgomery County Rev Auth, 3 miles northeast of Gaithersburg, Maryland, 539 feet above sea level. Its one runway, 14/32, is 4,202 feet of asphalt. It has fuel (100LL avgas, Jet A).
Weather right now KGAI · observed 3:56 pm EDT (19:56 UTC), 40 minutes ago
VFR good flying weather
- Wind from the west-northwest (290°) at 3 knots
- Visibility 10 miles or more
- Temperature 63°F (17°C), dew point 39°F (4°C)
- Altimeter 30.14 inHg
No terminal forecast is issued for this station. The nearest forecast is usually at the closest larger airport.
The codes as issued (METAR and TAF)
METAR KGAI 061956Z AUTO 29003KT 10SM CLR 17/04 A3014 RMK AO2 SLP220 T01720039
From the National Weather Service's aviation weather service, refreshed every few minutes; times are local to the airport with UTC in brackets. For a flight, get your briefing from Flight Service or an approved provider.
The airport
- Codes
- FAA GAI · ICAO KGAI
- Kind
- Airport · open to the public · publicly owned
- Owner
- Montgomery County Rev Auth
- Elevation
- 539 feet above sea level
- Control tower
- No control tower
- Attended
- MARCH to May, every day, 8:00 am to 7:00 pm; JUNE to SEPTEMBER, every day, 8:00 am to 8:00 pm; OCTOBER to FEBRUARY, every day, 8:00 am to 6:00 pm
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- Fuel
- 100LL avgas, Jet A
- Repairs
- airframe: minor repairs; engine: major repairs
- Parking
- hangar, tiedown
- On the chart
- Washington sectional
- Magnetic variation
- 9W
- In the FAA's files since
- August 1960
Runway
For understanding the field, not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 14/32 | 4,202 × 75 ft | Asphalt, good | Medium-intensity lights |
- Runway 14: PAPI, four lights on the left
- Runway 32: PAPI, four lights on the left, right-hand traffic pattern, trees 27 ft high 952 ft from the end
Radio frequencies
| Common traffic advisory (CTAF) · UNICOM | 123.075 | |
| Clearance delivery | 121.6 | |
| Approach and departure · Departure procedure (TERPZ) | 128.7 | |
| Trstn and star | 126.75 | |
| Gai and aWOS-3PT | 128.275 |
Automated weather (AWOS-3PT), by phone 301-977-2971.
Wind map live wind over the area, from Windy.com
Colours show wind speed, the moving lines its direction; drag the time bar for the coming days. Map and forecast by Windy.com.
Aircraft registered in Gaithersburg from the FAA register
66 aircraft are registered to owners in Gaithersburg, Maryland: 60 piston singles, 3 piston twins, 2 drones, 1 business jet. Not every one of them is based at this airport; the based-aircraft count above is the FAA's figure for this airport alone.
Companies and organisations in town with two or more aircraft:
Individuals are counted, never named. All aircraft registered in Maryland.
Accidents and incidents at or near this airport NTSB records · 36 since 1982, 4 fatal
Cases the NTSB recorded with this as the nearest airport, newest first. Each opens the full report in plain English.
Nearby within 30 nautical miles
The FAA's remarks as written in the airport file
- Noise abatement departure runway 32; turn right to at least 340 degreess; jets refrain from runway 32 takeoff between 11:00 pm to 7:00 am.
- Activate runway end identifier lights runway 14 and 32; medium-intensity runway lights runway 14/32 - the common traffic frequency. PAPI runway 14 and 32 operates continuously.
- 1000 feet above ground level (1539 feet above sea level) turbine and jet 1500 feet above ground level (2039 feet above sea level) helicopters 800 feet above ground level (1339 feet above sea level).
- Ext. 1011
- Fuel truck available 8:00 am to 8:00 pm; request on 122.85. SELF-SERVE 100LL available with credit card.
- Runway 14, 47 feet trees, 169 feet R, 195 feet from threshold.
- Runway 32 has +15 feet ridge parallel to runway 155 feet L; +6FT fence parallel to runway 180 feet R.
- Deer and birds on and in the vicinity of airport.
- Helicopters refrain from air taxi over paved parking ramps.
- Runway 14 has 30 feet downslope 75 feet L/R of centerline at threshold to 150 feet both sides.
- Airport not recommended for aircraft with wingspan in excess of 79 feet and gross WT in excess of 48000 pounds.
- South ramp not recommended for aircraft with wingspan greater than 79 feet or weight greater than 40000 pounds.
Facts from the FAA's airport file effective October 1, 2026, written out in plain English; weather from the National Weather Service's aviation weather service; registered aircraft from the FAA register as of October 5, 2026; accidents from the NTSB's public database. Owners are shown only when they are an organisation; no person is named. Check the official sources before a flight: this page is for understanding an airport, not for planning one.