Montgomery County Airpark (KGAI)
Non-towered public-use airport serving Gaithersburg, Maryland, at 539 ft elevation.
Elevation539 ft
ControlNon-towered
Longest runway4,202 ft
Magnetic variation9° W
On the field: flight training, aircraft rental, charter, avionics repair (as listed in FAA data). Find flight schools in Maryland.
Live weather
Forecast (TAF)
Loading…
Frequencies
| AWOS/ASOS | 128.275 |
|---|---|
| CTAF | 123.075 |
| UNICOM | 123.075 |
| Clearance delivery | 121.6 |
| Approach/Departure | 128.7 Potomac |
Runways
| Runway | Size | Surface | Lights |
|---|---|---|---|
| 14/32 | 4,202 × 75 ft | Asphalt | Medium intensity |
Fuel: 100LL, A. Sectional: Washington.
Nearby airports
W50Davis5 NM NKCGSCollege Park16 NM SEKFDKFrederick Municipal18 NM NW2W2Clearview Airpark19 NM NKFMEFort Meade Executive20 NM EW00Freeway23 NM SE
Before you fly here
- Read the FAA Chart Supplement entry for GAI: traffic pattern, CTAF/UNICOM, hours, fuel and remarks.
- Check NOTAMs and get a weather briefing at 1800wxbrief.com.
- Study the airport diagram and the sectional around KGAI for airspace and terrain.
- More detail: AirNav · SkyVector
Airport data from the FAA National Airspace System Resource (NASR) subscription effective Oct 1, 2026; magnetic variation as published for 1985. Weather is live from aviationweather.gov. Always confirm with current official sources before flight. This guide is a study aid.