Greenwood Lake Airport
4N1 · West Milford, New Jersey · Passaic County · map
Greenwood Lake Airport is a public-use airport owned by N.J. Dept. Transportation, 1 mile east of West Milford, New Jersey, 790 feet above sea level. Its one runway, 06/24, is 3,471 feet of asphalt. It has fuel (100LL avgas, Jet A).
The airport
- Codes
- FAA 4N1
- Kind
- Airport · open to the public · publicly owned
- Owner
- N.J. Dept. Transportation
- Elevation
- 790 feet above sea level
- Control tower
- No control tower
- Attended
- every day, 8:00 am to 5:00 pm
- Lights
- runway lights see the remarks below; beacon sunset to sunrise
- Fuel
- 100LL avgas, Jet A
- Repairs
- airframe: major repairs; engine: major repairs
- Parking
- tiedown
- On the chart
- New York sectional
- Magnetic variation
- 13W
- In the FAA's files since
- June 1960
Runway
For understanding the field, not for navigation.
| Runway | Length × width | Surface | Lights |
|---|---|---|---|
| 06/24 | 3,471 × 60 ft | Asphalt, excellent | Medium-intensity lights |
- Runway 06: right-hand traffic pattern, trees 192 ft high 1,988 ft from the end
- Runway 24: PAPI, two lights on the left, tree 23 ft high 680 ft from the end
Radio frequencies
| Common traffic advisory (CTAF) | 122.9 | |
| Approach and departure | 127.6 |
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 West Milford from the FAA register
16 aircraft are registered to owners in West Milford, New Jersey: 16 piston singles. 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 New Jersey.
Accidents and incidents at or near this airport NTSB records · 39 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
- Recommended that wires runway 6 approach be marked with plastic balls or put undergnd (wires now marked and lights mounted on poles).
- Automated UNICOM; 3 clicks to activate.
- Runway 06/24 steep rock ledges located just beyond both runway ends.
- Activate medium-intensity runway lights runway 06/24 - the common traffic frequency, 5 clicks. PAPI runway 24 operates continuously.
- Trees below runway end, cliff.
- Airport subject to gusting wind and frequent crosswinds.
- Some runway and taxiway lights taller than standard.
- Deer and birds on and in the vicinity of airport.
- Drop zone located southeast side of runway.
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.