Greenwood Lake Airport
4N1 has 1 runway. The longest is 6/24 at 3,471 ft × 60 ft (asphalt).
FAA NASR data, cycle 2026-09-03
4N1 field elevation is 791 ft MSL. The standard traffic pattern altitude at 4N1 is 1,790 ft MSL (1,000 ft AGL). Fuel available at 4N1: 100LL, Jet A.
FAA NASR data, cycle 2026-09-03
CTAF 122.9 MHz — 4N1 is non-towered; self-announce position and intentions on CTAF.
Check 4N1 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 4N1 is a non-towered airport. The CTAF frequency is 122.9 MHz.
4N1 has 1 runway (6/24). The longest runway is 3,471 feet.
4N1 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,790 feet MSL at a field elevation of 791 feet.
Yes. 4N1 (Greenwood Lake Airport) has 100LL, Jet A available. Call the field for hours, self-serve availability and price.
4N1 (Greenwood Lake Airport) has a field elevation of 791 feet MSL.
4N1 (Greenwood Lake Airport) is located in West Milford, NJ.