Greenwood Lake Airport (4N1)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	4N1
Airport Status	Operational
Longitude/Latitude	74°20'47.5000" W / 41°7'42.2000" N -74.346528 / 41.128389 (Estimated)
Elevation	789.60 ft / 240.67 m (Surveyed)
Land	150 acres
From nearest city	1 nautical miles E of West Milford, NJ
Location	Passaic County, NJ
Magnetic Variation	13W (1995)

Owner & Manager

Ownership	Publicly owned
Owner	N.J. DEPT. TRANSPORTATION
Address	1035 PARKWAY AVE. P.O. BOX 610 TRENTON, NJ 08625
Phone number	609-963-2100
Manager	TIM WAGNER
Address	126A AIRPORT RD BOX 1 WEST MILFORD, NJ 07480
Phone number	973-728-7721

Airport Operations and Facilities

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

Airport Communications

CTAF

122.9 MHz

Airport Services

Fuel types	100LL,A
Airframe repair	MAJOR
Power plant repair	MAJOR
Bottled oxygen	NONE
Bulk oxygen	NONE
Transient storage	Tiedown
Other services	AMB,INSTR,PAJA,RNTL,SALES

Runway Information

Runway 06/24

Dimensions	3471 x 60 ft (1058 x 18 m)
Surface	ASPH (EXCELLENT)
Surface treatment
Edge lights	Medium

	06	24
Alignment	48°	228°
Physical elevation	789.30 ft	789.40 ft
Coordinates	41.125183 / -74.351200	41.131578 / -74.341861
Traffic pattern	Right	Left
Runway marking	Non-precision instrument , Good Condition	Non-precision instrument , Good Condition
VGSI		2-light PAPI on left
Runway end lights	No	No

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
EWR	DME	NEWARK	84Y	113.75		28.3 nm
EWR	FAN MARKER	MARYANN		0.00	11W	26.5 nm
SKU	FAN MARKER	STANWYCK		0.00	12W	27.6 nm
SW	NDB	NEELY		335.00	14W	22.1 nm
SKU	NDB	STANWYCK		261.00	12W	27.6 nm
FR	NDB	FRIKK		407.00	14W	44.6 nm
HUO	VOR/DME	HUGUENOT	108X	116.10	11W	20.2 nm
TEB	VOR/DME	TETERBORO	21X	108.40	11W	21.2 nm
STW	VOR/DME	STILLWATER	33X	109.60	11W	25.0 nm
BWZ	VOR/DME	BROADWAY	89X	114.20	11W	29.3 nm
LGA	VOR/DME	LA GUARDIA	78X	113.10	12W	30.0 nm
CMK	VOR/DME	CARMEL	113X	116.60	12W	35.8 nm
CRI	VOR/DME	CANARSIE	70X	112.30	11W	37.2 nm
SBJ	VOR/DME	SOLBERG	76X	112.90	10W	37.4 nm
JFK	VOR/DME	KENNEDY	106X	115.90	12W	39.6 nm
IGN	VOR/DME	KINGSTON	123X	117.60	12W	40.0 nm
COL	VOR/DME	COLTS NECK	101X	115.40	11W	49.8 nm
SAX	VORTAC	SPARTA	104X	115.70	11W	9.4 nm

Remarks

• RY 06/24 STEEP ROCK LEDGES LCTD JUST BYD BOTH RY ENDS.
• ARPT SUBJECT TO GUSTING WIND & FREQUENT CROSSWINDS.
• SOME RWY AND TWY LGTS TALLER THAN STANDARD.
• DEER AND BIRDS ON AND INVOF ARPT.
• FOR CD CTC NEWARK APCH AT 800-645-3206.
• DROP ZONE LCTD SE SIDE OF RWY.
• RECOMMENDED THAT WIRES RWY 6 APCH BE MKD WITH PLASTIC BALLS OR PUT UNDERGND (WIRES NOW MKD & LGTS MOUNTED ON POLES).