1
Runway
0
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
FAA
3NJ4
Elevation
90 ft MSL
Runways
1
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
40.331, -74.628
Airport Information
Facility Type
HELIPORT
Elevation
90 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
NEW YORK
Coordinates
40.3306, -74.6278
Ownership
Private
Hours of Operation
Current Weather
METAR KTTN 091953Z 20005KT 10SM CLR 27/11 A3011 RMK AO2 SLP190 T02670111
Flight Category
VFR
Wind
200° at 5 kt
Visibility
10+ SM
Temperature
26.7°C
Dewpoint
11.1°C
Altimeter
1019.70 inHg
Cloud Cover
CLR
Nearest weather from KTTN (12 NM away)
Observed 2026-06-09 19:53Z
Nearby Weather Cameras
No camera at 3NJ4. Showing nearest cameras.
Old Bridge Airport
South · Camera 3 · 3 cameras total
17 NM away
Sky Manor Airport
SouthWest · Camera 1
25 NM away
8 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| H1 | 50 ft | 50 ft | ASPH | - |
Active NOTAMs
No active NOTAMs for 3NJ4.
Nearby Airports in New Jersey
12N
AEROFLEX/ANDOVER
ANDOVER — 582.7 ft
K12N
Aeroflex-Andover Airport
Andover — 583 ft
JY07
Air-List-Ads Airport
Stewartsville — 360 ft
N85
ALEXANDRIA
PITTSTOWN — 480 ft
KN85
Alexandria Field Airport
Pittstown — 480 ft
3NJ9
Allen Airstrip
Vincentown — 51 ft
3NJ9
ALLEN AIRSTRIP
VINCENTOWN — 51 ft
23NJ
ALLIANCE
PITTSGROVE — 110 ft
Nearest airports
- 12N — AEROFLEX/ANDOVER
ANDOVER
- K12N — Aeroflex-Andover Airport
Andover
- JY07 — Air-List-Ads Airport
Stewartsville
- N85 — ALEXANDRIA
PITTSTOWN
- KN85 — Alexandria Field Airport
Pittstown
New Jersey airports
3NJ4 Operational Overview
Location & Facility
SARNOFF PRINCETON (3NJ4) is a privately owned heliport restricted to private use located in PRINCETON, New Jersey, United States. The field sits at an elevation of 90 feet above mean sea level (MSL) at coordinates 40.3306°N, 74.6278°W.
Helipads
SARNOFF PRINCETON has 1 helipad. The longest pad (H1) measures 50 feet by 50 feet with a asph surface.
Communications & Operations
SARNOFF PRINCETON is a non-towered (pilot-controlled) field.
Weather Cameras
3 FAA Weather Cameras are available near SARNOFF PRINCETON, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Current Conditions
The current flight category at SARNOFF PRINCETON is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
Frequently Asked Questions
What is 3NJ4?
3NJ4 is the ICAO identifier for SARNOFF PRINCETON, a public-use airport located in PRINCETON, New Jersey, United States.
How many runways does SARNOFF PRINCETON have?
SARNOFF PRINCETON (3NJ4) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of 3NJ4?
The field elevation of SARNOFF PRINCETON is 90 feet above mean sea level (MSL).
Is fuel available at 3NJ4?
No fuel types are currently listed for SARNOFF PRINCETON. Contact the FBO directly for availability.
What are the current weather conditions at 3NJ4?
The current flight category at SARNOFF PRINCETON is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at 3NJ4?
There are currently no active NOTAMs for SARNOFF PRINCETON.
How do I access complete data for 3NJ4?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for SARNOFF PRINCETON.
Where is SARNOFF PRINCETON located?
SARNOFF PRINCETON (3NJ4) is located in PRINCETON, New Jersey, United States, at an elevation of 90 ft MSL.
Does 3NJ4 have weather cameras?
3NJ4 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.