2
Runways
5
Frequencies
2
Procedures
9
NOTAMs
Quick Facts
FAA
42J
Elevation
195.6 ft MSL
Runways
2
Frequencies
5
Tower
No
Fuel
100LL,A+
Coordinates
29.845, -82.048
Airport Information
Facility Type
AIRPORT
Elevation
195.6 ft MSL
Control Tower
No
Fuel Types
100LL,A+
ARTCC
JACKSONVILLE
Coordinates
29.8447, -82.0475
Ownership
Public
Hours of Operation
Current Weather
METAR K42J 220655Z AUTO 13003KT 7SM BKN095 23/23 A3001 RMK A01
Flight Category
VFR
Wind
130° at 3 kt
Visibility
7 SM
Temperature
23°C
Dewpoint
23°C
Altimeter
1016.30 inHg
Cloud Cover
BKN
Nearest weather from K42J (0 NM away)
Observed 2026-05-22 06:55Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 05/23 | 5,046 ft | 100 ft | ASPH | MED |
| 11/29 | 4,899 ft | 75 ft | ASPH | MED |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| 42J AWOS-3 | 124.275 | - |
| APCH/P DEP/P | 118.175 | JACKSONVILLE INTL |
| APCH/P DEP/P | 338.25 | JACKSONVILLE INTL |
| CTAF | XXX.XXX | KEYSTONE HEIGHTS |
| UNICOM | XXX.XXX | KEYSTONE HEIGHTS |
Active NOTAMs
IFR Procedures
1 Approaches, 1 Runway
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42J Operational Overview
Location & Facility
KEYSTONE HEIGHTS (42J) is a publicly owned airport open to the public located in KEYSTONE HEIGHTS, Florida, United States. The field sits at an elevation of 195.6 feet above mean sea level (MSL) at coordinates 29.8447°N, 82.0475°W.
Runways
KEYSTONE HEIGHTS has 2 runways. The longest runway (05/23) measures 5,046 feet by 100 feet with a asph surface. Other runways include 11/29 (4,899 ft, ASPH).
Communications & Operations
KEYSTONE HEIGHTS is a non-towered (pilot-controlled) field. A total of 5 communication frequencies are published for this facility.
Services & Fuel
KEYSTONE HEIGHTS offers 100LL,A+ fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.
Instrument Procedures
KEYSTONE HEIGHTS has 2 published instrument flight procedures, including 1 approach. These procedures are updated on the 28-day AIRAC cycle. Sign up for AeroCopilot to view full procedure charts with waypoint maps and altitude profiles.
Current Conditions
The current flight category at KEYSTONE HEIGHTS is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations. There are currently 9 active NOTAMs for this facility.
Frequently Asked Questions
What is 42J?
42J is the ICAO identifier for KEYSTONE HEIGHTS, a public-use airport located in KEYSTONE HEIGHTS, Florida, United States.
How many runways does KEYSTONE HEIGHTS have?
KEYSTONE HEIGHTS (42J) has 2 runways. See the runway table above for dimensions and surface types.
What is the elevation of 42J?
The field elevation of KEYSTONE HEIGHTS is 195.6 feet above mean sea level (MSL).
Is fuel available at 42J?
Yes, KEYSTONE HEIGHTS offers 100LL,A+ fuel.
What are the current weather conditions at 42J?
The current flight category at KEYSTONE HEIGHTS is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at 42J?
There are currently 9 active NOTAMs for KEYSTONE HEIGHTS. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for 42J?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for KEYSTONE HEIGHTS.
Where is KEYSTONE HEIGHTS located?
KEYSTONE HEIGHTS (42J) is located in KEYSTONE HEIGHTS, Florida, United States, at an elevation of 195.6 ft MSL.