3
Runways
3
Frequencies
2
Procedures
7
NOTAMs
Quick Facts
ICAO
K42J
FAA
42J
Elevation
196 ft MSL
Runways
3
Frequencies
3
Tower
No
Fuel
100LL,A+
Coordinates
29.845, -82.048
Airport Information
Facility Type
AIRPORT
Elevation
196 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 132055Z AUTO 36008G15KT 10SM SCT036 BKN120 29/20 A2982 RMK A01
Flight Category
VFR
Wind
360° at 8 kt G15
Visibility
10+ SM
Temperature
29°C
Dewpoint
20°C
Altimeter
1009.90 inHg
Cloud Cover
BKN
Observed 2026-05-13 20:55Z
Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 05/23 | 5,044 ft | 100 ft | ASPH-G | - |
| 11/29 | 4,899 ft | 75 ft | ASPH-G | - |
| 16/34 | 4,400 ft | 150 ft | ASP | - |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| A/D | 118.175 | JACKSONVILLE APP/DEP |
| ATIS | 124.275 | AWOS 3 |
| UNIC | 122.7 | CTAF/UNICOM |
Active NOTAMs
42J 26/113
2026-05-11 12:00 – 2026-05-15 21:00
42J 26/167
2026-05-11 09:42 – 2026-06-25 09:42
IFR Procedures
1 Runway, 1 Approaches
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K42J Operational Overview
Location & Facility
Keystone Heights Airport (K42J) is a publicly owned airport open to the public located in Keystone Heights, Florida, United States. The field sits at an elevation of 196 feet above mean sea level (MSL) at coordinates 29.8447°N, 82.0475°W.
Runways
Keystone Heights Airport has 3 runways. The longest runway (05/23) measures 5,044 feet by 100 feet with a asph-g surface. Other runways include 11/29 (4,899 ft, ASPH-G), 16/34 (4,400 ft, ASP).
Communications & Operations
Keystone Heights Airport is a non-towered (pilot-controlled) field. ATIS is available on 124.275 MHz. A total of 3 communication frequencies are published for this facility.
Services & Fuel
Keystone Heights Airport offers 100LL,A+ fuel. Pilots planning fuel stops should confirm availability with the FBO, as hours and pricing may vary.
Instrument Procedures
Keystone Heights Airport 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 Airport 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 7 active NOTAMs for this facility.
Frequently Asked Questions
What is K42J?
K42J is the ICAO identifier for Keystone Heights Airport, a public-use airport located in Keystone Heights, Florida, United States.
How many runways does Keystone Heights Airport have?
Keystone Heights Airport (K42J) has 3 runways. See the runway table above for dimensions and surface types.
What is the elevation of K42J?
The field elevation of Keystone Heights Airport is 196 feet above mean sea level (MSL).
Is fuel available at K42J?
Yes, Keystone Heights Airport offers 100LL,A+ fuel.
What are the current weather conditions at K42J?
The current flight category at Keystone Heights Airport is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at K42J?
There are currently 7 active NOTAMs for Keystone Heights Airport. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for K42J?
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 Airport.
Where is Keystone Heights Airport located?
Keystone Heights Airport (K42J) is located in Keystone Heights, Florida, United States, at an elevation of 196 ft MSL.