1
Runway
0
Frequencies
0
Procedures
Quick Facts
ICAO
4MD9
FAA
4MD9
Elevation
461 ft MSL
Runways
1
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
39.481, -76.761
Airport Information
Facility Type
AIRPORT
Elevation
461 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
WASHINGTON
Coordinates
39.4806, -76.7606
Ownership
Private
Hours of Operation
Current Weather
Nearby Weather Cameras
No camera at 4MD9. Showing nearest cameras.
Frederick Municipal Airport
South · Camera 2 · 2 cameras total
37 NM away
Chester County Airport
North · Camera 1
62 NM away
3 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Ends | Length | Width | Surface | Lights | Weight Bearing | PCN |
|---|---|---|---|---|---|---|---|
| 02/20 | 02 / 20 | 2,600 ft | 120 ft | TURF | - | - | - |
Airport Remarks
- PRVDD ARPT USED DALGT ONLY AND NO IFR OPERATIONS ARE CONDUCTED; THR TO RY 2 IS DSPLCD 300 FT TO PROVIDE 20:1 APCH OVER PLINE; LARGEST CLASS OF ACFT USING ARPT IS LIMITED TO 12500 LBS GROSS TKOF WGT OR LESS, TWIN ENGINE, AND CTC IS MADE WITH ATCT AT BWI ARPT.
- FOR CD CTC POTOMAC APCH AT 866-429-5882
Nearby airports & facilities
4MD9
WORTHINGTON VALLEY
OWINGS MILLS — <1 nm
5MD1
Brooklandville Heliport
Brooklandville — 5 nm
MD95
Reservoir Airport
Finksburg — 6 nm
MD95
RESERVOIR
FINKSBURG — 6 nm
MD60
Northwest Hospital Heliport
Randallstown — 7 nm
08MD
ST JOSEPH HOSPITAL
TOWSON — 9 nm
08MD
UM Saint Joseph Medical Center Heliport
Towson — 9 nm
2MD5
Hoby Wolf Airport
Eldersburg — 9 nm
8MD3
Sinai II Heliport
Baltimore — 9 nm
8MD3
SINAI II
BALTIMORE — 9 nm
8MD3
SINAI II
BALTIMORE — 9 nm
MD13
Black & Decker/Parking Lot 2 Heliport
Towson — 9 nm
Nearest airports
- 4MD9 — WORTHINGTON VALLEY
OWINGS MILLS
- 5MD1 — Brooklandville Heliport
Brooklandville
- MD95 — Reservoir Airport
Finksburg
- MD95 — RESERVOIR
FINKSBURG
- MD60 — Northwest Hospital Heliport
Randallstown
Maryland airports
4MD9 Operational Overview
Location & Facility
St John Airport (4MD9) is a privately owned airport restricted to private use located in Owings Mills, Maryland, United States. The field sits at an elevation of 461 feet above mean sea level (MSL) at coordinates 39.4806°N, 76.7606°W.
Runways
St John Airport has 1 runway. The longest runway (02/20) measures 2,600 feet by 120 feet with a turf surface.
Communications & Operations
St John Airport is a non-towered (pilot-controlled) field.
Weather Cameras
2 FAA Weather Cameras are available near St John Airport, 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.
Frequently Asked Questions
What is 4MD9?
4MD9 is the ICAO identifier for St John Airport, a public-use airport located in Owings Mills, Maryland, United States.
How many runways does St John Airport have?
St John Airport (4MD9) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of 4MD9?
The field elevation of St John Airport is 461 feet above mean sea level (MSL).
Is fuel available at 4MD9?
No fuel types are currently listed for St John Airport. Contact the FBO directly for availability.
What is the longest runway at 4MD9?
The longest runway at St John Airport is 2,600 feet long.
How do I access complete data for 4MD9?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for St John Airport.
Where is St John Airport located?
St John Airport (4MD9) is located in Owings Mills, Maryland, United States, at an elevation of 461 ft MSL.
Does 4MD9 have weather cameras?
4MD9 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.