Catoctin Crosswind Airport (4MD7)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	4MD7
Airport Status	Operational
Longitude/Latitude	77°22'0.0000" W / 39°38'47.0000" N -77.366667 / 39.646389 (Estimated)
Elevation	451.00 ft / 137.46 m (Estimated)
Land	50 acres
From nearest city	4 nautical miles NE of Thurmont, MD
Location	Frederick County, MD

Owner & Manager

Ownership	Privately owned
Owner	MARK ALLEN
Address	15102 MUD COLLEGE ROAD THURMONT, MD 21788
Phone number	301-271-7161
Manager	MARK ALLEN
Address	15102 MUD COLLEGE ROAD THURMONT, MD 21788
Phone number	301-271-7161

Airport Operations and Facilities

Airport Use	Private
Wind indicator	Yes
Control Tower	NON-ATCT
Sectional chart	WASHINGTON
Region	AEA - Eastern
Responsible ARTCC	ZDC - WASHINGTON
Tie-in FSS	DCA - LEESBURG
FSS Toll Free	1-800-WX-BRIEF

Runway Information

Runway 05/23

Dimensions	1600 x 100 ft (488 x 30 m)
Surface	TURF
Surface treatment

	05	23
Traffic pattern	Left	Left

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
FND	NDB	ELLICOTT		371.00	11W	34.8 nm
MD	NDB	ENOLA		204.00	11W	42.0 nm
GTN	NDB	GEORGETOWN		323.00	09W	44.5 nm
THS	TACAN	ST THOMAS	97X	115.00	07W	32.0 nm
HGR	VOR	HAGERSTOWN		109.80	07W	22.8 nm
FDK	VOR/DME	FREDERICK	115Y	116.85	08W	14.1 nm
AML	VOR/DME	ARMEL	82X	113.50	08W	43.0 nm
DCA	VOR/DME	WASHINGTON	47X	111.00	09W	49.7 nm
EMI	VORTAC	WESTMINSTER	126X	117.90	08W	20.2 nm
MRB	VORTAC	MARTINSBURG	58X	112.10	07W	27.3 nm
HAR	VORTAC	HARRISBURG	100Y	115.35	10W	41.7 nm
BAL	VORTAC	BALTIMORE	98X	115.10	11W	43.5 nm
MDT	VOT	HARRISBURG		110.00		43.2 nm

Remarks

• FOR CD CTC POTOMAC APCH AT 866-709-4993.
• PRVDD OPNS & PVT USE.