Alcatraz Heliport (CA27)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	CA27
Airport Status	Closed Indefinitely
Longitude/Latitude	122°25'17.2900" W / 37°49'33.3200" N -122.421469 / 37.825922 (Estimated)
Elevation	70.00 ft / 21.34 m (Estimated)
From nearest city	2 nautical miles N of San Francisco, CA
Location	San Francisco County, CA
Magnetic Variation	16E (1985)

Owner & Manager

Ownership	Publicly owned
Owner	DEPT OF INT, NATL PARK SVC
Address	GGNRA, FORT MASON 201 FORT MASON SAN FRANCISCO, CA 94123
Phone number	415-561-4720
Manager	CHAD MARIN
Address	GGNRA, FORT MASON 201 FORT MASON SAN FRANCISCO, CA 94123
Phone number	415-561-4720

Airport Operations and Facilities

Airport Use	Private
Wind indicator	No
Segmented Circle	No
Control Tower	NON-ATCT
Sectional chart	SAN FRANCISCO
Region	AWP - Western-Pacific
Responsible ARTCC	ZOA - OAKLAND
Tie-in FSS	OAK - OAKLAND
FSS on Airport	No
FSS Toll Free	1-800-WX-BRIEF

Runway Information

Runway H1

Dimensions	60 x 60 ft (18 x 18 m)
Surface	CONC
Surface treatment

	H1
Physical elevation	70.00 ft	ft
Coordinates	37.825922 / -122.421469	0.000000 / 0.000000
Traffic pattern	Left	Left

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
STS	DME	SANTA ROSA	108Y	116.15		44.9 nm
NUQ	TACAN	MOFFETT	123X	117.60	17E	29.3 nm
SUU	TACAN	TRAVIS	113X	116.60	13E	33.8 nm
SAU	VOR/DME	SAUSALITO	109X	116.20	17E	5.1 nm
OAK	VOR/DME	OAKLAND	115X	116.80	17E	11.2 nm
SFO	VOR/DME	SAN FRANCISCO	105X	115.80	17E	12.6 nm
CCR	VOR/DME	CONCORD	117X	117.00	17E	22.2 nm
PYE	VOR/DME	POINT REYES	84X	113.70	17E	26.1 nm
OSI	VOR/DME	WOODSIDE	86X	113.90	17E	26.9 nm
SJC	VOR/DME	SAN JOSE	88X	114.10	16E	35.4 nm
SGD	VORTAC	SCAGGS ISLAND	58X	112.10	17E	21.4 nm
SFO	VOT	SAN FRANCISCO		111.00		12.6 nm

Remarks

• FOR CD CTC NORCAL APCH AT 916-361-0519.
• PVT USE.